Windows
OS: Windows XP SP2, Vista SP2, Windows 7 Processor:Intel Core 2 Duo 2.2GHz or AMD Athlon X2 4400+ Memory: 2GB Graphics: Nvidia GeForce 8800 / ATI Radeon HD 3870 or faster* DirectX®: DirectX 9.0c Hard Drive: 14 GB Sound: DirectX 9.0c-compatible Peripherals: Keyboard, Mouse or 10-button controller such as Xbox 360 or Logitech Dual-Action Other Requirements: Internet Broadband Connection, Microsoft .NET 3.5 required Note:* Integrated video cards, such as the ATI Radeon HD 3200 or Intel HD Graphics, are not supported.