Minimum: IBM PC or 100% compatible, Microsoft Windows XP or 2000, Intel Pentium 4 or equivalent, 256MB RAM, 100% DirectX 9.0c-compatible 64MB 3D Accelerated Card supporting v1.1 pixel and vertex shaders, Windows XP- or 2000-compatible sound card (100% DirectX 9.0c-compatible), 3GB free disk space, 100% Windows XP- or 2000-compatible mouse and keyboard

Recommended: Intel Pentium 4 2.0GHz or equivalent, 512MB RAM, 100% DirectX 9.0c-compatible 128MB 3D Accelerated Card supporting v2.0 pixel and vertex shaders, Windows XP- or 2000-compatible sound card (100% DirectX 9.0c-compatible), 3GB free disk space