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SANTA CLARA, CA — Sun Microsystems Inc. has added 20 new technology companies to its High Performance and Technical Computing (HPTC) Alliance Partner Program in an effort to advance grid performance for Sun customers.

Grid is Sun’s architecture for optimizing network computing by managing many computers as one. It encompasses solutions designed and built with a common set of architectural principles.

The 20 new partners include Avaki ClearSpeed Critical Software, DataDirect Networks, DataSynapse, Dothill, Engineous, Enigmatec, Exludus, GridIron, GridXper, Level 5 Networks, Meiosys, Paremus, Pathscale, PGI, Scali, StorageTek, Streamline Computing and United Devices.

Sun launched the HPTC Alliance Partner Program launched in 2004 with an array of interconnect technology partners and a goal of providing customers with technologies covering data, compute, visualization and access to grid computing solutions.

Separately, analyst firm Frost & Sullivan chose the Sun Grid Engine to receive its 2004 Award for Excellence in Technology.

The Frost & Sullivan award acknowledges innovation in Sun’s Grid Engine Enterprise Edition software. The software is a distributed resource management system for heterogeneous, distributed environments consisting of compute, memory, and storage units, applications, licenses and data. It is designed to increase overall productivity and return on assets, as well as lower total cost of ownership.