SGI claims 4.35 TB memory bandwidth on Itanium 2 server
SGI said that it has built 1024-processor Altix 4700 system that has achieved a sustained memory bandwidth of 4.35 TB/s. The performance was measured through Stream Triad benchmark tests on a system that was running a single copy of Suse Linux Enterprise Server 10 and SGI’s Pro Pack 5 for Linux.
SGI said that its system was about four times faster than the previously held record of 1 TB/s, which was posted by an SGI Altix system with 512 processors. Other systems in the Stream Triad list include a NEC SX-7 with a memory performance of 851 GB/s and an HP Alpha server GS1280, which reached 421 GB/s.
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