System requirements

Minimum

OS
Windows 7
Processor
Intel Dual-Core 2.4 GHz
Memory
4 GB RAM
Graphics
NVIDIA GeForce 8800GT
DirectX
Version 9.0
Storage
5 GB available space
Sound Card
DirectX®-compatible
Additional Notes
32bit windows users need to ensure they have at least 4gb of ram usable on their system.

Recommend

OS
Windows 7
Processor
Quad Core Processor
Memory
4 GB RAM
Graphics
NVIDIA GeForce GTX 560
DirectX
Version 9.0
Storage
5 GB available space
Sound Card
DirectX®-compatible