Minimum: OS: Windows Vista SP2, Windows 7 SP1 Processor: 2.2 Ghz Dual Core CPU Memory: 4 GB RAM Graphics: ATI Radeon HD 3400 Series, GeForce 205 DirectX: Version 9.0c Storage: 1300 MB available space Sound Card: DirectX 9.0c Compatible Sound Card with Latest Drivers Additional Notes: "Using the Minimum Configuration, we strongly recommend to use minimal settings in order to not experience low frame rates."