Over at Forward Thinking, Michael J. Miller writes that the top system on the Green500 achieved an amazing 2.5 gigaflops per watt.
This time, the top system is a relatively small cluster (#253 on the TOP500 list), the Beacon system run by the National Institute of Computational Science and the University of Tennessee. It is built using Appro’s GreenBlades, each running 2.6GHz Xeon E5-2670 processors (8 cores/16 threads) and Xeon Phi 5110P co-processors, using Infiniband FDR interconnects.
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