Supported paths for upgrading from Windows Server 2003 to Windows Server 2008

Article translations Article translations
Article ID: 951041 - View products that this article applies to.
Expand all | Collapse all

On This Page

INTRODUCTION

This article lists the supported paths for upgrading from Windows Server 2003 to Windows Server 2008.

MORE INFORMATION

Versions of Windows Server 2008 to which you can upgrade from particular versions of Windows Server 2003

From Windows Server 2003 Standard Edition Service Pack 2 (SP2) or from Windows Server 2003 Standard Edition Service Pack 1 (SP1), you can upgrade to the following versions of Windows Server 2008:
  • Windows Server 2008 Standard
  • Windows Server 2008 Enterprise
  • Windows Server 2008 Standard without Hyper-V
  • Windows Server 2008 Enterprise without Hyper-V
From Windows Server 2003 Enterprise Edition SP2 or from Windows Server 2003 Enterprise Edition SP1, you can upgrade to the following versions of Windows Server 2008:
  • Windows Server 2008 Enterprise
  • Windows Server 2008 Enterprise without Hyper-V
From Windows Server 2003 Datacenter Edition SP2 or from Windows Server 2003 Datacenter Edition SP1, you can upgrade to the following versions of Windows Server 2008:
  • Windows Server 2008 Datacenter
  • Windows Server 2008 Datacenter without Hyper-V
From Windows Server 2003 R2 Standard Edition SP2 or from Windows Server 2003 R2 Standard Edition SP1, you can upgrade to the following versions of Windows Server 2008:
  • Windows Server 2008 Standard
  • Windows Server 2008 Enterprise
  • Windows Server 2008 Standard without Hyper-V
  • Windows Server 2008 Enterprise without Hyper-V
From Windows Server 2003 R2 Enterprise Edition SP2 or from Windows Server 2003 R2 Enterprise Edition SP1, you can upgrade to the following versions of Windows Server 2008:
  • Windows Server 2008 Enterprise
  • Windows Server 2008 Enterprise without Hyper-V
From Windows Server 2003 R2 Datacenter Edition SP2 or from Windows Server 2003 R2 Datacenter Edition SP1, you can upgrade to the following versions of Windows Server 2008:
  • Windows Server 2008 Datacenter
  • Windows Server 2008 Datacenter without Hyper-V
From the following versions of Windows Server 2003, there are no supported upgrades:
  • Windows Server 2003 Web Server Edition SP2 and Windows Server 2003 Web Server SP1
  • Windows Server 2003, Enterprise Edition for Itanium-based Systems
  • Windows Compute Cluster Server 2003

Upgrade considerations for Server Core installations of Windows Server 2008

  • You can use the Server Core installation option only by performing a clean installation.
  • You cannot upgrade from earlier versions of Windows to Server Core installations of Windows Server 2008.
  • You cannot upgrade from non-Server Core installations of Windows Server 2008 to Server Core installations of Windows Server 2008.
  • You cannot convert Server Core installations of Windows Server 2008 to non-Server Core installations of Windows Server 2008.
  • You can upgrade Server Core installations of Windows Server 2008 only to Windows Server Core R2 when it is released.

Additional notes

  • Upgrades can be performed only between versions of Windows that share the same architecture, such as x86 to x86, x64 to x64, or IA-64 to IA-64. For example, you cannot upgrade x86 versions of Windows to x64 versions.
  • You must have Windows Server 2003 SP2 or Windows Server 2003 SP1 installed to upgrade to Windows Server 2008. You cannot upgrade to Windows Server 2008 from the release version of Windows Server 2003.
  • You cannot upgrade to Windows Server 2008 from a Windows Server 2003-based computer that is running the Cluster service. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
    935197 You cannot upgrade the operating system of a clustered server from Windows Server 2003 to Windows Server 2008

REFERENCES

See the following Microsoft TechNet URL for more information: http://technet.microsoft.com/en-us/library/dd979563(WS.10).aspx

Properties

Article ID: 951041 - Last Review: April 28, 2008 - Revision: 1.2
APPLIES TO
  • Windows Server 2008 Datacenter without Hyper-V
  • Windows Server 2008 Enterprise without Hyper-V
  • Windows Server 2008 for Itanium-Based Systems
  • Windows Server 2008 Standard without Hyper-V
  • Windows Server 2008 Datacenter
  • Windows Server 2008 Enterprise
  • Windows Server 2008 Standard
  • Microsoft Windows Server 2003 Compute Cluster Edition
  • Microsoft Windows Server 2003 R2 Datacenter Edition (32-Bit x86)
  • Microsoft Windows Server 2003 R2 Datacenter x64 Edition
  • Microsoft Windows Server 2003 R2 Enterprise Edition (32-Bit x86)
  • Microsoft Windows Server 2003 R2 Standard Edition (32-bit x86)
  • Microsoft Windows Server 2003 R2 Standard x64 Edition
  • Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
  • Microsoft Windows Server 2003, Datacenter Edition for Itanium-Based Systems
  • Microsoft Windows Server 2003, Datacenter x64 Edition
  • Microsoft Windows Server 2003, Enterprise x64 Edition
  • Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
  • Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems
  • Microsoft Windows Server 2003, Standard x64 Edition
  • Microsoft Windows Server 2003, Standard Edition (32-bit x86)
Keywords: 
kbhowto kbexpertiseinter kbinfo KB951041

Give Feedback

 

Contact us for more help

Contact us for more help
Connect with Answer Desk for expert help.
Get more support from smallbusiness.support.microsoft.com