AMD Ryzen 9 7950X P-State/CPUFreq Frequency Scaling Performance On Linux

Written by Michael Larabel in Software on 10 October 2022. Page 4 of 5. 24 Comments
Ryzen 9 7950X CPUFreq Drivers Governors
Ryzen 9 7950X CPUFreq Drivers Governors
Ryzen 9 7950X CPUFreq Drivers Governors

With the SVT-AV1 video encoder the amd-pstate schedutil performance was again noticeably lower than the other tested combinations while still falling behind in performance-per-Watt.

Ryzen 9 7950X CPUFreq Drivers Governors
Ryzen 9 7950X CPUFreq Drivers Governors
Ryzen 9 7950X CPUFreq Drivers Governors

With the AOM-AV1 encoder, amd-pstate schedutil was matched by acpi-cpufreq schedutil. Switching over to the "performance" governors tend to always help out with the video encode/decode workloads.


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