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Microsoft breaks petaflop barrier, loses Top 500 spot to Linux

Nov 15, 2010, 17:02 (5 Talkback[s])
(Other stories by Jon Brodkin)

"Microsoft says a Windows-based supercomputer has broken the petaflop speed barrier, but the achievement is not being recognized by the group that tracks the world's fastest supercomputers, because the same machine was able to achieve higher speeds using Linux.

"It's an interesting story that demonstrates Microsoft's improving ability to run high-performance applications, while also giving Linux fans reason to smile.

"The petaflop barrier was first broken in June 2008, when IBM and Los Alamos achieved a long-sought goal in the supercomputing industry, by building a Linux-based machine that could perform one thousand trillion calculations per second, a remarkable speed known as a "petaflop."

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