OS: Windows 7, Windows Vista, Windows XP (SP2) Processor: 1. 8 GHz Intel Core 2 Duo or better RAM: 1 GB for Windows XP or 2 GB for Windows 7/Windows Vista Graphics Card: 3D accelerated 256 MB video card with support for Pixel Shader 3. 0 NVidia GeForce 6800 GT, ATI Radeon HD 3600, Intel's Sandy Bridge (HD Graphics 2000), and Ivy Bridge (HD Graphics 3000) or greater Graphics Memory: Direct X 9. 0c Compatible or up Hard Drive: 8. 0GB, with additional space required for saved games and DirectX 9. 0c installation Input: Keyboard, Mouse, Dual Analogue gamepad, VOIP Headset