Sierra supercomputer

E910070

The Sierra supercomputer is a powerful GPU-accelerated system used primarily by the U.S. National Nuclear Security Administration for advanced simulations related to nuclear stockpile stewardship and national security.

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Observed surface forms (2)

Statements (50)

Predicate Object
instanceOf GPU-accelerated supercomputer
supercomputer
acceleratorType GPU
agency National Nuclear Security Administration NERFINISHED
architecture IBM Power Systems AC922 NERFINISHED
city Livermore, California NERFINISHED
commissioned 2018
cooling liquid cooling
country United States of America
surface form: United States
CPUModel IBM Power9 NERFINISHED
CPUPerNode 2 IBM Power9 processors
designSimilarity Summit supercomputer at Oak Ridge National Laboratory NERFINISHED
energyEfficiencyList Green500 NERFINISHED
fundingAgency U.S. Department of Energy NERFINISHED
GPUModel NVIDIA Tesla V100 NERFINISHED
GPUPerNode 4 NVIDIA Tesla V100 GPUs
installationStart 2017
interconnect Mellanox EDR InfiniBand NERFINISHED
LINPACKPerformancePFLOPS 94.6
LINPACKPerformanceUnit petaflops
location Lawrence Livermore National Laboratory NERFINISHED
memoryType DDR4
High Bandwidth Memory (HBM2 on GPUs)
nodeCount ~4600
operator Lawrence Livermore National Laboratory NERFINISHED
National Nuclear Security Administration NERFINISHED
organization Lawrence Livermore National Laboratory NERFINISHED
OS Linux NERFINISHED
peakPerformancePFLOPS 125
peakPerformanceTFLOPS 125000
peakPerformanceUnit teraflops
powerSource electrical grid
primaryUse advanced physics simulations
national security simulations
nuclear stockpile stewardship simulations
program Advanced Simulation and Computing Program NERFINISHED
purpose support Stockpile Stewardship Program
relatedSystem Summit supercomputer NERFINISHED
securityDomain classified computing
status operational
systemType heterogeneous CPU-GPU system
systemVendor IBM NERFINISHED
NVIDIA NERFINISHED
top500CountryRank fastest supercomputer in the United States (June 2018)
top500List June 2018
top500Rank 2
useCase 3D weapon physics simulations
hydrodynamics modeling
materials science simulations
uncertainty quantification

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

High‑Performance Computing Center hostedSystem Sierra supercomputer
subject surface form: High-Performance Computing Center at Lawrence Livermore National Laboratory
Exascale Computing Project supportsFacility Sierra supercomputer
this entity surface form: Lawrence Livermore National Laboratory computing facilities