System Requirements
OS: Windows XP (with SP2) / Windows Vista
CPU: 3.0+ GHz Single Core CPU (Minimum) / 2.4+ GHz Dual/Quad Core CPU (Recommended)
RAM: 1GB RAM (Minimum)/ 2GB RAM (Recommended)
HDD: 5GB free
Internet: Broadband Connection
Video:
Direct X 9.0c compliant, Shader 3.0 enabled video card with 256MB RAM (NVIDIA 6600 or better/ATI X1300 or better) (Minimum)
Direct X 9.0c compliant, Shader 3.0 enabled video card with 512MB RAM (NVIDIA 7950 or better/ATI X1950 or better) (Recommended)
Sound:
Direct X 9.0c compliant sound card (Minimum) / Creative EAX 4.0 compliant sound card (Audigy 2, X-Fi series) (Recommended)