Minimal:

• Celeron 800 MHz
• Windows 98/ME/2000/XP
• DirectX 7.0 compatible 3D accelerator with at least 16MB of video RAM (RivaTNT2 class)
• 128 MB RAM
• 500 MB available hard drive space
• 4x CD-ROM drive

Recommended:

• Pentium III 1.4 GHz
• Windows 98/ME/2000/XP
• DirectX 7.0 compatible 3D accelerator with at least 32MB of video RAM (GeForce2 400/MX class)
• 256 MB RAM
• 500 MB available hard drive space
• 4x CD-ROM drive