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A scalability Study of Columbia using the NAS Parallel Benchmarks
The Columbia system at the NASA Advanced Supercomputing (NAS) facility is a cluster of 20 SGI Altix nodes, each with 512 Itanium 2 processors and 1 terabyte (TB) of shared-access memory. Four of the nodes are organized as a 2048-processor capabilitycomputing platform connected by two low-latency ...