https://wccftech.com/amd-ryzen-cpus-l3-latency-performance-fix-to-be-resolved-by-microsoft-through-windows-11-update-on-19th-october-cppc-driver-on-21st/

AMD will be issuing a fix to the performance degradation issues encountered with Ryzen CPUs in Microsoft's Windows 11 operating system next week. We have received the specific dates on which the updates will be rolled out.

Last week, we reported that AMD Ryzen CPUs were facing performance degradation of up to 15% in the Microsoft Windows 11 operating system. The issues were related to the L3 cache latency & the UEFI CPPC2 profiles.