Windows Server 2008 System Requirements

This software is intended for evaluation and deployment planning purposes only.
If you plan to install the software on your primary computer, it is recommended
that you back up your existing data prior to installation.To use Windows Server 2008, you need.

Component Requirement
Processor • Minimum: 1 GHz (x86 processor) or 1.4 GHz (x64 processor)
                  • Recommended: 2 GHz or faster
Note: An Intel Itanium 2 processor is required for Windows Server 2008 for Itanium-Based Systems.

Memory • Minimum: 512 MB RAM
               • Recommended: 2 GB RAM or greater
               • Maximum (32-bit systems): 4 GB (Standard) or 64 GB (Enterprise and Datacenter)
               • Maximum (64-bit systems): 32 GB (Standard) or 1 TB (Enterprise and Datacenter) or 2 TB  (Itanium-Based Systems) Available Disk Space
              • Minimum: 10 GB
             • Recommended: 40 GB or greater
Note: Computers with more than 16 GB of RAM will require more disk space for paging, hibernation, and dump files.

Drive DVD-ROM drive
Display and Peripherals • Super VGA (800 x 600) or higher-resolution monitor
• Keyboard
• Microsoft Mouse or compatible pointing device