The enhanced Sun Fire E4900 server continues Sun's tradition of reducing risk and enabling customers to comfortably scale compute capacity. Member of the industry's most scalable server line from 1 to 144 threads it scales up to 12 processors, executing up to 24 simultaneous compute threads, and supports up to 192 GB of memory to provide maximum headroom for data-intensive applications.The Sun Fire E4900 server delivers significant productivity gains to address ever-demanding data and business logic workloads such as BIDW (database, decision support, data warehousing, data mining), business processing (ERP, CRM, OLTP, Batch), application serving, IT infrastructure (directory servers, systems and network management), application development, collaboration, scientific engineering.Sun Fire E4900 server lets you mix and match UltraSPARC III, IV, and IV+ processors in the same system running the same workloads at the full rated speed of the processors-enabling upgrades to faster processors as they become available, and preventing costly forced migrations to a new server. Customers can replace or mix faster processors to existing servers, on the fly.