System Requirements
Minimum: 
Supported OS: Windows XP
Processor: Pentium 4 @ 1.6 GHz or Athlon 1600+
System Memory: 512MB RAM
Video Card: GeForce 3 / Radeon 8500*
Sound Card: DirectX Compatible Sound Card
DirectX Version: DirectX 9.0c
Hard Disk: 750 MB Hard Drive Space
*Supported Graphics Cards:
ATi Radeon 8500, 9000, 9100, 9200, 9500, 9600, 9700, 9800, X300, X600, X700, X800, X1300, X1600, X1800, X1900, X1950
nVidia Geforce 3-series, 4-series (Not MX), FX5200, FX5600 FX5700, FX5950, 6600, 6800, 7100, 7300, 7600, 7800, 7900, 7950, 8800.
Not compatible with all integrated sound/graphics solutions (inc. Laptops).
Recommended: 
Supported OS: XP/Vista
Processor: Pentium 4 2.8Ghz or Athlon 2800+ or above
System Memory: 1GB RAM
Video Card: GeForce 6600 / Radeon X1300 or above*
Sound Card: DirectX Compatible Sound Card
DirectX Version: DirectX 9.0c
Hard Disk: 1.5 GB Hard Drive Space