To add to what Nickname said, Bazzite, Nobara, and ChimeraOS share a lot of packages and effort. It’s a conscious decision on our part to not publish lists comparing features, and I like to think of Nobara and Bazzite as the Fedora Workstation & Fedora Silverblue versions of the same thing.
Ultimately the gaming distro you should use is the one that works best for you 