Games that work for me:
Crash Bandicoot 3 (.img, slow, looks and plays fine)
Dead or Alive (ripped .cbn, bit slow, graphic bug like in gta menu,plays fine, recommend fs 3/5)
Gran Turismo (ripped .cbn, slow, looks and plays fine)
GTA (ripped .bin, bit slow, looks and plays fine)
Rage Racer (ripped .bin, a bit slow, looks and plays fine)
Ridge Racer (ripped .iso, ~20 fps @ 430mhz, looks and plays fine)
Tekken 2 (ripped .iso, gta menu graphic bug, VERY weird rendering bug, fighters look like octpusses i.e. unplayable, 7 fps @ 430mhz)
Tekken 3 (ripped .iso, slow (17 fps), looooong loading times, looks and plays fine)
Wipeout 2097 (ripped .bin, slow ~20 fps, looks and plays fine)
Games that did not work for me:
Ace Combat 3 (freezes after loading, waited 2 minutes)
Autobahn Raser 2 (crashes when it goes ingame, floating point exception)
Destruction Derby 2 (crashes in menu)
Destruction Derby Raw (segfaults)
Metal Gear Solid VR Missions (crashes before menu)
Resident Evil 2 (crashes when it goes ingame, floating point exception) plays fine with fix
Resident Evil 3 (crashes when it goes ingame, floating point exception)
Tomb Raider (black screen after loading, ripped .cbn)
Tony Hawk 1 (crashes when it goes ingame, floating point exception) plays fine with fix, gta menu bug ingame
Tony Hawk 2 (crashes when it goes ingame, floating point exception)