Windows
- OS
- Â Windows XP SP3
- Processor
-  2.4 GHz Dual Core Processor
- Memory
- Â 2 GB(XP)/ 2 GB(Vista)
- Hard Disk Space
- Â 13 GB free
- Video Memory
- Â 256 MB
- Video Card
- Â NVIDIA GeForce 8500 /ATI Radeon HD 2600
- Sound
- Â DirectX 9.0c Compatible
- Other Requirements
- Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game) include Steam Client, DirectX 9, Microsoft .NET 4 Framework, Visual C++ Redistributable 2005, Visual C++ Redistributable 2008, Visual C++ Redistributable 2010, and AMD CPU Drivers (XP Only/AMD Only)