Pleiades (supercomputer)
Pleiades (/ˈplaɪədiːz, ˈpliːə-/) is a petascale supercomputer housed at the NASA Advanced Supercomputing (NAS) facility at NASA's Ames Research Center located at Moffett Field near Mountain View, California. It is maintained by NASA and partners Hewlett Packard Enterprise (formerly Silicon Graphics International) and Intel.
| Active | 2008 – present |
|---|---|
| Sponsors | National Aeronautics and Space Administration (NASA), USA |
| Operators | NAS, HPE |
| Location | NASA Advanced Supercomputing Division at NASA Ames Research Center, Moffett Field, California |
| Architecture | 158 HPE/SGI Altix ICE X racks (11,207 nodes), 239,616 Intel Xeon processors, InfiniBand FDR interconnect |
| Operating system | SUSE Linux Enterprise Server |
| Memory | 926 terabytes. |
| Storage | 29 petabytes (RAID) |
| Speed | 5.95 petaflops (sustained), 7.09 petaflops (peak) |
| Ranking | TOP500: 32, November 2019 |
| Legacy | Ranked Third in TOP500 LINPACK at 487 teraflops, November 2008 |
| Website | NAS Pleiades Homepage |
As of November 2019 it is ranked the 32nd most powerful computer on the TOP500 list with a LINPACK rating of 5.95 petaflops (5.95 quadrillion floating point operations per second) and a peak performance of 7.09 petaflops from its most recent hardware upgrade. The system serves as NASA's largest supercomputing resource, supporting missions in aeronautics, human spaceflight, astrophysics, and Earth science.
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