Atitweak
dexx01@dexx02:~$ atitweak -p 20
Traceback (most recent call last):
File "/usr/local/bin/atitweak", line 24, in
from adl3 import *
File "/usr/local/lib/python2.7/dist-packages/adl3/__init__.py", line 1, in
from .adl_api import *
File "/usr/local/lib/python2.7/dist-packages/adl3/adl_api.py", line 42, in
_libadl = CDLL("libatiadlxx.so", mode=RTLD_GLOBAL)
File "/usr/lib/python2.7/ctypes/__init__.py", line 362, in __init__
self._handle = _dlopen(self._name, mode)
OSError: libatiadlxx.so: cannot open shared object file: No such file or directory
atitweak does not work with 4XX series cards, you need to use the sysfs interface to make those changes, /sys/class/drm/card0/device/* google for pp_dpm_sclk for examples of how to use various parameters
AMDGPU-PRO Driver with Ubuntu