OS: Windows XP/Vista (only) Processor: Dual core processor 2.6 GHz Intel Pentium D or AMD Athlon 64 X2 3800+ Memory: 2 GB Hard Drive: 12 GB Video Memory: 256 MB DirectX 10.0–compliant video card or DirectX 9.0–compliant card with Shader Model 3.0 or higher DirectX: 9.0c Keyboard & Mouse