Unlike earlier versions locked to NTSC-U or PAL, v12 includes a region-switching payload. You can play the smoother 60Hz NTSC timing or the slower, original PAL pacing with a simple button combination during boot.
: Original European versions (PAL) often had "LibCrypt" protection. A successful Eboot conversion requires either the official PSN version or a "LibCrypt Patched" image to prevent the game from freezing at the first Nemesis encounter. Resident Evil 3 Nemesis Eboot.pbp 12