Windows Server 2003

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

Developer	Microsoft
OS family	Windows Server
Source model	Shared source
Released to manufacturing	April 24, 2003
Latest release	2003 R2 SP2 (5.2.3790.3959) / March 13, 2007[1]
Kernel type	Hybrid kernel
License	MS-EULA
Official website	www.microsoft.com/windowsserver2003/
Support status
Mainstream support ended on July 13, 2010. Extended support ended on July 14, 2015.

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