Windows Server 2003

version of the Windows Server line of server operating systems, based off Windows XP

Windows Server 2003 is a server operating system produced by Microsoft. Introduced on April 24, 2003 as the next version to Windows 2000 Server, it was considered by Microsoft to be the cornerstone of their Windows Server System line of business server products.

Windows Server 2003
OS familyMicrosoft Windows
Source modelShared source
Released to
April 24, 2003
Latest release2003 R2 SP2 (5.2.3790.3959) / March 13, 2007[1]
Kernel typeHybrid kernel
Support status
Was supported until 2015

According to Microsoft, Windows Server 2003 is more scalable and delivers better performance than Windows 2000.[2]


  2. "Windows Server 2003: Product Overview". Microsoft. February 19, 2007.