Windows
OS: Windows® XP SP2 and SP3/Windows Vista® (only)
Processor: 3.2 GHz Intel® Pentium® 4 or 2.66 GHz Pentium D/AMD® Athlon™64 3500+
Memory: 1024 MB RAM (2 GB recommended)
Graphics: 256 MB DirectX 10.0/9.0-compliant video card with Shader Model 3.0 or higher (see supported list*)
DirectX®: 9.0c/10.0 (included)
Hard Drive: 4 GB free
Sound: DirectX 9-compatible sound card
Peripherals Supported: Windows-compliant keyboard, mouse, gamepads
Multiplayer: Broadband connection with 128 kbps upstream or faster
*Supported Video Cards at Time of Release
ATI RADEON X1650-1950 / HD 2400-2900 / 3650-3870 / 4650-4870 series
NVIDIA GeForce 6800 / 7600-7950 / 8600-8800 / GTX 260-280 series
Laptop versions of these cards may work but are NOT supported.