Windows OS: Windows XP SP3, Windows Vista, Windows 7 Processor: Intel or AMD Dual-Core Prozessor (1.9 GHz) or better Memory: 2GB RAM Hard Disk Space: 1.5 GB hard drive space Video Card: NVIDIA Geforce GTS250 / ATI Radeon HD4800 or better DirectX®: DirectX 9.0c Sound: DirectX 9c compatible