13 Nov '17, 8pm

Two Different Top500 Supercomputing Benchmarks Show Two Different Top Supercomputers

Two Different Top500 Supercomputing Benchmarks Show Two Different Top Supercomputers

So are the LINPACK (HPL) results or the HPGC results more representative of real-world operations? Experts regard them as “bookends,” bracketing the range users of these supercomputers can expect to experience. I don’t have statistics to back me up, but I suspect the distribution is skewed closer to the HPGC side of the shelf. If that’s true, maybe the TOP500 organization should be using HPGC for its main ranking. That would be more logical, I suppose, but I expect the organizers would be reluctant to do that, given people’s hunger for big numbers, now squarely in the petaflop range for supercomputers and soon to flirt with exaflops.

Full article: https://spectrum.ieee.org/tech-talk/computing/hardware/tw...

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