2022-11-10 23:02:52 +01:00
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# amdgpu-overclock
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2022-11-10 23:32:35 +01:00
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## Increase performances of your AMD GPU on linux system:
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2023-06-18 14:59:30 +02:00
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- UDPATE 2023-06:
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**Just discovered LACT rust app & daemon -> https://github.com/ilya-zlobintsev/LACT**
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---
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2022-11-10 23:32:35 +01:00
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- Download & install [amdgpu-clocks](https://github.com/sibradzic/amdgpu-clocks) (go for the "manual installation");
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2022-11-10 23:40:35 +01:00
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- Set `amdgpu.ppfeaturemask=0xffffffff` as boot kernel parameter (**Mandatory**!) ;
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2022-11-10 23:32:35 +01:00
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- Check initial status of your gpu (`card0` generally) with `cat /sys/class/drm/card0/device/pp_od_clk_voltage`
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*Example output*
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```
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OD_SCLK:
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0: 500Mhz
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1: 2580Mhz
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OD_MCLK:
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0: 97Mhz
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1: 1000MHz
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OD_VDDGFX_OFFSET:
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0mV
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OD_RANGE:
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SCLK: 500Mhz 3000Mhz
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MCLK: 674Mhz 1075Mhz
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```
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2022-11-10 23:37:03 +01:00
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- Display all available power profile modes `cat /sys/class/drm/card0/device/pp_power_profile_mode`
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2022-11-10 23:32:35 +01:00
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*Example output*
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```
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PROFILE_INDEX(NAME) CLOCK_TYPE(NAME) FPS MinFreqType MinActiveFreqType MinActiveFreq BoosterFreqType BoosterFreq PD_Data_limit_c PD_Data_error_coeff PD_Data_error_rate_coeff
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0 BOOTUP_DEFAULT :
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0( GFXCLK) 0 5 1 0 4 800 4587520 -65536 0
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1( SOCCLK) 0 5 1 0 1 0 3276800 -65536 -6553
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2( MEMLK) 0 5 1 0 4 800 327680 -65536 0
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1 3D_FULL_SCREEN :
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0( GFXCLK) 0 5 0 1600 4 650 5242880 -3276 0
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1( SOCCLK) 0 5 1 0 1 0 655360 -65536 -6553
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2( MEMLK) 0 5 4 850 4 800 327680 -65536 0
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2 POWER_SAVING :
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0( GFXCLK) 0 5 1 0 3 0 5898240 -65536 0
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1( SOCCLK) 0 5 1 0 1 0 3407872 -65536 -6553
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2( MEMLK) 0 5 1 0 3 0 1966080 -65536 0
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3 VIDEO :
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0( GFXCLK) 0 5 1 0 4 500 4587520 -65536 0
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1( SOCCLK) 0 5 1 0 1 0 3473408 -65536 -6553
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2( MEMLK) 0 5 1 0 4 500 1966080 -65536 0
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4 VR :
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0( GFXCLK) 0 5 4 1000 1 0 3276800 0 0
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1( SOCCLK) 0 5 1 0 1 0 655360 -65536 -6553
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2( MEMLK) 0 5 1 0 4 800 327680 -65536 0
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5 COMPUTE*:
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0( GFXCLK) 0 5 4 1000 1 0 3932160 0 0
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1( SOCCLK) 0 5 1 0 1 0 655360 -65536 -6553
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2( MEMLK) 0 5 4 850 3 0 327680 -65536 -32768
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6 CUSTOM :
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0( GFXCLK) 0 5 1 0 4 800 4587520 -65536 0
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1( SOCCLK) 0 5 1 0 1 0 3276800 -65536 -6553
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2( MEMLK) 0 5 1 0 4 800 327680 -65536 0
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```
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2022-11-10 23:37:03 +01:00
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- Select the **COMPUTE** n°**5** power profile to get maximum performances ;
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2022-11-10 23:32:35 +01:00
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- Create the file `/etc/default/amdgpu-custom-states.card0` ;
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2022-11-10 23:37:03 +01:00
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*Configuration example for my RX 6900XT*
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2022-11-10 23:32:35 +01:00
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> You better read the amdgpu-clocks shell script to understand & find some useful variables.
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```
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# GPU Clock
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OD_SCLK:
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0: 500Mhz
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1: 2580Mhz
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# Compute
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FORCE_POWER_PROFILE: 5
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# Watt
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FORCE_POWER_CAP: 332000000
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FORCE_PERF_LEVEL: manual
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```
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2022-11-10 23:37:03 +01:00
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- Enable the [amdgpu-clocks systemd service](https://git.spokonline.net/spokendotcpp/amdgpu-overclock/src/branch/master/amdgpu-clocks.service) ;
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- Enjoy 99% GPU usage in games now :)
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## Sources
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2022-11-10 23:40:35 +01:00
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- [ArchLinux Wiki](https://wiki.archlinux.org/title/AMDGPU) ;
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- [amdgpu-clocks github repository](https://github.com/sibradzic/amdgpu-clocks).
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