OS: Windows XP/Vista/Windows 7 Processor: 3.0 GHz or better, AMD or Intel CPU Memory: 1GB RAM (XP) 1.5GB RAM (Vista / Win 7) Graphics: 256 MB VRAM with Pixel Shader 3.0 DirectX®: DirectX 9.0 Hard Drive: 4-5 GB for full install & DirectX Sound: No accelerated sound hardware required Other requirements: Internet Connection with Cable / Broadband