Minimum System Requirements

OS: Windows XP / Vista
Processor: 2.0 GHz Dual-Core Processor (Intel Core 2 Duo or AMD Athlon X2)
Memory: 1 GB Available System Memory
Hard Drive: 15 GB Available Hard Drive Space
Video Memory: 128 MB 3D Video Card w/Shader Model 3.0 Support (Nvidia GeForce 7600 / ATI Radeon X1300)
Display: DirectX Compatible Display Capable of 640 by 480 16-bit Color Resolution
Sound Card: DirectX 9.0c Compatible 16-bit Sound Card
DirectX: 9.0c
Broadband Connection for Internet Multiplayer

Recommended System Requirements
OS: Windows XP / Vista
Processor: 3.2 GHz Dual-Core Processor (Intel Core 2 Duo or AMD Athlon X2)
Memory: 2 GB Available System Memory
Hard Drive: 15 GB Available Hard Drive Space
Video Memory: 256 MB 3D Video Card with Shader Model 3.0 Support (Nvidia GeForce 8800 / ATI Radeon HD3850)
Display: DirectX Compatible Display Capable of 1024 by 768 in 32-bit Color
Sound Card: DirectX 9.0c Compatible 16-bit Sound Card
DirectX: 9.0c or 10
Broadband Connection for Internet Multiplayer
Recommended System Requirements Required for 2-12 Player Multiplayer or Co-Op