Tuesday, June 22, 2010

Tsubame 2.0 - 2,39 Petaflops

The computation capacity of the system is 2.39 PFLOPS (petaflops, double-precision value), which ranks second in the "Top500," a ranking of supercomputers, as of June 2010.
The backbone of the supercomputer system consists of 2,816 units of Intel Corp's "Xeon 5600" microprocessor (developing code: Westmere-EP), which has six cores and operates at a frequency of 2.93GHz, and 4,224 units of Nvidia Corp's "Tesla M2050" GPU.  The university structured a multilevel storage using not only DRAMs such as DDR3 but also SSDs (solid state drives) composed of flash memories. While the total memory capacity of the backbone system's DRAMs is 80.6 Tbytes for microprocessors and 12.7 Tbytes for GPUs, the total memory capacity of the SSDs is 173.9 Tbytes.

"We are aiming at around 30 PFLOPS, but the power consumption of the Tsubame 3.0 (2014 -2015) will be equivalent to or less than that of the Tsubame 2.0," he said.

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