One of the most frustrating things that has plagued my Unraid gaming VM setup has been that it doesn’t seem up to snuff when running games like iRacing. This as well as other single-threaded operations seem to run at a snails pace compared to what I’d expect. It turns out, this is partially a problem with AMD’s Zen 1 architecture compatibility with Linux. Unraid does not like to work well with the Zen architecture’s C-states, which must be disabled in the BIOS for system stability. However, doing so also seems to affect its Turbo Boost capability, as it will not single-thread boost up to the rated 3.7GHz. I’ll walk through what I did to enable, or work around at least, Zen 1 Turbo Boost in Unraid.

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