Recent testing revealed that Arch Linux, Pop!_OS, and even Nobara Linux, which is maintained by a single developer, all outstripped Windows for the performance crown on Windows-native games. The testing was run at the high-end of quality settings, and Valve's Proton was used to run Windows games on Linux.
The article talks about those mobile systems, but the actual benchmark on Computerbase tested these on a desktop.
Ryzen 7 5800X
Scythe Mugen 5 cooler
Asus ROG Strix B550-A Gaming
32BG DDR4-3600-RAM (CL18-22-22-44)
Sapphire RX 6700 XT Nitro+
Tested @ 1080p 144Hz, Freesync Off