Minimum configuration: (1024x768, detail reduced) OS: Windows XP Service Pack 2 or Windows Vista Processor: Intel Pentium 4 3Ghz or equivalent RAM: 1GB Video card: NVIDIA GeForce 6600 or better Video memory: 128MB DVD-ROM: Quad-speed (4x) DVD-ROM drive HARD DRIVE SPACE: 30GB Recommended configuration: (Up to 1280X960, most features on) OS: Windows XP SP 2 or Windows Vista Processor: Intel Core 2 Duo 2.4GHz or equivalent RAM: 2048MB Dual Channel DDR2 Video card: NVIDIA GeForce 7900 GTX or equivalent Video memory: 512MB DVD-ROM: Quad-speed (4x) DVD-ROM drive HARD DRIVE SPACE: 30GB Online Gaming Broadband connection required.