I haven't benchmarked anything other than the initial tests with Geekbench. That said, it subjectively felt "snappier"/faster in terms of UI speed with KDE Plas

I haven't benchmarked anything other than the initial tests with Geekbench. That said, it subjectively felt "snappier"/faster in terms of UI speed with KDE Plasma than Kubuntu. I've been a happy CachyOS user since.