Windows Server 2003 is an incremental update to the platform and technologies introduced in Windows 2000. If you are coming to Windows Server 2003 with experience from Windows 2000 servers, you will find the transition a relatively easy one. If your experience is with Windows NT 4, welcome to the new world!
Windows Server 2003 is available in five editions. Each edition is developed
to be used in a specific server role. This enables you to select the operating
system edition that provides only the functions and capabilities that your
Web Edition : Windows Server 2003, Web edition, is designed to be used
specifically as a Web Server. It is available only through selected partner
channels and is not available for retail. Although computers running Windows
Server 2003, Web Edition, can be member of an Active Directory domain, you can
not run Active Directory on Windows Server 2003, Web Edition.
Small Business Server Editions : Windows Server 2003, Small Business
Server Edition, delivers a complete business server solution for small
businesses with up to 75 workstations and is available in two editions :
Standard and Premium. Windows Small Business Server 2003 provides technologies
and tools, including e-mail, shared documents and calendars, security-enhanced
Internet access and data storage, reliable printing and faxing, and remote
administration on a single server.
Standard Edition : Windows Server 2003, Standard Edition, is a
reliable network operating system that delivers business solutions quickly and
easily. This flexible server is the ideal choice for small business and
departmental use. Use Windows Server 2003, Standard Edition, when your server
does not require the increased hardware support and clustering features of
Windows Server 2003, Enterprise Edition.
Enterprise Edition : Windows Server 2003, Enterprise Editions, has all
the features in Windows Server 2003, Standard Edition. It also provides features
not included in Standard Edition that enhance availability, scalability, and
dependability. Windows server 2003, Enterprise Edition, is designed for medium
to large business. It is the recommended operating system for applications, XML
web services, and infrastructure, because it offers high reliability,
performance and superior business value.
Datacenter Edition : Windows Server 2003, Datacenter Edition, is
designed for business-critical and mission-critical applications that demand the
highest levels of scalability and availability. The major difference between
Windows Server 2003, Datacenter Edition and Windows Server 2003 Enterprise
Edition, is that Datacenter Edition Supports more powerful multiprocessing and
greater memory. In additions, Windows Server 2003, Datacenter Edition is
available only through the Windows Datacenter program offered to Original
Equipment Manufactures (OEMs).