In yesterday’s post, I promised to dish on what I learned about the new #1 Top500 supercomputer, Sequoia, from the IBM and Lawrence Livermore National Labs folks who built it. Sequoia is built around IBM’s Power6 CPU and BlueGene-Q architecture. This CPU has 18 cores on a chip, with one core dedicated to running Linux, one core for a spare, and 16 cores dedicated for computation. The CPUs are clocked at a conservative 1.6 GHz and are water-cooled. The CPUs are assembled onto a module...
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