Starting with Linux kernel 6.7, users of the AMDGPU driver are not be able to set power limits below the recommended values advised by the AMD Engineering team on the hardware itself. The new low-power limits are intentionally enforced and set based on each card vBIOS specification.
Alright everyone, time to break out the pitchforks and storm this guy’s house lol
But seriously, this is 100% on AMD, don’t beat yourself up for their laziness.