Minimum System Requirement: OS:Windows Vista SP2 or Windows 7 Processor:Intel Core®2 Duo E6700 @ 2.6 GHz or AMD Athlon64 X2 6000+ @ 3.0Ghz Memory:2 GB RAM Graphics:DirectX® 10 compliant, 512 Mb video memory DirectX®:11 Hard Drive:4 GB HD space Sound:DirectX 9.0c compatible