Heating Problem is it fixable? - Nexus 9 Q&A, Help & Troubleshooting

I have a 16g black one from Google Play. and luckily it has no light bleed, minimal give on the back but the thing just get HOT even when I am using tasks like watching video or reading Chrome like now. I monitor the Cpu temp and it is around 40 > 50C when watching video surfing the web etc. However, when I am playing 3D games and stuff it get to about 60 > 75C. I dont know if it is normal or not and is this just a software or hardware issue because it get really hot on the top near the camera and both the screen and the metal rim get hot and burn my hands. I am considering RMA it if is cant be fix through a software update though. So is can it be fix through further update or rooting and new custom rom help ? And is a case gonna help reducing the heat to my hands ?
Also if I wait for the next batch can I wait and exchange for a better one then ?

kingstyle1990 said:
I have a 16g black one from Google Play. and luckily it has no light bleed, minimal give on the back but the thing just get HOT even when I am using tasks like watching video or reading Chrome like now. I monitor the Cpu temp and it is around 40 > 50C when watching video surfing the web etc. However, when I am playing 3D games and stuff it get to about 60 > 75C. I dont know if it is normal or not and is this just a software or hardware issue because it get really hot on the top near the camera and both the screen and the metal rim get hot and burn my hands. I am considering RMA it if is cant be fix through a software update though. So is can it be fix through further update or rooting and new custom rom help ? And is a case gonna help reducing the heat to my hands ?
Also if I wait for the next batch can I wait and exchange for a better one then ?
Click to expand...
Click to collapse
You must be the lucky one the got the special unannounced option !
Only a select few have the New HTC "Hand warmer" edition made just for cooler climates like Antarctica.

Guys, can anyone help ?

This is normal. Any processor heats up with heavy gaming. The nexus 5 (snapdragon 800) can break the 70C mark in some cases. The nexus 7 (2012 with tegra) heats to 60C before throttling. The nexus 9 does try to dissepate the heat as quick as possible (lots of copper) and feels warmer.
Samsung devices are even worse, as they start throtteling even later.
The tegra k1 is a beast of a mobile processor (gpu and cpu).

spicyalan said:
This is normal. Any processor heats up with heavy gaming. The nexus 5 (snapdragon 800) can break the 70C mark in some cases. The nexus 7 (2012 with tegra) heats to 60C before throttling. The nexus 9 does try to dissepate the heat as quick as possible (lots of copper) and feels warmer.
Samsung devices are even worse, as they start throtteling even later.
The tegra k1 is a beast of a mobile processor (gpu and cpu).
Click to expand...
Click to collapse
Basically, this.
Hell, my N5 actually reboots during antutu due to thermal heat and heats up a lot during gaming.
Also, the reason it heats up when watching a video, do not forget a video has to be decoded to be displayed on the screen. Hardware decoding is less intensive but some still rely on software decoding wich will heat up and cpu in a matter of minutes. So even something as simple as watching a video can be CPU intensive depending on the decoder.
As for chrome, haven't had my N9 heat up during chrome sessions. Weird

Actually, the Nexus 9 manages as only Android device in my collection to stay completely cool in netflix HD streaming. 10% battery usage after 90 minutes. Compared to the other devices that use up at least 40% of battery during the same time.
One drawback is the 4:3 screen, which still makes my Note 10.1 beter for netflix (or movie viewing in general)... But the Nexus 9 is the only tablet I even consider using in portrait.

Same problem here, especially with Chrome. I've rooted my device, I don't know if that could have something to do with the heating...

Chrome Beta seems to have really helped with the heat issue on mine. I still get a lot of heat with gaming but that seems to be it.

The n9 was the first device I've ever had that heated up on me while browsing in chrome. This is NOT normal. I RMA'd it and picked up a shield instead... I don't know how these devices passed QA with all the issues they're having.

My personal opinion, is lollipop isn't quite ready and many apps aren't either. I'm waiting for all to be updated. The heating problem will, I'm sure, be taken care of.
Sent from my Nexus 5 using XDA Free mobile app

jd1639 said:
My personal opinion, is lollipop isn't quite ready and many apps aren't either. I'm waiting for all to be updated. The heating problem will, I'm sure, be taken care of.
Sent from my Nexus 5 using XDA Free mobile app
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Click to collapse
Hopefully before black friday . The Sheild went up last year and I'm expecting it to do the same this year, not sure if I should go ahead and buy it or wait for the Nexus 9 to be fixed.

Hi
kingstyle1990 said:
I have a 16g black one from Google Play. and luckily it has no light bleed, minimal give on the back but the thing just get HOT even when I am using tasks like watching video or reading Chrome like now. I monitor the Cpu temp and it is around 40 > 50C when watching video surfing the web etc. However, when I am playing 3D games and stuff it get to about 60 > 75C. I dont know if it is normal or not and is this just a software or hardware issue because it get really hot on the top near the camera and both the screen and the metal rim get hot and burn my hands. I am considering RMA it if is cant be fix through a software update though. So is can it be fix through further update or rooting and new custom rom help ? And is a case gonna help reducing the heat to my hands ?
Also if I wait for the next batch can I wait and exchange for a better one then ?
Click to expand...
Click to collapse
I noticed the other night a considerable warming by the camera area and all I was doing was browsing the Internet. So as I was using Chrome I stopped, and browsed with FireFox, the tablet cooled completely down. Even watching YouTube it was barely warm.
I think something is wrong with Chrome and it's causing a loop somewhere in the code ramping up the CPU causing it to use a lot of power and that equals waste heat.
Playing games also has the same effect, it ramps up the CPU. The CPU is probably rated to continue working up to quite a high temperature before it needs to slow itself down to allow to cool, but when that heat causes the case to become very hot, it should back off the speed and so keep itself cool a long time before it reaches any of it's own temperature maximums, the trouble is keeping the case cool means the CPU can't maintain high performance for very long, so what's the point of a fast CPU.
Really tablets are not the best designed devices for 3D type game playing, or anything really that needs to use a lot of CPU power over and above the occasional burst.
I wouldn't be surprised once all the benchmarks have been done and published, if a software updated doesn't fix the heat problem by throttling the CPU quicker, and running it with realistic performance characteristics that being sandwiched in a very thing plastic case with no vents or active cooling requires.
Regards
Phil

I second the chrome beta helping. I disabled regular chrome in app manager and installed the chrome beta and have had a significant boost in battery life and decrease in heat while browsing.

Mine only gets warm with heavy games
cd419 said:
I second the chrome beta helping. I disabled regular chrome in app manager and installed the chrome beta and have had a significant boost in battery life and decrease in heat while browsing.
Click to expand...
Click to collapse
Your welcome

cd419 said:
I second the chrome beta helping. I disabled regular chrome in app manager and installed the chrome beta and have had a significant boost in battery life and decrease in heat while browsing.
Click to expand...
Click to collapse
Do you still notice any warmth using Chrome Beta? Or is it relatively cool? I have tried both Chrome Beta and Dolphin, and I am still noticing a good amount of heat. It's actually cooler watching Netflix than it is doing any sort of browsing whatsoever.

bailyc said:
Do you still notice any warmth using Chrome Beta? Or is it relatively cool? I have tried both Chrome Beta and Dolphin, and I am still noticing a good amount of heat. It's actually cooler watching Netflix than it is doing any sort of browsing whatsoever.
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Click to collapse
Saturday when I switched to the Chrome beta for the first time the heat was the same as before. Yesterday and today it has been noticeably cooler. I'd say the tablet gets just warm enough to notice a difference from it's ambient temperature when using chrome beta. I've gotten slightly better battery life but i'm still only hitting 4 hours screen on time when I hit 15% battery which is about a 1 hour increase from before using chrome beta.
I think chrome is still in need of major optimization because as you said when I use youtube or netflix I get much better thermal and battery performance. I did notice today that chrome seems to be performing extremely well on page loads and interactivity with javascript elements etc. I threw as many complicated sites as I could at it and made sure to go to sites I that hadn't been cached before on the tablet and it was super fast. It actually impressed me with it's performance which I wasn't expecting. Now it just needs to get more battery efficient and it will be perfect.

cd419 said:
Saturday when I switched to the Chrome beta for the first time the heat was the same as before. Yesterday and today it has been noticeably cooler. I'd say the tablet gets just warm enough to notice a difference from it's ambient temperature when using chrome beta. I've gotten slightly better battery life but i'm still only hitting 4 hours screen on time when I hit 15% battery which is about a 1 hour increase from before using chrome beta.
I think chrome is still in need of major optimization because as you said when I use youtube or netflix I get much better thermal and battery performance. I did notice today that chrome seems to be performing extremely well on page loads and interactivity with javascript elements etc. I threw as many complicated sites as I could at it and made sure to go to sites I that hadn't been cached before on the tablet and it was super fast. It actually impressed me with it's performance which I wasn't expecting. Now it just needs to get more battery efficient and it will be perfect.
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Click to collapse
Thanks for the details. It's a shame that browsing is so poorly optimized. That's my main purpose for a tablet. I've just been on Dolphin the last hour and yep, heat is still pretty strong and my battery has gone down quite a bit. But before that, I was running Netflix for several hours just to test, and was up to about 5 hrs SOT. But I typically don't watch much Netflix, so that doesn't reflect real-world usage for me at all.

Yeah it's a little disappointing but the improvement I saw from chrome release and chrome beta is promising. My browsing experience today aside from heat and battery issues really made me like this device. The performance really blew me away. It felt more responsive than my i7 desktop.

kdkinc said:
You must be the lucky one the got the special unannounced option !
Only a select few have the New HTC "Hand warmer" edition made just for cooler climates like Antarctica.
Click to expand...
Click to collapse
Haha thats awesome

cd419 said:
Yeah it's a little disappointing but the improvement I saw from chrome release and chrome beta is promising. My browsing experience today aside from heat and battery issues really made me like this device. The performance really blew me away. It felt more responsive than my i7 desktop.
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Click to collapse
I too find myself getting attached, despite these issues. It's a really smooth tablet experience :good:

Related

X+ overheating issues thread

Do other hox+ owners also have overheating issues?
Before i bought the hox+ i read many articles about the older one x and the fix for overheating.
I bought the device after it came out and thought that htc cannot make the same mistake again.
Well the device is really awesome thats a fact. But honestly, the non-eco mode is pretty useless as the hox drains the battery
so damn fast. I tried to play Wild Blood in eco mode and it was pretty choppy. Turning off the eco mode just made the game run a few fps faster
and made it as hot as my heater in the night time.
Do you guys also experienced this issue? I'm not sure if 49 - 51 degrees are counted as "too hot" but the device is blinking red and green and
it doesn't feel comfortable to hold the device for too long. I don't even want to mention the gameplay while charging. after around 10 minutes i lost about 10% WHILE CHARGING.
So far i just saw the battery stats thread there but no one really mentioned the temperature while gaming. Would be nice if you guys could share your gaming experience in this thread.
Cheers
Toshi
Toshimitsu said:
Do other hox+ owners also have overheating issues?
Before i bought the hox+ i read many articles about the older one x and the fix for overheating.
I bought the device after it came out and thought that htc cannot make the same mistake again.
Well the device is really awesome thats a fact. But honestly, the non-eco mode is pretty useless as the hox drains the battery
so damn fast. I tried to play Wild Blood in eco mode and it was pretty choppy. Turning off the eco mode just made the game run a few fps faster
and made it as hot as my heater in the night time.
Do you guys also experienced this issue? I'm not sure if 49 - 51 degrees are counted as "too hot" but the device is blinking red and green and
it doesn't feel comfortable to hold the device for too long. I don't even want to mention the gameplay while charging. after around 10 minutes i lost about 10% WHILE CHARGING.
So far i just saw the battery stats thread there but no one really mentioned the temperature while gaming. Would be nice if you guys could share your gaming experience in this thread.
Cheers
Toshi
Click to expand...
Click to collapse
Woah i've never seen blinking lights cus it got too hot??? Then again i beat Wild Blood on my iPhone 4 when it first came out and only took me about an hour, lol. Joke of a game, great graphics gameplay blah blah blah but storyline literally takes an hour to beat the game. Then what, no reply value and a waste of space on your device.
Anyways, it's gameloft for 1, they are not and most likely never will be very compatible with tegra devices, that's just how it is. 2. This is a hard working machine bro, it takes a lot of load because it can and have you seen any ventilation on this device or fans installed? Yeah, lack of all that where else is the heat to go? Just glad i have a 1yr manf. warranty and insurance with ATT on this puppy so when it blows itself up one day i get a new one .
I've never turned off power saving mode and play tegra 3 specific games with zero lag! I've also never not once had my device get very hot. At maybe 2 times playing Bard's Tale for about 40min straight and having 5 other apps in the background it started getting 'warm', not at all would i define it as hot. I've watched Netflix movies for 1.5hr straight on power saving mode, device didn't even get warm and not 1 flicker in performance or quality over wifi.
If anything maybe you got a bunk device? If you can't watch netflix or a movie on this thing without it getting really hot and lights flashing like you say, sounds like a bunk phone to me bro. If you can though, it's only stupid gameloft let me take all your money just to play our games that have no replay value and only take an hour to beat, then you have nothing to worry about. Get some tegra games bro, that's what this device is about and once you go tegra games you don't go back, lol!
thanks for your feedback deeznuts. Well except some gameloft games others run pretty smooth in eco mode. It really might be a bad implementation or incompatibility with tegra3. But you are right. I'd say that games like riptide gp look pretty good and do not consume much more batterylife than browsing. Watching movies is also no problem. Mass Effect is also such a batterykiller like wild blood that turns my device into a hot potato.
You are also right that its a fast device without a cooler. But compared to the current iphone generation or the snapdragons it seems pretty hot.
I guess apple did the right thing to patent a cooler for smartphones haha.
Toshimitsu said:
thanks for your feedback deeznuts. Well except some gameloft games others run pretty smooth in eco mode. It really might be a bad implementation or incompatibility with tegra3. But you are right. I'd say that games like riptide gp look pretty good and do not consume much more batterylife than browsing. Watching movies is also no problem. Mass Effect is also such a batterykiller like wild blood that turns my device into a hot potato.
You are also right that its a fast device without a cooler. But compared to the current iphone generation or the snapdragons it seems pretty hot.
I guess apple did the right thing to patent a cooler for smartphones haha.
Click to expand...
Click to collapse
Yep but the more wrong things Apple chooses to do far outweighs the good, lol! Reason being not upgrading to iPhone 5 and more then happy with this device
Toshimitsu said:
thanks for your feedback deeznuts. Well except some gameloft games others run pretty smooth in eco mode. It really might be a bad implementation or incompatibility with tegra3. But you are right. I'd say that games like riptide gp look pretty good and do not consume much more batterylife than browsing. Watching movies is also no problem. Mass Effect is also such a batterykiller like wild blood that turns my device into a hot potato.
You are also right that its a fast device without a cooler. But compared to the current iphone generation or the snapdragons it seems pretty hot.
I guess apple did the right thing to patent a cooler for smartphones haha.
Click to expand...
Click to collapse
To be fair to nvidia. Snapdragon is 4th gen chip built on 10 years of development. Even the GPU adreno started life as an AMD built chip. Many years ago.
Sent from my HTC One X+ using Tapatalk 2
AndroHero said:
To be fair to nvidia. Snapdragon is 4th gen chip built on 10 years of development. Even the GPU adreno started life as an AMD built chip. Many years ago.
Sent from my HTC One X+ using Tapatalk 2
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Click to collapse
Well put!
Sent from my AT&T One X+
AndroHero said:
To be fair to nvidia. Snapdragon is 4th gen chip built on 10 years of development. Even the GPU adreno started life as an AMD built chip. Many years ago.
Sent from my HTC One X+ using Tapatalk 2
Click to expand...
Click to collapse
Thats a true statement. Its hard to develop comparable chip in less than 5 years.
I just made a few benchmarks and found out that its really the gpu only that is producing the most of the heat. It seems that
Antutu Tester is just stressing the cpu cores but not gpu at all(powersaving off). At least the device stay slightly warm but not as hot as gaming in powersaving mode.
Actually does the powersaving mode also underclocks the gpu or/and the memory or just limiting the cpu to 1,3ghz?
I have attached a few photos taken with a Thermal Imaging Camera of the front and back before and after playing about 10 minutes of Avengers and Dead Trigger. The before photos arent entirely representative of the idle temperatures as I had been using the phone before taking the photos. Also, the colours are not consistently calibrated so a the same colour on two pics doesnt represent the same temperature. One last caveat, I didnt spend time to properly align the normal image with the thermal image.
from what i noticed any high graphics games or game using core power causes to overheat. like need for speed most wanted a few minutes and i can feel the heat of the unit i hope it can be fixed soon.
I don't seem to have any overheating issues but then again i very seldom play games on my phone...Day to day use like browsing watching videos the phone remains cool to warm.
The only time where i felt the phone got hot was when i tried watching high bit-rate 720p mkv using mx player and software decoding. but the phone never got too hot that it become uncomfortable to touch
Thanks alot for posting those pictures. Its getting really hot. I mean if the surface reaches over 40 degrees, how hot must it be inside the phone?
On the other side there is a nice decrease of temp visible in the lower area of the device. Maybe HTC really took it all in account and it really just gets hot but doesn't really affect the Battery.
Actually the batterylife isn't that bad. Today i charged it and it played pirates of the carribean 3 times and something in 720p on mx player (without sound as i didnt had dts codec). The battery went from 100% to 9% after 7.5 hours. Brightness on auto and data and sync turned on(2G).
i am having international version of One X+, no doubt the phone is amazing but not good for playing games or for VIOP calls,
it gets hot within no time when having these activities results unbearable for ears or hands.. any solution ? does HTC knows about it ?
zahid
It's a quad-core phone its normal to get hot with power hungry games ,plus 42c is not really hot . Now if your phone over heats when iddle I mean 52c + and the light are blinking green and orange than yeah its an issue send it to HTC
it happened to me once when i was playing bad piggies for an extended amount of time. and by extended i mean like 30 mins. it was crazy hot and i thought the flashing lights is a notification but later found out that it got too hot.
seriously nVidia, wtf are you doing
My phone doesn`t get much hotter than my old evo 3d even during intesive 3d gaming like nova 3, avengers initiative and sonic 4 just to name a few. It gets hot but not to the point where it starts to burn my figners, my laptop can do this. Sometimes the led start flashing red and green but even in that case the exterior of the phone is only around 35-40 degrees. The phone will automatically turn off if it overheats, that is when you have to worry about overheating and reporting to HTC, so do not worry about damaging it.
ryanjsoo said:
My phone doesn`t get much hotter than my old evo 3d even during intesive 3d gaming like nova 3, avengers initiative and sonic 4 just to name a few. It gets hot but not to the point where it starts to burn my figners, my laptop can do this. Sometimes the led start flashing red and green but even in that case the exterior of the phone is only around 35-40 degrees. The phone will automatically turn off if it overheats, that is when you have to worry about overheating and reporting to HTC, so do not worry about damaging it.
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Click to collapse
Do you play it in saving mode? i tried to play mass effect without saving mode and it took me around 15-20 minutes until the game crashed.
The battery indicator app said overheated with 50.8 degrees. According to HTC it shouldn't be a problem at all:HTC's statement
“If the phone is in normal use without playing games or calling for long time, the temperature should be around 37°C or 38°C.
But if you use your phone to play games or surfing internet for a long time, it will be normal that the temperature rises to around 55°C.“
Why the hell does the game crash then and several apps
are warning me about overheating???
Toshimitsu said:
Do you play it in saving mode? i tried to play mass effect without saving mode and it took me around 15-20 minutes until the game crashed.
The battery indicator app said overheated with 50.8 degrees. According to HTC it shouldn't be a problem at all:HTC's statement
“If the phone is in normal use without playing games or calling for long time, the temperature should be around 37°C or 38°C.
But if you use your phone to play games or surfing internet for a long time, it will be normal that the temperature rises to around 55°C.“
Why the hell does the game crash then and several apps
are warning me about overheating???
Click to expand...
Click to collapse
You probably won`t believe me but running games in power save mode actually increases performance, because one cpu doesn`t ramp up as much it forces the other cores to kick in, this means that you have more cores running at a lower clock speed which equates to similar power consumption but far less heat, the reason why games lag is because the cpu is linked to the gpu and throttling when the chip gets too hot, you can desynchronise the gpu by using the renovate gaming boost app however you must be rooted first, great app, most aggressive min frees, optimizes cpu governor automatically and boosts gpu clock (decouples), also the tegra 3 chip was designed to go in and out of its thermal limit.
I've overheated on a few occasions now, all running a quite simple app (in my eyes) - CoPilot satnav!
Plus I loose more battery than the car charger can provide!!!
Sent from my HTC One X+ using xda app-developers app
targett said:
I've overheated on a few occasions now, all running a quite simple app (in my eyes) - CoPilot satnav!
Plus I loose more battery than the car charger can provide!!!
Sent from my HTC One X+ using xda app-developers app
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Click to collapse
well its as everyone has said its a 1.7Ghz quad core phone, its going to get hot its not like your std laptop or desktop with fans and cooling now is it
WigglesGRN said:
well its as everyone has said its a 1.7Ghz quad core phone, its going to get hot its not like your std laptop or desktop with fans and cooling now is it
Click to expand...
Click to collapse
Like everyone had said it's a quad core etc, etc, etc, blah, blah, blah...
But why should we just accept it as a norm?! It's not right to make something and sell it as your new flagship when it has a MAJOR design fault by overheating so easily.
If HTC knew it would overheat then a redesign should have been done to allow for heat dissipation???
Sent from my HTC One X+ using xda app-developers app

[Q] Z3TC overheating *Help*

Hi guys
I just bought my Z3TC this week. Overall I'm super happy to have it. However, I notice each time, after playing around with it for 15 ~20 minutes (Surfing, photo taking, gaming), the tablet gets really hot near the home button area.
I installed a temperature app and found that the CPU was at 66'C consistently and the Battery was at 45'C. It was hot to the touch, not to the point where I can't use the tablet, but when my palm rests near the home button area, the heat is noticeable. It's not just warm. The app (CPU temperature) didn't show any throttling of the CPU either.
I'm worried that the heat will cause damage to the tablet's battery and CPU lifespan.
Does anyone else have similar issues?
THanks
What games are you playing ? I haven't noticed any elevated temperatures in my device but then again I don't typically game.
Z3TC overheating *Help*
diverblue said:
What games are you playing ? I haven't noticed any elevated temperatures in my device but then again I don't typically game.
Click to expand...
Click to collapse
Thanks for the response.
It was MMX racing.. just a simple 3d based game.
But I notice, the heat generated isn't just from gaming. It seems it's happening when I'm using any apps. Is it possible to throttle the CPU? Or do I have a defective version?
monk333y said:
Thanks for the response.
It was MMX racing.. just a simple 3d based game.
But I notice, the heat generated isn't just from gaming. It seems it's happening when I'm using any apps. Is it possible to throttle the CPU? Or do I have a defective version?
Click to expand...
Click to collapse
From my understanding CPU throttling it controlled by the kernel and would therefore require root access.
Out of interest I downloaded and played dead trigger 2 after reading your post. My device certainly got warmer but it wasn't hot to touch. With the polymer backing I would be concerned of warping if you have excessive over heating, similar to the issues with the Galaxy Tab S.
If I can get some time I will monitor my temps over the next day or two and see what happens.
diverblue said:
From my understanding CPU throttling it controlled by the kernel and would therefore require root access.
Out of interest I downloaded and played dead trigger 2 after reading your post. My device certainly got warmer but it wasn't hot to touch. With the polymer backing I would be concerned of warping if you have excessive over heating, similar to the issues with the Galaxy Tab S.
If I can get some time I will monitor my temps over the next day or two and see what happens.
Click to expand...
Click to collapse
Thank you diverblue! I'm going to continue researching other avenues to reduce heat. Will report back my findings as well.
Much appreciated for your time!
Happy New Years
That's hot as hell, when I'm playing games my battery temp is around 28C, will also check the CPU temps next time
Sent from my D6503
Jiyeon90 said:
That's hot as hell, when I'm playing games my battery temp is around 28C, will also check the CPU temps next time
Sent from my D6503
Click to expand...
Click to collapse
Thanks for the input.. it's starting to look like mine's a defective unit...
I've never heard anyone say the tablet heats up. I, myself, play games on the Z3 tablet compact, 3D / 2D / whatever D, sometimes even while downloading, the thing doesn't even know how to heat up, it's always like "nope bro, no heating up from me, u want heating up? Go get something with the Tegra K1 inside". Jokes aside, the thing seriously never heats up. Possibly a defective unit? I suppose you could ask the service center to take a look.
shaanyt said:
I've never heard anyone say the tablet heats up. I, myself, play games on the Z3 tablet compact, 3D / 2D / whatever D, sometimes even while downloading, the thing doesn't even know how to heat up, it's always like "nope bro, no heating up from me, u want heating up? Go get something with the Tegra K1 inside". Jokes aside, the thing seriously never heats up. Possibly a defective unit? I suppose you could ask the service center to take a look.
Click to expand...
Click to collapse
I played around with battery settings, installed apps, uninstalled apps.. Going to get it exchanged tomorrow...
Thanks for the input everyone.

Phone getting hot for no reason

Hi people, just wanted to ask if anyone had the same experience of your device getting quite warm on the bottom portion where the pins are (seems warmer on the front though). I know that's where the motherboard and all the computing power is at, but it's strange that it can get warm even when all you do is browsing the web using chrome, taking a look at CPU-Z, it shows some things can get as warm as 50-55 degree Celsius, and if I'm not the only one, then is there anything that can be done about it, I mean, it probably shouldn't be like that, right?
That does seem a bit warm for web browsing, I just did a quick test on mine (4K video recording for a few mins) and CPU Z showed temperature just reaching 50C.
Under normal use it seems to range from 45-50, also warm to touch near the bottom. Mine does have a skin and battery mod on so I'd expect higher if anything, but I am using the Turbo Z kernel rather than stock so maybe unfair to compare. 55 is still safe, it seems fairly normal for this phone to reach these temperatures.
Turning off half the pixels when you don't need them may help: https://play.google.com/store/apps/details?id=screen.dimmer.pixelfilter beyond that I'm not sure besides using a custom kernel to help.
Are you using the international variant, clocked at 1.8GHz? If it's hitting 55C web browsing on that I'd be surprised but it seems similar to mine with the Turbo Z kernel clocked at 2.15GHz.
Edit: Just noticed mine hit 60C on some thermal sensors in CPU Z after prolonged use in chrome, dropping quickly to 45C after opening CPU Z. I really wouldn't worry about the temperature, it does seem normal.
supacrazyguy42 said:
That does seem a bit warm for web browsing, I just did a quick test on mine (4K video recording for a few mins) and CPU Z showed temperature just reaching 50C.
Under normal use it seems to range from 45-50, also warm to touch near the bottom. Mine does have a skin and battery mod on so I'd expect higher if anything, but I am using the Turbo Z kernel rather than stock so maybe unfair to compare. 55 is still safe, it seems fairly normal for this phone to reach these temperatures.
Turning off half the pixels when you don't need them may help: https://play.google.com/store/apps/details?id=screen.dimmer.pixelfilter beyond that I'm not sure besides using a custom kernel to help.
Are you using the international variant, clocked at 1.8GHz? If it's hitting 55C web browsing on that I'd be surprised but it seems similar to mine with the Turbo Z kernel clocked at 2.15GHz.
Edit: Just noticed mine hit 60C on some thermal sensors in CPU Z after prolonged use in chrome, dropping quickly to 45C after opening CPU Z. I really wouldn't worry about the temperature, it does seem normal.
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Thank you for your reply, I have the international variant (UK), fully stock, I just wasn't sure if going for a custom kernel or a ROM (the one made by janjan seems to be the way to go) would help this or make it worse. It's strange how I would rather go for custom software made by an enthusiast instead of updating to nougat in fear of bugs, but it is what it is, huh.
Edit: is it just me, or some of these phones cameras are not in the middle of the circle that they are mounted it (dont know how to explain it better), for example my front camera sensor is shifted to the right upper part of the circle, doesn't seem to affect its performance though.
No problem I'm running stock with Turbo Z kernel at the moment to up our phone from its underclock of 1.8GHz (UK here too), set up a few profiles in kernel adiutor and I'm very impressed with performance. Agreed, I'm likely going over to N to try Daydream VR soon but so happy with this using Pixel Launcher, animated Nav Bar and G assistant etc. All very stable and smooth at the moment so it's a tough call.
Not sure about the camera thing, perhaps noticeable on my front one but depending on the angle of light hitting it it's hard to tell. Not seen any issues with it either :good: , maybe just a bit of manufacturing inconsistency.
I was just noticing last night how well mine stayed cool after prolonged use actually. I believe that even if this thing gets hot it has a great cooling sync body and dissipates quickly. JerryRigEverything's screen flame test on moto z lasted 3.5x longer without damage than almost any other phone, not this issue, but perhaps promising on heat durability.
Sent from my XT1650 using XDA-Developers mobile app
It sure does, mine can get warm but the second I stopped using chrome for example it cooled right down again. Durability of this phone from that video was really impressive.

Multicore performance lower than expected.

So I just picked up a Galaxy tab S7 plus 128GB with 5g.
Before purchasing I watched and read benchmark reviews but I'm getting considerably less performance than pretty much all benchmarks I have seen.
Single core/gpu/memory benchmarks are exactly where they should be but multicore is around 20% less than expected.
This is a new device, I even did a factory reset and tried again, not much installed and settings are default.
Anyone have any ideas?
I don't think you should believe in benchmarks anymore, it's better to refer to real-world tests and reviews from users.
Actually many Android devices have implemented hidden switches which temporarily disables thermal/performance constraints when it detects a benchmarking app being run (similar to a defeat device) so it scores much higher than it normally should, with a risk that the device might be damaged due to overheat and such.
From my experience, Samsung isn't doing well with the optimizations, making some games lag horribly, and this is getting even worse with the most recent Android 11 update.
I was just a little disappointed that's all, multicore is only slightly higher than my snapdragon 855 phone, nubia red magic 3. Much better single core, gaming and emulation though on the tablet.
It is running great though and I'm enjoying it.
Love the device ..... But it seems to handle Kodi worse than my Nvidia Shield. That's my pretty anecdotal comparison for Android devices
So after a bit of playing around I think I found the main culprit, it was nova launcher prime.
After using the tablet for a day I looked at the battery stats and noticed that it was constantly running and used over 20% of the battery over time.
Uninstalled and benchmarks are much better but not completely there, in geek bench 5 I get 980 single and 2950 multi, was 2600 multi.
I expect 3000-3200 from this device so only a little under now, it is possible that the benchmarks I saw were using android 10 before the update to 11.
Looking at the battery stats One UI is under 2% battery consumption by comparison.
Johnnio said:
So after a bit of playing around I think I found the main culprit, it was nova launcher prime.
After using the tablet for a day I looked at the battery stats and noticed that it was constantly running and used over 20% of the battery over time.
Uninstalled and benchmarks are much better but not completely there, in geek bench 5 I get 980 single and 2950 multi, was 2600 multi.
I expect 3000-3200 from this device so only a little under now, it is possible that the benchmarks I saw were using android 10 before the update to 11.
Looking at the battery stats One UI is under 2% battery consumption by comparison.
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Wow .... Would have never guessed. I do in fact always use Nova. Maybe I should delete. Wish I could save (backup) desktops like with Nova
jcrompton said:
Wow .... Would have never guessed. I do in fact always use Nova. Maybe I should delete. Wish I could save (backup) desktops like with Nova
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I was surprised too as I have been using it for years now.
Not saying 100% that it will solve your your issue but it is at least worth considering.
It could be a problem my end or even perhaps how android 11 records battery usage but Samsung UI has 1.8% battery usage vs 20% for nova launcher, I need to use the tablet longer to see if that translates to longer screen on time.
Johnnio said:
I was surprised too as I have been using it for years now.
Not saying 100% that it will solve your your issue but it is at least worth considering.
It could be a problem my end or even perhaps how android 11 records battery usage but Samsung UI has 1.8% battery usage vs 20% for nova launcher, I need to use the tablet longer to see if that translates to longer screen on time.
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Keep me/us updated on what you find. Thanks.
jcrompton said:
Keep me/us updated on what you find. Thanks.
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I'll report back in a day or so with a screen on report.
jcrompton said:
Keep me/us updated on what you find. Thanks.
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So, a couple of days later I would say that I do seem to be getting more out of the battery, around one hour more with the same mixed usage, YouTube, gaming, reddit is fun app, Firefox, screen brightness 65%, volume full, 120Hz with WiFi and mobile data enabled.
Screen on time from 100% to 10% is roughly 7 hours, not as good as I was hoping for but I am hammering it and I expect that the battery test videos I have seen are using auto brightness.

Question How does the phone perform thermally and performance-wise?

I've read some really mixed opinions, some say that it doesn't throttle at all (but gets quite hot during use, and I consider that a good thing, heat gets distributed from the chipset quickly).
And some say that performance falls significantly after like 10 minutes of load and games start having lag spikes after that time.
It's a hot phone. I've updated from Huawei p30 pro and I found this Xperia 1 iii runs super hot and it's basically unusable without a case, and I needed to put it against an AC vent in my car from time to time to cool it off . Never had that issue with my Huawei.
Well I already found some great tests on Tech Nick channel. It's the chipset to blame for the heat.
But compared to other phones with same chipset, Sony is one of the best performers. It even beat Asus ROG phone in terms how quickly it launchesss apps, etc. (but not in some scores, probably some throttling to blame in long-term performance, but we are comparing it to a phone that is designed specifically for gaming.)
kot5nik said:
Well I already found some great tests on Tech Nick channel. It's the chipset to blame for the heat.
But compared to other phones with same chipset, Sony is one of the best performers. It even beat Asus ROG phone in terms how quickly it launchesss apps, etc. (but not in some scores, probably some throttling to blame in long-term performance, but we are comparing it to a phone that has a freaking fan.)
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That I agree. It's fast. And it's beautifully designed overall.
Only thing now is none of the apps refresh in background. Like my gmail. Can't for the life of me figure what's wrong. Checked every box turned on all the background refresh settings in app or in phone settings. But still no luck.
Maybe I'll wait the US version ROM and flash the phone and see if it fixes the issue.
Other then that, great phone. I just wish it chargers quicker LOL. Only 30W
They should definitely fix the refresh thing, it's a major bug. Never experienced anything like this on olders Xperias with EU rom, probably CN one to blame.
Also, does the phone get really hot when charging like previous ones? And how much does HS power control help with this if I'm using a cpu-intensive app?
(It's in the Game Enhancer that can actually be used on any other app)
kot5nik said:
Well I already found some great tests on Tech Nick channel. It's the chipset to blame for the heat.
But compared to other phones with same chipset, Sony is one of the best performers. It even beat Asus ROG phone in terms how quickly it launchesss apps, etc. (but not in some scores, probably some throttling to blame in long-term performance, but we are comparing it to a phone that is designed specifically for gaming.)
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Does tech nick test performance by processing video or testing fps while playing games or is he strictly one if those laughable channels that does app opening contests?
the phone gets hot, it's true.
one thing it tells us about is its heat dissipating efficiency.
as soon as it gets hot it starts getting rid of heat.
While it's not pleasant to hold a hot phone, it also means the phone is actively cooling down.
chetly968 said:
Does tech nick test performance by processing video or testing fps while playing games or is he strictly one if those laughable channels that does app opening contests?
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He did a video encoding test and Xperia won there. But no fps tests sadly. But I was not looking for them, because I do game eery mich on a phone, but I need to do heavy processing sometimes.
kot5nik said:
He did a video encoding test and Xperia won there. But no fps tests sadly. But I was not looking for them, because I do game eery mich on a phone, but I need to do heavy processing sometimes.
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Oh, I forgot. He did FPS test on some popular games in his rewiew but no comparison. He got 60 in those games that were capped to that or solid 114 to 120 in uncapped ones.
kot5nik said:
Oh, I forgot. He did FPS test on some popular games in his rewiew but no comparison. He got 60 in those games that were capped to that or solid 114 to 120 in uncapped ones.
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I saw someone do fps with gendhin impact. It was hard to watch. It dropped down to 20 fps. Luckily with the game i play hours a day (call of duty) it rocked 120 fps consistently.
chetly968 said:
I saw someone do fps with gendhin impact. It was hard to watch. It dropped down to 20 fps. Luckily with the game i play hours a day (call of duty) it rocked 120 fps consistently.
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Maybe early firmware or it was really hot outside
I watched a video that uses specialized app to test for throttling - performance never dropped below 50% of max.
Very hot phone! When you doing nothing, it`s ok, it`s warm, but when the phone is loaded with tasks it gets seriously hot.
Think twice before buying!
I have never had any problems with heat at all. Record a lot of movies and use it often. Sure it gets warm but not more than any other device

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