Windows Server 2003 Upgrade Paths

MORE INFORMATION

The following list includes the various paths, and the support status for each, to upgrade to Windows Server 2003.

Microsoft Windows NT Server 3.51

• No supported upgrade paths.

Windows NT Server 3.51 Enterprise Edition

• No supported upgrade paths.

Windows NT Server 3.51 with Citrix

• No supported upgrade paths.

Windows NT Server 4.0

• Windows Server 2003, Standard Edition
• Windows Server 2003, Enterprise Edition

Windows NT Server 4.0 Enterprise Edition

• Windows Server 2003, Enterprise Edition

Windows NT Server 4.0 Terminal Server Edition

• Windows Server 2003, Enterprise Edition

Microsoft BackOffice Small Business Server 4.5

• No supported upgrade paths.

Microsoft Windows 2000 Server

• Windows Server 2003, Standard Edition
• Windows Server 2003, Enterprise Edition

Windows 2000 Advanced Server

• Windows Server 2003, Enterprise Edition

Windows 2000 Datacenter Server

• Windows Server 2003, Datacenter Edition

Windows Server 2003 Standard Edition

• Windows Server 2003, Standard Edition
• Windows Server 2003, Enterprise Edition

Windows Server 2003 Enterprise Edition

• Windows Server 2003 Enterprise Edition

Windows Server 2003 Datacenter Edition

• Windows Server 2003 Datacenter Edition

Windows Server 2003 Web Edition

• Windows Server 2003 Web Edition

Additional Information

• Windows XP Home Edition

  No supported upgrade paths.

• Windows XP Professional

  No supported upgrade paths.

• Microsoft Windows NT Server 4.0

  You must upgrade Windows NT Server 4.0 programs to Service Pack 5 (SP5) or later before you upgrade to Windows Server 2003.

• Client Operating System Upgrade Paths

  There are no client operating system (for example, Windows 2000 Professional or Window XP Professional) upgrade paths available to Windows Server 2003.

• Windows Server 2003 Web Edition

  There are no upgrade paths available to Windows Server 2003 Web Edition except from Windows Server 2003 Web Edition.

• Windows 2000 Datacenter Server

  Windows 2000 Datacenter Server is an original equipment manufacturer (OEM) product only.

Windows Server 2003 Beta Upgrade Paths

Beta 1: Build 2296
Beta 2: Build 2462.a 
Beta 3: Build 3590 
RC1: Build 3663 
RC2: Build 3718 
RTM: Build 3790 
	
	Beta 3
	======================
	Beta 2 (Builds 2196 to 3504) blocked
	Beta 1 blocked
	
	RC1
	======================
	Beta 3 allowed
	Beta 2 blocked
	
	RC2
	======================
	RC1 allowed
	Beta 3 allowed
	Beta 2 blocked
	
	RTM (FPP)
	======================
	RC2 allowed
	RC1 allowed
	Beta 3 allowed
	Beta 2 blocked
	
	Builds after RC2 allow upgrade to RTM(FPP)
	
	RTM (EVAL)
	======================
	RC2 allowed
	RC1 allowed
	Beta 3 allowed
	Beta 2 blocked 
	
	Builds after RC2 block upgrade to RTM(EVAL)