More users and services are driving the ever-expanding demands placed on today's IT infrastructure and systems. To meet this challenge, Sun delivers Chip Multithreading processor technology with the new UltraSPARC IV 64-bit processor and the Solaris Operating System, the number-one UNIX environment. Providing up to twice the throughput of previous UltraSPARC architectures in the same server footprint enables organizations to deliver more applications, services, and value at lower costs and using less data center space.The Sun Fire V490 server is designed to deliver compute density with enterprise-class throughput and RAS features at an entry-level server price. With up to four UltraSPARC IV CMT processors executing eight concurrent threads and up to 32 GB of memory in a dense, rack optimized, 5-RU, 24-in.-deep enclosure, the Sun Fire V490 delivers extreme levels of throughput for your most demanding departmental and enterprise applications. Key workloads include application serving, business processing, database services, web hosting/content delivery, and compute-intensive engineering and scientific applications. What's more, there is no disruption to your existing software model, so your Solaris applications just run, providing you with unparalleled levels of investment protection on the industry's most robust, secure, and popular UNIX operating system.