Windows
Minimum: OS: Microsoft Windows XP/Vista/7/8/8.1 (64-bit) Processor: Intel Core 2 Duo, 2.0GHz or AMD Athlon 64 X2 6400+, 2.5GHz Memory: 4 GB RAM Graphics: nVIDIA GeForce GTX 260 256mb or ATI Radeon HD 5670 256mb or Intel HD Graphics 4600 Network: Broadband Internet connection