heat & performance problem - Xperia Z Q&A, Help & Troubleshooting

Hi my xz is goes high tempreture in 15 minutes. but just 3d games. and performance is faills on games. I measured the temperature of 42C.cpu gauge and i measured 45C manuel home thermometer http://forum.xda-developers.com/images/smilies/laugh.gif When i playing real racing 3 10 minutes to 15 minutes fps is fail
is that problem just mine?
Do I need to take the service?

eguk said:
Hi my xz is goes high tempreture in 15 minutes. but just 3d games. and performance is faills on games. I measured the temperature of 42C.cpu gauge and i measured 45C manuel home thermometer http://forum.xda-developers.com/images/smilies/laugh.gif When i playing real racing 3 10 minutes to 15 minutes fps is fail
is that problem just mine?
Do I need to take the service?
Click to expand...
Click to collapse
I think once the device reaches a certain temperature, it would start throttling its speed. I did an antutu benchmark and was getting around the 15k mark. Everyone were reporting that they were getting over 20k. I tried submerging the phone in cold water and ran the test, and got over 20k in antutu.

arvin2212 said:
I think once the device reaches a certain temperature, it would start throttling its speed. I did an antutu benchmark and was getting around the 15k mark. Everyone were reporting that they were getting over 20k. I tried submerging the phone in cold water and ran the test, and got over 20k in antutu.
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İ know but 15-20 minutes. is it normal? some users tell about 40-45 minutes. i confused

eguk said:
İ know but 15-20 minutes. is it normal? some users tell about 40-45 minutes. i confused
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It depends on your ambient temperature. Some people may live in a continent where their room temperate is lower than 20 Celsius while the rest (like me) on average would be 30 Celsius.
If you don't mind it, you could unlock your bootloader, install the Doomkernel by DooMLoRD and undervolt your device. That would reduce heat significantly.

arvin2212 said:
It depends on your ambient temperature. Some people may live in a continent where their room temperate is lower than 20 Celsius while the rest (like me) on average would be 30 Celsius.
If you don't mind it, you could unlock your bootloader, install the Doomkernel by DooMLoRD and undervolt your device. That would reduce heat significantly.
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thank you arvin for answers. i will try it but how is yours? How quickly heats up and fps fails?

eguk said:
thank you arvin for answers. i will try it but how is yours? How quickly heats up and fps fails?
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I can't comment on games as I didn't play a lot of games on the device seeing how the battery would drop rapidly. I played casual games which didn't require a high amount of power to process. Anyways, when I am outside and turn on the GPS to use it, the phone heats up rather quickly. Even when the camera is on the phone heats up.

its not just u, its the nature of the CPU, it gets hot quick plus it in a pretty close encloser (glass and plastic) so that doesnt help with heat dissipation

Related

safe cpu temp?? when do you worry?

after overclocking to 1.4ghz and letting stress test run for about and hour, my CPU temp showed being 50 celcius. thats where i stopped.
do we know where the tempurature starts becoming dangerous for the device? i would say mine ran for about 15 minutes at 50 degrees and it didnt seem to effect it.
maybe its a dumb question because i doubt i will do anything with the phone on daily use that will push the temp higher than that.....mostly out of curiosity.
nobody knows what the max safe temp is?
50C is too hot. Stay under 40C imo.
xdahgary said:
50C is too hot. Stay under 40C imo.
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Right. I wonder how u got urs to 50. Mine heats up at just 46, and that is when I stop what I doing n let it cool down. 40-42 can be considered safe.
well. i fugured out that the cpu only gets that hot when i can setCPU in use, and set to performance.......wich i have sense discovered is a bad idea and no longer using setCPU for anything.
i ran linpack for 20 minutes yesterday on my new setup and it only got to 43. though the phone did lock up at 22 minutes.....thats probably a whole other issue

[Q] Max Battery and CPU temperature limit for Xperia TX while HD gaming

Specially while playing HD games like Modern Combat 4, The Dark Knight Rises, N.O.V.A 4 etc..............
My phone doesn't get hot more then 38-40 *C even after half and hour of HD gaming.
But I still want to know exactly what might be the max CPU and Battery Temperature limit?
Thank you.
I have T, but it's very similar phone.
The limit for the battery is around 60°C and for CPU it's around 100°C. Every temperature beyond the limit causes the phone to shut down.
Of course it's a softwate feature and you can disable this by deleting sysmon.cfg file in /system/etc but it's highly dangerous and completely unrecommended.
Hope this helps you!
Tapped from The Bond Phone!
i don't think you have to start a new thread to ask other question, just ask in your previous thread.
and tx(all xperia maybe) have some overheating control app in system that monitoring the thermal of the device ..you don't need to worry about it
romcio47 said:
I have T, but it's very similar phone.
The limit for the battery is around 60°C and for CPU it's around 100°C. Every temperature beyond the limit causes the phone to shut down.
Of course it's a softwate feature and you can disable this by deleting sysmon.cfg file in /system/etc but it's highly dangerous and completely unrecommended.
Hope this helps you!
Tapped from The Bond Phone!
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Thank you very much. I don't worry about the temperature. But when HD gaming, i'm a little worried about the screen, cuz it gets hot too. I hope the temperature won't do any harm to my TX's screen.
I think the T and TX housing is too close to the Processor that's why it gets a little hotter rather then other phone. :cyclops:
Don't worry about the screen. It will be ok but remember not to heat your phone for a very long time because then it may damage.
Besides just take a look at PC's LCD monitors. Touch it and you will see it's pretty warm too It's normal.
And the last thing - the brighter your screen is, the faster your phone gets hot!
romcio47 said:
Don't worry about the screen. It will be ok but remember not to heat your phone for a very long time because then it may damage.
Besides just take a look at PC's LCD monitors. Touch it and you will see it's pretty warm too It's normal.
And the last thing - the brighter your screen is, the faster your phone gets hot!
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Thnaks for ur help. My Xperia TX never gets hot or even a little warm while Charging, Seeing Movie or Browsing. Just gets hot when high HD gaming. I am a Android game lover.
So can you tell me some ways to keep my Xperia TX as cool as possible while HD gaming.
Yes, here are some things I keep on using:
1. Lower screen's brightness when you don't need to have it bright.
2. Don't play while charging.
3. Downclock your CPU - f.e. from 1,5 GHz to 1,1 or 1,2 (don't use 1,0 GHz on JB because your phone will start to lag!). The games will still run and very good speed. In fact I don't see any differences between 1,5 GHz and 1,2 GHz especially in games like Modern Combat 4, Carmageddon etc. Your CPU will start to heat much slower.
4. Undervolt your CPU.
5. Don't play with any case etc. Another thing that "helpes" the heat not to escape out of your phone.
My setup is JB 9.1.A.0.140, 1,2 GHz, Ondemand, CFQ, UV -75mV.
romcio47 said:
Yes, here are some things I keep on using:
1. Lower screen's brightness when you don't need to have it bright.
2. Don't play while charging.
3. Downclock your CPU - f.e. from 1,5 GHz to 1,1 or 1,2 (don't use 1,0 GHz on JB because your phone will start to lag!). The games will still run and very good speed. In fact I don't see any differences between 1,5 GHz and 1,2 GHz especially in games like Modern Combat 4, Carmageddon etc. Your CPU will start to heat much slower.
4. Undervolt your CPU.
5. Don't play with any case etc. Another thing that "helpes" the heat not to escape out of your phone.
My setup is JB 9.1.A.0.140, 1,2 GHz, Ondemand, CFQ, UV -75mV.
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I think the heating issue is common in all modern smartphones. I used HTC Smartphone like HTC Evo 3D, HTC Desire HD but they never gets hot no matter what you do with the phone. Even after hours of gaming battery temperature shows maximum 31-32 *C.
Thank you again mate. :laugh:
Well that's pretty interesting
Maybe yhese smartphones have pretty big space between the CPU and the battery so even when the CPU heats up it does not heat the battery.
On the Xperia T it's very close to the battery and not covered with any radiator or a piece of metal etc so the heat can easily "access" the battery and heat it up.
Tapped from The Bond Phone!
romcio47 said:
Well that's pretty interesting
Maybe yhese smartphones have pretty big space between the CPU and the battery so even when the CPU heats up it does not heat the battery.
On the Xperia T it's very close to the battery and not covered with any radiator or a piece of metal etc so the heat can easily "access" the battery and heat it up.
Tapped from The Bond Phone!
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Hey its strange that if I use back cover(costly one) after some time battery temperature shows 29 and if I remove the cover it shows 30. Why is that? :cyclops:
irfan_omi22 said:
Hey its strange that if I use back cover(costly one) after some time battery temperature shows 29 and if I remove the cover it shows 30. Why is that? :cyclops:
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Maybe some heat gets radiated to the cover..
Sent from my xperia TX via xda premium
What is temperature limit for xperia m4? I ask because it becomes hot even when i play hill climb racing.

HTC ONE charging but still losing battery when playing 3D games

This is my first android phone, but is it normal if I am playing 3D games (Real racing 3) while charging but its still losing battery?
Often it ended up being 1% power and shuts off by itself.
It does charge when i close the phone or jsut browse the net.
Should i be worried or?
No, Real Racing can really eat up a lot of power. I've seen it touch up to 1200mAh and the charger can only provide a maximum of 980mAh or so. Also, realllly not recommended to charge and play demanding games at the same time
How about bad piggies.. lol it also loses battery but very very slowly
Also.... to play demanding games u need to charge!!! lol or else u run out of battery in no time!~
toothfish said:
How about bad piggies.. lol it also loses battery but very very slowly
Also.... to play demanding games u need to charge!!! lol or else u run out of battery in no time!~
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Bad Piggies should be absolutely no issue lol. Heck, you can play it with Power Saver on and it wouldn't affect the game a bit.
Well...unless you want to play demanding games for hours on end, then I really suggest you not to charge and play at the same time. For one, the added heat pushes temps up, and the One throttles at 40 degrees. Anything above that and it kicks the CPU speed down a few notches till it's under 40 again.

Help with the Nexus 6 temperature

Hey guys I need help here please, My nexus 6 temperature seems weird so I need to confirm with someone has the Nexus 6
I need to test the CPU and Battery temperature in 3 cases 1-out of deep sleep 2-normal usage like surfing on chrome 3-heavy usage Antutu test can achive that
You can use CPU Temp it will give you all the readings for battery and CPU in graph if you leave it running in the background
https://play.google.com/store/apps/details?id=com.yanyan.cputemp
It would be great if someone would help with this because I will to send the phone to Motorola UK next week for them to repair it if my phone temp is not normal
Thanks in advance 
D3VI0US said:
Hey guys I need help here please, My nexus 6 temperature seems weird so I need to confirm with someone has the Nexus 6
I need to test the CPU and Battery temperature in 3 cases 1-out of deep sleep 2-normal usage like surfing on chrome 3-heavy usage Antutu test can achive that
You can use CPU Temp it will give you all the readings for battery and CPU in graph if you leave it running in the background
https://play.google.com/store/apps/details?id=com.yanyan.cputemp
It would be great if someone would help with this because I will to send the phone to Motorola UK next week for them to repair it if my phone temp is not normal
Thanks in advance 
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i dont even know your temp and i can tell you its normal. if it goes above 70C, cpu temp, then thermal throttle sets in. if it hits 100C, your device will automatically shut down. anything below 40C is normal when not being used. anything below 100C is normal when being used. it will all depend how hard you are pushing your cpu. the harder you push it, the higher the temps will go.
there isnt a normal temp that it should be at, when in deep sleep, when being used, and when being used hard. there are too many variables to answer that correctly. so, there is no standard temp that it should be at.
simms22 said:
i dont even know your temp and i can tell you its normal. if it goes above 70C, cpu temp, then thermal throttle sets in. if it hits 100C, your device will automatically shut down. anything below 40C is normal when not being used. anything below 100C is normal when being used. it will all depend how hard you are pushing your cpu. the harder you push it, the higher the temps will go.
there isnt a normal temp that it should be at, when in deep sleep, when being used, and when being used hard. there are too many variables to answer that correctly. so, there is no standard temp that it should be at.
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I didn't need a standard temps I'm just asking to know if my temps are normal because my phone can get really hot with really simple tasks such as surfing the internet I'm talking about 50+ for the CPU which we can say that can be normal since I live in tropical country but what is not normal is the battery temepreture which most of the time above 38 to 43 and that makes the phone hot when I'm holding it
D3VI0US said:
I didn't need a standard temps I'm just asking to know if my temps are normal because my phone can get really hot with really simple tasks such as surfing the internet I'm talking about 50+ for the CPU which we can say that can be normal since I live in tropical country but what is not normal is the battery temepreture which most of the time above 38 to 43 and that makes the phone hot when I'm holding it
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50+ is normal. and your body temp is 37C, so your battery temp is not hot at all, but normal. your phone will shut down automatically if your battery temp reaches 60C(to cool off). the only way ive seen it reach that warm was with playing cpu intensive games while charging or by streaming a movie while charging.
simms22 said:
50+ is normal. and your body temp is 37C, so your battery temp is not hot at all, but normal. your phone will shut down automatically if your battery temp reaches 60C(to cool off). the only way ive seen it reach that warm was with playing cpu intensive games while charging or by streaming a movie while charging.
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You know what worries me is I compared it to the note 4 the exynos version in the same condition as my wife has it and it's running really cool and nowhere near to this temperatures I'm having on the nexus 6
D3VI0US said:
You know what worries me is I compared it to the note 4 the exynos version in the same condition as my wife has it and it's running really cool and nowhere near to this temperatures I'm having on the nexus 6
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samsung sets up their cpu much differently than how google does. the note 4 also has the same sized battery as the n6, but its battery lasts longer on average. google also adds in a cpu temp throttle, where samsung doesnt. and the cpu is completely different anyways.
D3VI0US said:
Hey guys I need help here please, My nexus 6 temperature seems weird so I need to confirm with someone has the Nexus 6
I need to test the CPU and Battery temperature in 3 cases 1-out of deep sleep 2-normal usage like surfing on chrome 3-heavy usage Antutu test can achive that
You can use CPU Temp it will give you all the readings for battery and CPU in graph if you leave it running in the background
https://play.google.com/store/apps/details?id=com.yanyan.cputemp
It would be great if someone would help with this because I will to send the phone to Motorola UK next week for them to repair it if my phone temp is not normal
Thanks in advance 
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Click to collapse
Sorry to dig up an old thread but I wanted to mention a problem with the app you mentioned:
It turns out that app you mentioned: cpu temperature is actually only reporting battery temperature! (I confirmed by observing that the single reported temperature matched my phones battery temperature and was far less than any of the four cpu temperatures reported by cpu-z).
I am curious if anyone knows of an app that will provide a trend of cpu temperature(s) over time, rather than displaying only the present-time cpu temperatures like cpu-z

can anyone post "cpu throttling test" results for k20 pro?

app is available on playstore named "cpu throttling test", you need to keep the device idle atleast for 5-10mins before starting the test, run the test in foreground for 10 mins, dont use the phone while the test is going on. Also how are the thermals like whe playing pubgm on extreme fps on this device?
Chinese Miui 10.3.11 8/128
Big core clocked down after 2mins, then after 4:30 all cores started downclocking
This is the results I've got
http://imgur.com/a/8qMVFPZ
Don't know how accurate it is though
hyperkiller said:
Chinese Miui 10.3.11 8/128
Big core clocked down after 2mins, then after 4:30 all cores started downclocking
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Hahaha...? With Malakas Kernel I have score around 160,000 GIPS after 15 minutes and with unthermal module I have score around 190,000 GIPS with my Pocophone F1 after the same time. So we certainly need custom Kernels for these new phones...
billybrownbear said:
This is the results I've got
http://imgur.com/a/8qMVFPZ
Don't know how accurate it is though
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Oh very nice, even after 10 minutes barely any throttling!
Did you let it run with room temperature?
patoberli said:
Oh very nice, even after 10 minutes barely any throttling!
Did you let it run with room temperature?
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remember to take the results with a grain of salt. judging from the reviews it's not always accurate. don't remember the exact weather conditions but i wasn't in a sauna or anything. probably was around 25°C
You haven't seen my Mi 5s which has stock Rom. It throttles by nearly 50% of max speed after ~4 minutes of use and even disables one of the two high performance cores. In other words, games start to lag after 4-5 minutes.
So I'm happy to see that this doesn't happen here
Hey guys, can someone please direct me to a resource on "unthermal module" for Pocophone? Is it a kernel that allows modification of the termal throttling values?
Thanks a lot!
I did 2 tests, one with Game Turbo On and the other Off.
It throttled when Game Turbo was Off.
RaduNastase said:
Hey guys, can someone please direct me to a resource on "unthermal module" for Pocophone? Is it a kernel that allows modification of the termal throttling values?
Thanks a lot!
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For pocophone? You should post in poco thread instead then.
Lineage OS, can't remember if stock or immensity, probably the latter, thermal controller set to benchmark.
odssssssss said:
I did 2 tests, one with Game Turbo On and the other Off.
It throttled when Game Turbo was Off.
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Did it again, with Game Turbo On.
Those brown shiny strips on my phone cover are copper tapes. Got them off Lazada / Shoppee for around RM10. i.e. USD 3.
I think they could help distribute heat on the back of the phone over a larger area.
odssssssss said:
Did it again, with Game Turbo On.
Those brown shiny strips on my phone cover are copper tapes. Got them off Lazada / Shoppee for around RM10. i.e. USD 3.
I think they could help distribute heat on the back of the phone over a larger area.
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It shows throttling so how come you're saying it helps? Or did you post a wrong screenshot?
nakulp said:
It shows throttling so how come you're saying it helps? Or did you post a wrong screenshot?
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It still throttles, but not that badly as before. You can compare my Min score with the other users.
Meanwhile could you also run the same test and post your Min Max Average scores? Would be nice if there's more data for everyone to benchmark against
odssssssss said:
It still throttles, but not that badly as before. You can compare my Min score with the other users.
Meanwhile could you also run the same test and post your Min Max Average scores? Would be nice if there's more data for everyone to benchmark against
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Aha! I see it now! Min.181 vs much lower minimum like 165/171 etc with others..:good::laugh:
Yes, I'll upload too

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