"Minimum
OS: Windows XP
CPU: Intel Pentium 4 2.0GHz or higher
RAM: 1 GB or higher
HDD: 10 GB of free space or more
Video Card: DirectX 9.0c/Shader3.0 or higher compatible, NVIDIA GeForce 6600 series, ATI Radeon X1600 or higher or higher, VRAM :256MB or higher
Sound: DirectSound compatible, DirectX 9.0c (or higher) compatible
Input Devices: Mouse, Keyboard
Maximum
OS: Windows Vista
CPU: Intel Core 2 Duo 2.0 GHz or higher
RAM: 2 GB or higher
HDD: 10 GB of free space or more
Video Card: DirectX 9.0c/Shader3.0 or higher compatible, NVIDIA GeForce 8600 series or higher, ATI Radeon X 1900 or higher, VRAM :512MB or higher
Sound: DirectSound compatible, DirectX 9.0c (or higher) compatible
Input Devices: Gamepad - Xbox 360 Controller for Windows"
