Hardware Requirements for Windows Server 2003

What are the Windows Server 2003 Hardware/System requirements?

Review the table on this page to determine the minimum and recommended system requirements needed to run Windows Server 2003, Standard Edition, Enterprise Edition, Datacenter Edition, and Web Edition.

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

* Important: 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.

** Windows Server 2003 may not use multiple processors with some Intel Pentium Pro or Pentium II Processors. For more information, please review Windows Server 2003 May Not Use Multiple Processors with Some Pentium Pro or Pentium II Processors – 319091link out ico

Links

Windows 2003 Homepagelink out ico

Windows Server 2003 Evaluation Kit (180-day)link out ico

System Requirementslink out ico

Windows Server 2003 May Not Use Multiple Processors with Some Pentium Pro or Pentium II Processors – 319091link out ico