Overclocking? - Android Q&A, Help & Troubleshooting

I have a galaxy tab e sm-t377w (I believe the cpu is exynos) and I managed to root it.
The cpu runs at 1.3 mhz I believe with a quadcore. No idea about the gpu. I want to overclock it just a tiny bit as there is a tiny bit of lag for what I'm using it for. I'm not sure if I should overclock the gpu too or if need to but I believe the next step is flashing a kernel and installing a cpu manager app. I wondering if I'm on the right track and if there's a kernel that already exists for my model or what would be compatible as well as what cpu manager I should use.

If your phone's Android got rooted then you may try Kernel Adiutor, an application which manages kernel parameters.
DL: https://f-droid.org/en/packages/com.nhellfire.kerneladiutor/

Related

Help!!! Need oc kernel for mt8382 tablet

Hi friends.. this is my first post. So pardon me if I am posting in the wrong place.
I have a Swipe MTV Slash 4x tablet. In case you are wondering, its a chinese OEM tablet that has been imported & sold here in India by Swipe Telecom under their brand name.
Its based on a quadcore mediatek 8382 soc clocked at 1.3ghz & the GPU is a dual core Mali 400MP clocked at 533mhz. RAM is 1GB. Being of chinese make, the tablet came shipped with Jelly Bean 4.2.2 which is mostly stock with very little to no skinning.
I rooted the tablet very easily using Framaroot v1.9.0. I have installed Roehsoft Ram Expander & Xposed (Gravity Box module) & thus far everything is fine. I remember reading somewhere(guess wikipedia) that the mt8382 is designed for tablets & can run stable at speeds upto 1.6ghz. However since its meant for entry level & lower mid range devices, its usually underclocked to 1.2/1.3ghz out of the box.
I want to try my luck & "overclock" the cpu a bit. I am aware that the stock kernel doesn't support overclocking. So I basically have 2 options..
1. Flash a custom kernel that supports oc
2. Flash a custom ROM that ships with a kernel supporting oc, like cyanogen mod or anything else.
Here is my problem. I am unable to find a kernel or a ROM that is compatible with my device. I am aware of the risks involved in overclocking & am prepared to back up all my data & install a custom recovery before proceeding. I am also mentally prepared for the worst case scenario - a permanently bricked device.
Can somebody help me in finding a kernel for my device that supports overclocking or a custom ROM that has built in oc support?
I am attaching some screenshots that will help you in getting an idea of what device I have.
Thanks in advance

Snapdragon 810 v2.1

Can ALL of the Xperia Tablet Z4 users be safe that die v2.1 version of chip is used in our tab?
Is there a way for checking this?
What cpu temp monitor app you are using?
yes there is.
Apparently in the bootloader it says the revision of the cpu.
If someone would be so kind to check this after android update 5.1.1
cause i got a sneaking suspision there is no difference between v2.0 and v2.1 except kernel source (underclocking the 4 a57 cores to 1.8ghz)
Ok so you think there are no differences between the currently available tablets? only software issue...

gpu utilization file for cool tool custom label anyone ???

Am using the cool tool for system monitoring(very good tool indeed). For SD615, am not able to findout which file is used for gpu ultiization, (same for cpu temperature). These can be used as custom label. i hd honor 3x, was able to find it for gpu utilization(proc/mali/utilization). With es expoloer, was searching for temp/mali/gpu etc... did not get any meaning full file to test!
with cpuz, i can see cpu temps around 10, so in this which one gives overall cpu temp ?
any1 know/tried cool tool on 5x ?? or SD615 chip ?
hanu_blr said:
Am using the cool tool for system monitoring(very good tool indeed). For SD615, am not able to findout which file is used for gpu ultiization, (same for cpu temperature). These can be used as custom label. i hd honor 3x, was able to find it for gpu utilization(proc/mali/utilization). With es expoloer, was searching for temp/mali/gpu etc... did not get any meaning full file to test!
with cpuz, i can see cpu temps around 10, so in this which one gives overall cpu temp ?
any1 know/tried cool tool on 5x ?? or SD615 chip ?
Click to expand...
Click to collapse
We use a Adreno 405 not a Mali gpu and it does not look like the 405 exposes its temperature to the userspace

Help for an impossible overclock thanks !!!

Hello guys , It happened in his hands a Deco77x with Andorid 4.4.2, not to throw it I put it back to life with a custom ROM, a Andorid 5.1.1 porting a Galaxy A3 currently installed. I tried the Lollifox, the CyanogenMod 12.1, I have tried several kernel including the "Franco kernel", adapted as one its appropriate there. I have traveled far and wide. But going to the point, the terminal mounting a MediaTek MT6572 CPU, 2 Cores, ARM Cortex-A7 at 1.00GHz, I can not in several GHz overclock to bring in more 'of 1.00 ... even if the operations are all going cheap end more 'of 1.00 just does not go. Putting the chip no longer 'of the power holders, perhaps limited by the producers themselves in a specific version for this phone, I've found on the website of MediaTek these data, "Dual-core chip (1.2GHz) ARM Cortex-A7 processor" so just do not understand because 'more' of 1.00 can not go there. I arrived to the extreme and I address you. Here I write some data that might help.
Info Deco77x
-CPU MediaTek MT6572 ARM Cortex-A7 at 1.00GHz
-GPU Mali-400 MP
-root KingRoot
-Flashify
-Recovery "Philz Deco recovery"
-Chamelephon 1.0
-no-Frills CPU Control
-Trickster MOD Kernel Settings

Overclocked kernel ?

So it seems that unlocked versions of Moto Z are underclocked to 1.8 GHz respect to the 2.15 GHz used on Verizon's Droid version (beneath still not confirmed here... )
So, can I suggest to developers to insert on customized ROMs a modify to add "overclocked" frequencies?
It shouldn't be hard I think...

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