OS: Windows 7 Service Pack 1 64-bit. Platform Update for Windows 7 SP1 and Windows Server 2008 R2 SP1 Processor: Intel E6750 Core 2 Duo 2.66 GHz / AMD Athlon X2 2.7 GHZ Memory: 4 GB RAM Graphics: 2GB AMD Radeon HD 7770 / 2GB NVIDIA GeForce GTX 670 DirectX: Version 11 Storage: 25 GB available space Sound Card: DirectX Compatible Sound Device Additional Notes: Software installations required including DirectX and Microsoft Visual C++ 2010 & 2012 Redistributable Package. Some system components such as mobile chipsets, integrated, and AGP graphics cards may be incompatible. Unlisted specifications may not be supported by publisher.