The Windows Server 2008 platforms are as follows:
Windows 2000 Server was released in February 2000, Windows Server 2003 was released in April 2003, Windows 2003 Server R2 released in December 2005, Windows Server 2008 was released in February 2008, Windows Server 2008 R2 was released in July 2009, and Windows Server 2012 was released in September 2012.
Because server 2008 is more updated than server 2003.
Server Manager
The Server - 2008 was released on: USA: March 2008 (Chicago, Illinois)
Windows Server 2008 editions that do not have an upgrade path include Windows Server 2008 Web Edition and Windows Server 2008 Standard Edition. Additionally, there is no upgrade path from Windows Server 2008 to Windows Server 2008 R2 for these editions. Users of these editions need to perform a clean installation when moving to a newer version.
Windows Server 2008 for Itanium based System doess not provide server core installation
Windows Server 2008 is the most recent release of Microsoft Windows' server line of operating systems. Released to manufacturing on 4 February 2008 and officially released on 27 February 2008, it is the successor to Windows Server 2003, released nearly five years earlier. Like Windows Vista, Windows Server 2008 is built on the Windows NT 6.0 kernel. A second release, named Windows Server 2008 R2, is currently under development.
What are the default groups that can be found in Server 2008
For Windows Server 2008, it should be IIS 7.
Windows Server 2008 is not a free product, and thus cannot be downloaded.
server manager
Windows Server 2008 is the most recent release of Microsoft Windows' server line of operating systems. Released to manufacturing on 4 February 2008 and officially released on 27 February 2008, it is the successor to Windows Server 2003, released nearly five years earlier. Like Windows Vista, Windows Server 2008 is built on the Windows NT 6.0 kernel. A second release, named Windows Server 2008 R2, is currently under development.