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Exclusive Inside Look at First US Exascale Supercomputer
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Frontier blade with diagram on display (yes, they all have diagrams) Whitt: Sure. These are HPE Cray EX systems. We have 74 cabinets of this — 9,408 nodes. Each node has one CPU and four GPUs. The GPUs are the [AMD] MI250Xs. The CPUs are an AMD Epyc CPU. It's all wired together with the high-speed Cray interconnect, called Slingshot. And it's a water-cooled system. We started getting hardware last October.
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