Minimum: OS: Windows® Vista SP2/ Windows® 7 Processor: Intel Core 2 Duo 1.8 GHz or AMD Athlon X2 64 2.0 GHz Memory: 2 GB RAM Graphics: 256 MB ATI HD3650 or better, 256 MB nVidia 8800 GT or better, or Intel HD 3000 or better integrated graphics DirectX: Version 11 Storage: 8 GB available space Sound Card: DirectX 9.0c‐compatible sound card Additional Notes: Other Requirements: Initial installation requires one-time Internet connection for Steam authentication; software installations required (included with the game) include Steam Client, Microsoft Visual C++2012 Runtime Libraries and Microsoft DirectX.