Minimum System Requirements:

Processor : Intel Pentium IV at 2.0 GHz or AMD at 2.0Ghz (Single Core)
Video Card : 128 MB VRAM – nVidia GeForce FX5700 or ATI Radeon 9600
Memory : 512 MB RAM
Hard Disk : 5.5 GB of free Hard Drive Space
Operating System : Microsoft Windows XP
Sound Card : DirectX 9.0 Compatible
Direct X : 9.0
Controls : Keyboard & Mouse
Installation : DVD-ROM Drive
Recommended System Requirements:

Processor : Intel Pentium IV at 2.8 GHz or equivalent AMD (Single Core)
Video Card : 512 MB VRAM – nVidia GeForce 6800GT or ATI Radeon 1900XT
Memory : 1 GB RAM
Hard Disk : 5.5 GB of free Hard Drive Space
Operating System : Microsoft Windows XP / Windows Vista
Sound Card : DirectX Compatible
Direct X : 9.0
Controls : Keyboard & Mouse
Installation : DVD-ROM Drive