Windows
Requires a 64-bit processor and operating system
OS: Windows 7
Processor: Intel Core 2 Duo / AMD Athlon 64 X2 5600+
Memory: 4 GB RAM
Graphics: GeForce GTX 260 or Radeon HD 4870
DirectX: Version 9.0
Network: Broadband Internet connection
Storage: 14 GB available space
Sound Card: Integrated Sound Card