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  • China continues reign with top supercomputer

    China has maintained its lead in the twice-yearly ranking of the world's most powerful supercomputers, with the Chinese National University of Defense Technology's Tianhe-2 system bringing 33.86 petaflop/s (quadrillions of calculations per second) to the contest, almost twice the calculations offered by the runner up, the Titan Cray system run by the U.S. Department of Energy's Oak Ridge National Laboratory.