The most common cause of lag and stuttering in Prototype 2 is the game engine's tendency to over-poll USB input devices. Disabling these can drastically improve your frame rate.
The community has developed an ASI plugin that automates many of these fixes, including VRAM calculation errors and shadow issues on AMD cards. prototype 2 lag fix work
You can force Steam to launch with a specific affinity, which the game will then inherit. Change your Steam shortcut target to: cmd /C start "steam" /affinity 0xff "C:\Program Files (x86)\Steam\steam.exe" . 3. Use the Community "Prototype2Fix" Mod The most common cause of lag and stuttering
Right-click and Disable all entries named "HID-compliant consumer control device" . prototype 2 lag fix work