Batman Arkham Knight – UNLOCKED FPS | Rtx 4080 || Ryzen 9 5900x VGFightSchool 1 year ago Batman Arkham Knight – UNLOCKED FPS | Rtx 4080 || Ryzen 9 5900x So, we cranked this bad boy up and voila! Got a tip from an audience member to unlock the frame rate and the game is just clean.