Minimum

IBM PC or 100% compatible
MS Windows 98/ME/2000/XP
A 400 MHz Pentium II processor
64MB of system memory
Video board capable of displaying 1024x768 with thousands of colors
4x or faster CD-ROM
DirectX 8.1 or newer

Recommended

IBM PC or 100% compatible
MS Windows 98/ME/2000/XP
A 600 MHz Pentium II processor
128MB of system memory
Video board capable of displaying 1024x768 with thousands of colors
4x or faster CD-ROM
DirectX 8.1 or newer