Supported OS: Windows XP (SP2), Windows Vista 

Processor: 2.8 GHz Pentium 4 XP / 3.2 GHz Pentium 4 Vista 

Memory: 1 GB RAM XP / 1.5 GB Vista (2 GB recommended) 

Graphics: DirectX 9.0c compatible with Shader Model 3.0, requires 128 MB or more and contain one of these chipsets: Nvidia 6600 or greater, Radeon X1300 or greater 

Sound: DirectX 9.0c compatible 

Hard Drive:  4 GB of free space