Power and Clock

The UMR tool can get real time power and clock information, dynamically set clock and read powerplay table information.

umr --power

The command reads real time power and clock information, including GPU load, memory load, GPU temperature, GFX clock information and power average. The refresh rate is one second.

Check and set clock

umr --clock-scan <clock>

Command will show the current hierarchy value of each clock. Default will list all the clock information, otherwise will show the corresponding clock, eg. sclk.

umr --clock-manual <clock> <value>

Command will set value of the corresponding clock. Default will set dynamic power performance level to manual.

umr --clock-high

Command will set dynamic power performance level to high.

umr --clock-low

Command will set dynamic power performance level to low.

umr --clock-auto

Command will set dynamic power performance level to auto.

Powerplay table information

umr --ppt_read [ppt_field_name]

This Command will read all powerplay talbe information in default. If has input string, print corresponding value in powerplay table.