Minimum configuration (800x600, detail reduced) OS: Windows XP Service Pack 2, Windows Vista Processor: Intel Pentium 4 2Ghz or AMD Athlon XP 1800+ RAM: 1GB Video card: 128 MB NVIDIA 6600 or better/ATI X1300 or better HARD DRIVE SPACE: 7GB INPUT DEVICES: 100% Windows 2000/XP compatible mouse and keyboard Recommended configuration (Up to 1280x960, all features on) Processor: Intel Pentium 4 2.5Ghz or AMD Athlon XP 2400+ Optimum configuration (1600x1200, all features on) Processor: Intel Pentium 4 3Ghz or AMD Athlon XP 3000+ RAM: 2GB Video card: 128 MB NVIDIA 8300 or better/ATI X1800 or better INPUT DEVICES: 100% Windows 2000/XP compatible mouse and keyboard or Xbox 360-compatible controller