OS:WINDOWS XP SP3/WINDOWS VISTA SP2/WINDOWS 7 Processor:AMD/INTEL DUAL-CORE 2 GHZ Memory:2048 MB RAM Graphics:512 MB 100% DIRECTX 9 AND SHADERS 4.0 COMPATIBLE ATI RADEON HD 3850/NVIDIA GEFORCE 8800 GT OR HIGHER DirectX®:9.0c Hard Drive:6 GB HD space Sound:DIRECTX 9 COMPATIBLE