You see 45/60 .
Unlike standard PC games, many PS2 titles have their physics and game logic tied to a 30 FPS limit. Simply speeding up the emulator would make the entire game run in fast-forward. These specialized patches modify the game's internal code to decouple logic from the frame rate, allowing for a smooth 60 FPS experience without affecting gameplay speed. How to use this feature: pcsx2 60fps