Oak Ridge Supercomputer Is the World's Fastest for Science

A Cray XT high-performance computing system at Oak Ridge National Laboratory is the world's fastest supercomputer for science. The Cray XT, called Jaguar, has a peak performance of 1.64 petaflops, (quadrillion floating point operations, or calculations) per second, incorporating 1.382 petaflops XT5 and 266 teraflops XT4 systems.

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