[Q] Any fix for the gpu bug ? - Galaxy Note 4 Q&A, Help & Troubleshooting

I run lollipop since the first day I got my device and I noticed that games weren't as smooth as I expected them to be .
Recently I saw some comments on tech sites about a gpu bug in lollipop rom for exynos and I run 3dmark . My score was 11k and 3dmark said there was something wrong with my device .
I tried to disable cpu power saving and automatic brightness and run the test again but with no difference .
So has anyone found a fix/workaround for this problem ? Any idea would be appreciated !
My configuration : Note 4 N910CXXU1BOC3 (Romania) stock (not rooted) .

Related

Bad 3d performance on lolipop (Exynos)

Hello,
Short story: On 5.0.1 (bob4 or boc3) the 3d score in antutu is about 7k. On 4.4.4 I get over 15k. Even in 3dmark I get 20k on 4.4.4 and 11k on lolipop.
In some games (like asphalt 8) I see a struttering (But I can't see a difference between lolipop and kitkat performance).
I heard that is a gpu bug that lock the freq. to 350mhz, it's true?
would also like to know about this as i am planning to get the exynos version too
cap-shoot said:
Hello,
Short story: On 5.0.1 (bob4 or boc3) the 3d score in antutu is about 7k. On 4.4.4 I get over 15k. Even in 3dmark I get 20k on 4.4.4 and 11k on lolipop.
In some games (like asphalt 8) I see a struttering (But I can't see a difference between lolipop and kitkat performance).
I heard that is a gpu bug that lock the freq. to 350mhz, it's true?
Click to expand...
Click to collapse
It is a known bug in current lollipop build (bob4, boc3), for some reason phone is stuck in power saving mode. Use kitkat for better performance, lollipop for better visual experience.
Still I don't understand why this issue is random??? I asked a few users on another forum and they don't have this bug.
Had the same issues here:
1st lollipop antutu scores - 49k (overall), 16k (3d)
2nd and ahead lollipop antutu scores - 39-42k (overall), 7.5k (3d).
I have no idea why it changed.
I have the exynos variant.
I'm running the new boc5 lollipop and getting 51,432 on antutu
cap-shoot said:
Still I don't understand why this issue is random??? I asked a few users on another forum and they don't have this bug.
Click to expand...
Click to collapse
It's not really a bug, but a more conservative throttle-threshold. You can easily test this out by putting your phone somewhere cold for about 5 minutes and then running the benchmarks. The problem is though that in BOB4/BOC3 the throttle level was just way too conservative which caused games like asphalt 8 not to run at speeds greater than 350Mhz. This was solved in BOC5, so just update if you want KItKat level performance.
Toss3 said:
It's not really a bug, but a more conservative throttle-threshold. You can easily test this out by putting your phone somewhere cold for about 5 minutes and then running the benchmarks. The problem is though that in BOB4/BOC3 the throttle level was just way too conservative which caused games like asphalt 8 not to run at speeds greater than 350Mhz. This was solved in BOC5, so just update if you want KItKat level performance.
Click to expand...
Click to collapse
I have no boc5 for my country. Is this a custom rom or official update?
erlyneto said:
I have no boc5 for my country. Is this a custom rom or official update?
Click to expand...
Click to collapse
BOC5 is an official rom yes. You can usually find the official ROMs in the general section.
And you could give me a link to some as a good custom rom, or officially, because I tried one BOC5, but still had a problem with efficiency.

[Q] Note 4 lags after lollipop update.

My N910H lags in games after I updated it to stock 5.0.1.
I play Modern Combat 5 it was smooth in Kitkat now it's really laggy.
I got 50k in Antutu with Kitkat, now it's 38-42k.
Can someone help me? I'm a heavy gamer and I want the best performance in games. Or should I downgrade to Kitkat?
Thanks for your help!
Things I already tried:
- Factory reset (2x)
- Power saving mode is OFF.
- Turning off bluetooth, sync, location, and nfc.
- Reinstall Antutu.
- Reinstall MC5
My device is unrooted and Knox warranty status is 0x0.
Benchmarks don't really mean anything for Christ sake....if your games don't play smoothly then just downgrade to kitkat and wait for Samsung to hopefully updated our devices with a newer and better working version of Lollipop.
I had the g3 and boy did they screw the pooch on that one! The device got so slow and battery life was considerably worse! This was the 32/3gb version... Hopefully samsung won't mess this up big time.
All other scores looks fine.. Except for 3d graphics.
Man i have the same problem here it seems that the phone is always in power saving mode and the gpu is limited to 350 mhz instead of 700 mhz. Also the cpu runs at 1.3 ghz instead of 1.9 for the big cores thats why it has low score in antutu hope somebody figures out a solution and also this is a bug in this update
Sent from my SM-N910H using XDA Free mobile app
I have the same problem guys with my n910f. It starts after lollipop update. Did you try kitkat, it works now as it should?
TheW7U11 said:
I have the same problem guys with my n910f. It starts after lollipop update. Did you try kitkat, it works now as it should?
Click to expand...
Click to collapse
Try doing a factory reset if you have't done it already.
It didnt work.
i updated my N910H too and i confirm the lag too, perhaps i will downgrade, will give it more time.

performance problem on my G900H S5

hi guys , im just have a big problem with my Galaxy S5 G900h version , im just seeing around the web that everyone has better performance than what i get from my phone , i just installed a fresh BOD4 android 5 rom on my phone , i did all the wiped , my phone on full charge but still my benchmark on antutu is on 33000 or less , , all the guys with the same rom getting like over 42000 on this S5 , its not the only benchmark , i get lags on some games like hungry shark !!! what is the problem ?!! how can i increase this performance , can u tell me whats is the fastest rom for this S5 or is there any kernel to make it faster ? but honestly i prefer to get the same performance as the other guys get on stock rom not the custom one
no one can help me here ?! i dont know anywhere better than here to fix this problem so please some one help me
Arona67 said:
no one can help me here ?! i dont know anywhere better than here to fix this problem so please some one help me
Click to expand...
Click to collapse
The people who get high scores on benchmarks usually run benchmark right after flashing fresh rom...they dont have any other apps running. S5 lags sometimes its normal (Esp on powersaving mode)
Terry this
Switch of your phone let it be for say ten min
Switch it on and dont open any app for give min
Run the benchmark and share the results
Also don't use any memory or battery saving app
Sent from my SM-G900H using XDA Free mobile app

Note 4 snapdragon Getting Hot

Hi guys,
I have purchased Note 4 recently and it seems to be heating in minimal tasks also like surfing the internet. i have flashed KITKAT, LOLLIPOP(default) and MARSHMALLOW but in all these firmwares the problem seemed to be consistent. Earlier i used snapdragon phone which was clocked at 2.3 GHZ and used to heat @ heavy games like No Limits, with recording on but this one is heating in angry birds itself. Though no lags are observed. I have not tried the Marshmallow version latest yet but some body told that latest update fixed heating issue. The root problem i see is its Processor clocked @ 2.7 GHZ, i mean this much we see in PC. I dont understand why they have gone so far. Now Samsung kernel must be clocked such way that on demand it bumps the frequency to max. This max i want to limit to 2 GHZ but without knocking down KNOX warranty. If some one has latest updated Marshmallow release and can confirm that it is indeed not heating please comment or tell me the solution to this problem, i really like this phone but hate when it heats. I am ok with slight lagging due to underclocking. i am willing to flash kernels with lower max frequency via ODIN. No custom recovery intended. Also i dont want to loose on warranty.
Thanks and Regards,
Really looking forward to solution
Ankit
xdatechie said:
Hi guys,
I have purchased Note 4 recently and it seems to be heating in minimal tasks also like surfing the internet. i have flashed KITKAT, LOLLIPOP(default) and MARSHMALLOW but in all these firmwares the problem seemed to be consistent. Earlier i used snapdragon phone which was clocked at 2.3 GHZ and used to heat @ heavy games like No Limits, with recording on but this one is heating in angry birds itself. Though no lags are observed. I have not tried the Marshmallow version latest yet but some body told that latest update fixed heating issue. The root problem i see is its Processor clocked @ 2.7 GHZ, i mean this much we see in PC. I dont understand why they have gone so far. Now Samsung kernel must be clocked such way that on demand it bumps the frequency to max. This max i want to limit to 2 GHZ but without knocking down KNOX warranty. If some one has latest updated Marshmallow release and can confirm that it is indeed not heating please comment or tell me the solution to this problem, i really like this phone but hate when it heats. I am ok with slight lagging due to underclocking. i am willing to flash kernels with lower max frequency via ODIN. No custom recovery intended. Also i dont want to loose on warranty.
Thanks and Regards,
Really looking forward to solution
Ankit
Click to expand...
Click to collapse
well i had the same problem in LP but with MM the heating problem is gone. You might have a defective device.
Sent from my SM-N910G using Tapatalk
Amar.B said:
well i had the same problem in LP but with MM the heating problem is gone. You might have a defective device.
Sent from my SM-N910G using Tapatalk
Click to expand...
Click to collapse
Thanks , but i have got replacements and all of them heated in marshmallow, but i didnot try thr latest patch of marshmallow. So according to you in Marshmallow its not heating at all right?
xdatechie said:
Thanks , but i have got replacements and all of them heated in marshmallow, but i didnot try thr latest patch of marshmallow. So according to you in Marshmallow its not heating at all right?
Click to expand...
Click to collapse
Yeah don't worry, mine has been replaced too actually twice in one week
i asked around and i found out that the heating issue is normal. just flash the latest august security patch
Sent from my SM-N910G using Tapatalk

Problem with heat up my sm_n900(only with game need graphics hight)

Hi evey one.. (the first thing i'm sorry for bad language)
I have proplem with my device n900 when i play game need graphics (like modern compat 5) the device heat up and start lagges some time put my device font fan becouse the device like ? ... I tried more roms and no solve i flash LineageOS 14.1 and open to app to control cpu and gpu frequency and no solved and try to less than graphic of the same game and no solved but take some preform better.. Any solved please i ask if i flash good kernal the proplem solved or not?
Please help me if u have solve.. And thanks for all
What does your rom developer say ??
Sent from my SM-N930F using XDA-Developers Legacy app
@JJEgan No answer.... The orginal developr do not answer
But another user respon to me this proplem not maked to me
This proplem with stock rom and cook roms.
My question proplem heat up my device is normal or not
Resource-intensive games push the CPU and GPU to their highest frequencies. The heating is quite inevitable in this case whatever the ROM or the kernel used.
However, to reduce the heating you can under-clock your CPU but expect a performance drop in-game.
I know games is push the CPU and GPU
But asking for the best kernal and rom
If take me 50% better this is i want it
I ask for anyone know the best?
My question proplem heat up my device is normal or not
You have been answered in post four .
The overheating is absolutely normal when running modern games on a +3 years old device, especially when this device uses the "famous" Exynos 5420 SoC.
You are free to try other kernels or roms .
There is no best rom or kernel .
You would be better sticking to a stock rom in my opinion .
Thanks for answer and help
The stock rom is the same problem with heat up my phone.. I tried more than 5 roms and all the same problem with heat up my device

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