Microsoft has fixed performance issues related to Windows 11 on AMD powered PCs. The bug fixes are now available as part of latest Windows updates.
Windows 11 Issues - Fixes for AMD processors out soon
AMD and Microsoft finally acknowledge poor L3 cache performance and CPU scheduling issues with Ryzen processors in Windows 11 after nearly three months of complaining - News
Windows 11 vs. Windows 10: AMD Ryzen Edition
Rejoice! Microsoft has finally fixed this nasty Windows 11 printer bug
This Windows 11 encryption bug may cause data damage
Microsoft releases bug fix for stuttering game performance in Windows 11 22H2
Consistent Crash to Desktop [AMD GPU] - Crashes (CTDs) - Microsoft Flight Simulator Forums
YEYIAN ODACHI Gaming PC Desktop, AMD Ryzen 9 7950X3D, RTX 4090, 32GB DDR5 6000MHz RAM, 2TB M.2 SSD + 2TB HDD, 360mm Liquid Cooler VR Ready Computer, 1000W Platinum PSU, X670
The real reason for Windows 11
Yes, it makes sense to install Windows 11 wherever you can., by #hope
A 'fun' sampling of Windows 11 UI bugs : r/Windows11
Solved] 13 Window 11 Bugs/Errors/Issues/Problems and Their Fixes - MiniTool