Whether it's running one critical application for hundreds of clients, or many applications at once for a branch office or workgroup, the Sun Enterprise 450 gives you performance, reliability, and scalability you can count on - at a price you can afford. In today's heterogeneous network environments, you expect a lot from your workgroup server. It should be scalable to accommodate changing business needs, reliable so data and applications are always available, and must interoperate with all your systems. And it should be easy to deploy and manage. Whether you're deploying these systems for e-mail, database applications, clustering, Web service, or enterprise resource planning - the Enterprise 450 gives you the power, throughput, and storage you need to meet user demands.What's more, the Enterprise 450 works seamlessly with workstations, PCs, and Macintosh systems. With the robust Solaris operating environment's easy-to-use installation and Web software, you can actually get more productivity from all your systems - and your administrators. The Enterprise 450 is reliable with standard ECC datapath and memory protection, automatic system recovery, and hot-swap power supplies and disk drives. That's investment protection you can count on.Upgrade SPARCserver 20 or earlier Sun server to Enterprise 450 server with two 400MHz UltraSPARC-II processors, 4MB E-cache, 2GB memory, 2x18GB drives 10, 000-rpm 1-inch UltraSCSI drive and 32X CD-ROM. Customer must return a complete SPARCserver 20 or earlier Sun server.