Minimum Operating System: Microsoft® Windows® XP SP3 / Windows Vista SP1 — This product does not support Windows 95/98/ME/2000/NT or XP x64/Vista x64! Processor: Intel® Pentium 4 3.0 GHz or AMD™ Athlon™ 64 3000+ Memory: XP – 1 GB RAM / Vista – 2 GB RAM Hard Disk Space: 6.5 GB + 1 GB Swap File Video Card: 3D Hardware Accelerator Card Required – 100% DirectX 9.0c compatible 128 MB Video Memory. ATI® Radeon® 9600 or Nvidia® GeForce® 5900 Sound Card: DirectX® 9.0c compatible sound card DirectX® Version: DirectX® 9.0c Network: Internet(TCP/IP) or LAN play supported Internet play requires broadband connection and latest drivers LAN play requires network interface card with latest drivers