Apparently [1] the game that got 1000% improvement was previously unplayable at ~9fps.
1. https://www.phoronix.com/scan.php?page=news_item&px=Zink-Sub...
1. https://www.phoronix.com/scan.php?page=news_item&px=Zink-Sub...
9 fps is not a video game, that’s a slide show. And indeed, playing tomb raider where you want to make jumps and stuff, I would not play that on 9 fps ever.