Minimum: OS: Windows® XP (Service Pack 1 or higher) / Vista / 7 Processor: Intel Pentium 4 @ 2.0 GHZ processor or equivalent Memory: 512 MB on XP, 768 MB on Vista/7 Graphics: DirectX® 9.0c-compatible 128 MB video card with Shader Model 2.0, GeForce 6200 or better, Radeon X1300 or better DirectX®: DirectX® 9.0c Hard Drive: 500 MB Free Sound: DirectX® 9.0c compatible