Windows® 2000 Professional

• Computer/Processor 133 MHz or higher Pentium-compatible CPU.
  
• Memory At least 64 megabytes (MB) of RAM; more memory generally improves responsiveness.
  
• Hard Disk 2 GB with 650 MB free space.
  
• CPU Support Windows 2000 Professional supports single and dual CPU systems.
  
• Drive CD-ROM or DVD drive.
  
• Display VGA or higher resolution monitor.
  
• Keyboard Required.

Windows® XP Professional

• PC with 300 megahertz or higher processor clock speed recommended; 233 MHz minimum required (single or dual processor system)
• Intel Pentium/Celeron family, or AMD K6/Athlon/Duron family, or compatible processor recommended
• 128 megabytes (MB) of RAM or higher recommended (64 MB minimum supported; may limit performance and some features)
• 1.5 gigabytes (GB) of available hard disk space
• Super VGA (800 × 600) or higher-resolution video adapter and monitor
• CD-ROM or DVD drive
• Keyboard and Microsoft Mouse or compatible pointing device