Depends on the exact Nvidia card you’re using. The newer parts all have good drivers, but as you get older things get more fiddly.
But most of the improvement is in Steam’s compatibility mode. Proton allows you to run so many games with one click that use to be a whole project to configure.
The way he kinda flipped a switch at the VP debate and acted like an actual human being whole Belgium directly compared to Walz, then turned right back into a couch-fucking cretin afterwards, seems to support this.