Windows 2000 Professional Installation Requirements
Minimum configuration
Processor speed: Intel Pentium 133 MHz
Memory: 64MB
Free hard drive space: 650MB
Network: Not required
Display: VGA resolution (640 x 480)
Floppy Drive: Required if using boot floppy disks
CD-ROM: Required
Recommended configuration
Processor Speed: Pentium II or higher
Memory: 128MB or more
Free hard drive space: 2GB
Network: Recommended
Display SVGA resolution (800 x 600)
Floppy drive: Recommended
CD-ROM: Required
Windows XP Professional Installation Requirements
Minimum configuration
Processor speed: Intel or AMD 233 MHz
Memory: 64MB
Free hard drive space: 1.5GB
Network: Not required
Display: SuperVGA resolution (800 x 600)
Floppy Drive: Not required
CD-ROM: Required
Recommended configuration
Processor Speed: 300 MHz or higher
Memory: 128MB or more
Free hard drive space: 1.5GB
Network: Recommended
Display SVGA resolution (800 x 600) or better
Floppy drive: Recommended
CD-ROM: Required
Windows Vista Ultimate Installation Requirements
Windows Vista is not currently addressed in the CompTIA 2006 Objectives, but may be included in future versions.
"Vista Capable" (Minimum configuration)
Processor Speed: 800 MHz or *higher*
Memory: 512MB or *more*
Free hard drive space: 15GB
Network: Yes, for activation
Display: DirectX 9 capable graphics card with 32MB RAM
Floppy Drive: Not required
CD-ROM: Required
"Vista Premium Ready" (Recommended configuration)
Processor Speed: 1 GHz or *higher*
Memory: 1GB or *more*
Free hard drive space: 15GB
Network: Yes, for activation
Display: DirectX 9 graphics card w/ Hardware Pixel Shader v2.0 and 128MB RAM
Floppy Drive: Not required
DVD-ROM: Required