Minimum:
* Microsoft® Windows® XP Service Pack 2/Vista™
* 2.6 GHz processor
* 512MB RAM
* 3 GB available hard-drive space
* 128 MB video RAM or greater, with DirectX® 9 Vertex Shader / Pixel Shader 2.0 support (Nvidia® 6800/ATI 9800 or better)
Recommended:
* Microsoft® Windows® XP Service Pack 2/Vista™
* 3.0 GHz Intel® or equivalent AMD® processor or better
* 1 GB RAM or better
* 3 GB available hard-drive space
* 256 MB video RAM, with DirectX® 9 Vertex Shader / Pixel Shader 2.0 support (Nvidia® 8000 series or better)