Windows 2003 server hardware requirement information.

Hardware requirement:
.....................
Requirement Standard Edition Enterprise Edition Datacenter Edition Web Edition
Minimum CPU Speed 133 MHz 133 MHz for x86-based computers
733 MHz for Itanium-based computers
400 MHz for x86-based computers
733 MHz for Itanium-based computers
133 MHz
Recommended CPU Speed 550 MHz 733 MHz 733 MHz 550 MHz
Minimum RAM 128 MB 128 MB 512 MB 128 MB
Recommended Minimum RAM 256 MB 256 MB 1 GB 256 MB
Maximum RAM 4 GB 32 GB for x86-based computers
512 GB for Itanium-based computers
64 GB for x86-based computers
512 GB for Itanium-based computers
2 GB
Multiprocessor Support Up to 4 Up to 8 Minimum 8 required Maximum 64 Up to 2
Disk Space for Setup 1.5 GB 1.5 GB for x86-based computers
2.0 GB for Itanium-based computers
1.5 GB for x86-based computers
2.0 GB for Itanium-based computers
1.5 GB


Note: The 64-bit versions of Windows Server 2003, Enterprise Edition and Windows Server 2003, Datacenter Edition are only compatible with 64-bit Intel Itanium-based systems. They cannot be successfully installed on 32-bit systems.