June 23, 2020
by sjvn01
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For years, x86 processors and Linux have ruled supercomputing. Linux still runs 500 out of the TOP500 supercomputers in the world. For just about as long, x86 CPUs have dominated supercomputers — until now. On June 22, Japan’s Fugaku supercomputer, powered by Fujitsu‘s 48-core … Continue reading
July 29, 2013
by sjvn01
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In the latest Top500 supercomputer rankings, 476 of the top 500 fastest supercomputers, 95.2 percent, in the world run Linux. Linux has ruled supercomputing for years. But, it wasn’t always that way. 20 great years of Linux and supercomputers. More … Continue reading
July 23, 2013
by sjvn01
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Linux is the top supercomputer operating system. But while you can build your own Linux supercomputer using commercial off-the-shelf (COTS) products, even with just Raspberry Pi boards, these don’t natively support massively parallel computing — the cornerstone of modern supercomputing. … Continue reading
July 12, 2013
by sjvn01
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Anyone who programs for high-performance computing (HPC) knows that what works for standard computing doesn’t work for supercomputers. Now, with exascale supercomputers, which will be able to do a quintillion (1018 or 1,000 quadrillion) floating point operations per second, in … Continue reading
July 10, 2013
by sjvn01
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In the beginning of supercomputer performance measurement there was Linpack. This benchmark, the gold standard for measuring high-performance computing, has been the basis for the TOP500 supercomputer ranking list since 1993. Now, Jack Dongarra, distinguished professor of computer science at … Continue reading
June 18, 2013
by sjvn01
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The June 2013 TOP500 supercomputer list is in and 476 of the top 500 fastest supercomputers in the world run Linux. Linux continues to rule supercomputers. More >