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At the 2012 International Supercomputing Conference, Germany, IBM's Sequoia was named the world's fastest supercomputer. Their Top 500 Supercomputer list is updated twice a year.
Sequoia is an IBM BlueGene/Q system which was installed at the Department of Energy’s National Nuclear Security Administration at the Livermore National Laboratory. In the test, Sequoia 16.32 petaflop/s on the Linpack benchmark using 1,572,864 cores. Sequoia is 55% faster than the second fastest computer in the world, Japan's K and is more energy efficient.
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