Which PS2 BIOS Should You Use for Best Emulator Performance
Quick Answer: Match the BIOS to your game region. For USA (NTSC-U) games, SCPH-70012 (Slim, version 2.00) and SCPH-39001 (Fat, version 1.60) are the two safest picks. For Europe (PAL), use SCPH-50003 or SCPH-75004. For Japan (NTSC-J), use a mid-era file such as SCPH-50000 or SCPH-70000 and avoid the very earliest Japanese models. Any BIOS…