Minimum, Windows® 98/Me/2000/XP operating system, ATI® Radeon™ or equivalent DirectX® 9.0c-compliant 32 MB 3D video card with hardware T&L and pixel shader support, Microsoft® Windows® 98/Me/2000/XP operating system, 1.0 GHz Intel® Pentium® 4 or AMD® Athlon™ processor or equivalent, 256 MB RAM, 915MB of uncompressed hard disk space for game files, DirectX® 9.0c (included), DirectX®-compatible sound card and speakers or headphones, Microsoft® compatible mouse and keyboard Recommended, Windows® XP, ATI® Radeon™ 9600 or equivalent DirectX® 9.0c-compliant 128 MB 3D video card with hardware T&L and pixel shader support, 2.5 GHz Intel® Pentium® 4 or AMD® Athlon™ or faster processor, 512 MB RAM or more, 24X or faster CD-ROM drive