OS: Microsoft Windows XP/Vista/7/8/8.1 (64-bit) Processor: Intel Core 2 Duo, 3.0GHz or AMD Athlon 64 X2 6400+, 3.2GHz RAM: 4 GB Hard Drive: 1 GB available space Video Card: nVIDIA GeForce GTX 260, 512 MB or ATI Radeon HD 5670, 512 MB (Does not support Intel Integrated Graphics Cards) DirectX: Version 9.0c
