Windows Server 2003, Standard Edition, gives you a high level of reliability and scalability, lowers your cost of computing with flexible management services, and provides the best foundation for running business applications.
Windows Server 2003, Web Edition, is an easy-to-deploy, easy-to-manage server operating system that is optimized to be a complete Web hosting package.
Windows Server 2003, Enterprise Edition, includes the full feature set of Windows Server 2003, Standard Edition, and it also offers support for greater than 4 GB of memory and multiple processors, as well as for clustering.
Windows Server 2003, Datacenter Edition, includes the full feature set of Windows Server 2003, Standard Edition, and it adds the high availability, reliability, and scalability required for enterprise and larger departmental solutions.
Ed Price - MSFT edited Revision 1. Comment: Added content, tags