Upgrading from Windows Server 2003

The information and resources available through this page will help you upgrade to Windows Server 2008 from Windows Server 2003.

Featured Content

Top 11 Reasons to Upgrade to Windows Server 2008

Find out about the major new features and improvements for organizations considering upgrading to Windows Server 2008.

Upgrade Assistance and Support

Assessment and Planning Toolkit for Windows Server 2008
Quickly and effectively collect the detailed infrastructure information you need for planning your migration to Windows Server 2008.
Windows Server 2008 Training from Microsoft Learning
Get ready for upgrading to Windows Server 2008 now through the Microsoft Learning Portal for Windows Server 2008.
TechNet TechCenter: Windows Server 2008
Use the step-by-step reference materials in the Windows Server 2008 TechCenter to aid updating to Windows Server 2008.

Migration paths from Windows Server 2003 to Windows Server 2008 are summarized below.

Migration paths from Windows Server 2003 to Windows Server 2008 RC0 evaluation software are summarized below. Final migration paths for the RTM versions of Windows Server 2008 will be determined in the coming months.

If you are running*:	You can upgrade to:
Windows Server 2003 R2 Standard Edition Windows Server 2003 Standard Edition with Service Pack 1 (SP1) Windows Server 2003 Standard Edition with Service Pack 2 (SP2)	Full installation of Windows Server 2008 Standard (with or without Hyper-V) Full installation of Windows Server 2008 Enterprise (with or without Hyper-V)
Windows Server 2003 R2 Enterprise Edition Windows Server 2003 Enterprise Edition with Service Pack 1 (SP1) Windows Server 2003 Enterprise Edition with Service Pack 2 (SP2)	Full installation of Windows Server 2008 Enterprise (with or without Hyper-V)
Windows Server 2003 R2 Datacenter Edition Windows Server 2003 Datacenter Edition with Service Pack 1 (SP1) Windows Server 2003 Datacenter Edition with Service Pack 2 (SP2)	Full installation of Windows Server 2008 Datacenter (with or without Hyper-V)

*Note: With the exception of Windows Server 2008 for Itanium-Based Systems, this table applies equally to 32-bit and x64-based versions. However, cross-platform upgrades (32-bit to 64-bit or the reverse) are not supported.

Resources Coming Soon

Upgrading to Windows Server 2008 Deployment Guide
Windows Server 2008 Migration Paths
Moving Applications to Windows Server 2008
Application Support for the Windows Server 2008 Family
And more—please check back frequently

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Product Details

Overview
What's New
Why Upgrade
- From Windows 2000 Server
- From Windows Server 2003
FAQ
System Requirements
Interoperability
Roadmap
Microsoft Supported Applications

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