The world’s fastest supercomputer

IBM, Los Alamos smash petaflop barrier.

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Roadrunner is more efficient than most supercomputers, delivering 376 million calculations per watt, according to IBM. That should be enough to place Roadrunner among the most energy-efficient systems on the Green 500 list coming out later this month, IBM says. Pictured are the cooling towers at Los Alamos, which dissipate the heat generated by power-hungry supercomputers.

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The world’s fastest supercomputer

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