OS: Windows VISTA/7TM Processor: 2.5 GHz Single-Core-Processor or 2 GHz Dual-Core-Processor Memory: 2 GB Hard Disk Space: 6 GB Video Card: OpenGL2.0-compatible Graphic Card with 512 MB RAM (Shared-Memory is not recommended) DirectX®: 9.0c Sound: DirectX9.0c-compatible Sound Card Additional: Broadband Internet Connection, Mouse (third mouse button and Scroll-wheel recommended)