Windows OS: Windows XP Processor: Intel Core 2 Duo 2.4 GHz or AMD Athlon X2 2.7 GHz Memory: 2 GB RAM Graphics: ATI Radeon 3870 or higher, Nvidia GeForce 8800 GT or higher. 512MB VRAM. DirectX®: 9.0c Hard Drive: 7 GB HD space Other Requirements: Broadband Internet connection