Minimum: OS:Windows Vista Processor:Dual core 2.4Ghz Memory:4 GB RAM Graphics:NVIDEO 250 GTS / ATI Radeon 4800 series DirectX®:11 Hard Drive:3 GB HD space Sound:Any stereo sound card Recommended: OS:Windows 7 Processor:Quad Core Memory:8 GB RAM Graphics:NVIDIA GTX 560 / ATI Radeon HD5850 DirectX®:11 Hard Drive:3 GB HD space Sound:Any 5.1 sound card