In Pictures: The 10 mightiest supercomputers on Earth

Our look at the biggest, baddest computing machines in current use

China’s Shenzen National Supercomputing Center uses the Nebulae machine to produce 1.27 petaflop performance via 120,640 processor cores – though at 492 megaflops per watt, it’s the second-least efficient computer in the top 10.

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