OS:Windows Vista SP2 / Windows 7 / Windows 8 Processor:Intel Core 2 Duo 2.4 GHz or Althon X2 2.7 GHz Memory:2 GB RAM Graphics:DirectX 10 or 11 compatible Nvidia or AMD ATI card, ATI Radeon 3870 or higher, Nvidia GeForce 8800 GT or higher. DirectXR:11 Hard Drive:1 GB HD space Sound:Any supported by the OS Other Requirements:Broadband Internet connection Additional:Windows XP is not supported.