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 ...
Are you seriously still crying about this? Jesus. Windows lost in a few benchmarks. It's not that deep. Take a breath, touch some grass, and move on with your life.
You can still play games just fine. Now you just know it's slightly faster on Linux. Big whoop. It doesn't matter. No need to be upset about it.