Depends on your setup. ARM based guest OSes will run them fine performance wise. X86 guest OSes run like dogshit just trying to boot the thing up.
GPU acceleration is actually a thing but it is very much in beta and has known side effects, especially for Linux.
It is worth bearing in mind that UTM can't pass through the Apple laptop webcam and mic like it can with other USB devices. The same is true of all virtualisation software, as MacOS treats these devices very differently to regular USB devices.