OS: Windows 7 SP1/8/10 (32/64 bit versions) Processor: Intel Core2 Duo E8400, 3.0GHz or AMD Athlon 64 X2 6000+, 3.0GHz or higher RAM: 4 GB Hard Drive: 3500 MB available space Video Card: nVidia GeForce 8600 / GT, ATI Radeon HD 2600 XT DirectX: Version 9.0c