Minimum requirements
Operating system: Windows Vista SP1 / Windows 7
Processor: Core 2 Duo 1.8 GHz
Memory: 2 GB of RAM for Windows Vista and Windows 7
Disc Drive: 8x DVD-ROM
Hard disk: 8 GB, with additional space for saved games and for the installation of DirectX 9.0c
Graphics: 256 MB graphics card with 3D acceleration compatible with Pixel Shader 3.0
Minimum requirements for compatible graphics cards: ATI Radeon HD 3600, NVIDIA GeForce 6800GT
Sound Card: Compatible with DirectX 9.0c
DirectX: 9.0c
Controls: Keyboard, Mouse, Dual Analog Game Controller, Headphones Voice over IP
Online multiplayer: 2 to 22 players, 512 kbits / sec or faster
Multiplayer on one system: 2 to 5 players on 1 PC

Recommended requirements
Operating system: Windows Vista SP1 / Windows 7
Processor: 2.4GHz Intel Core 2 Quad Q6600 / 2.2GHz AMD Athlon II X4 600e
Memory: 2 GB of RAM for Windows Vista and Windows 7
Disc Drive: 8x DVD-ROM
Hard disk: 8 GB, with additional space for saved games and for the installation of DirectX 9.0c
Graphics: Nvidia 8800 GT / ATI Radeon HD 4650
Sound card: DirectX 9.0c compatible
DirectX: 9.0c
Controls: Keyboard, Mouse, Dual Analog Game Controller, Headphones Voice over IP
Online multiplayer: 2 to 22 players, 512 kbits / sec or faster
Multiplayer on one system: 2 to 5 players on 1 PC