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U.S. Department of Energy
Office of Scientific and Technical Information

Evaluating Trade-offs in Potential Exascale Interconnect Technologies

Technical Report ·
DOI:https://doi.org/10.2172/1592888· OSTI ID:1592888
 [1];  [1];  [1];  [2];  [2];  [1];  [1];  [3];  [1];  [4]
  1. Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
  2. Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)
  3. Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
  4. Sandia National Lab. (SNL-CA), Livermore, CA (United States)
This report details work to study trade-offs in topology and network bandwidth for potential interconnects in the exascale (2021-2022) timeframe. The work was done using multiple interconnect models across two parallel discrete event simulators. Results from each independent simulator are shown and discussed and the areas of agreement and disagreement are explored.
Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States); Sandia National Laboratories (SNL-NM), Albuquerque, NM (United States); Sandia National Laboratories, Livermore, CA
Sponsoring Organization:
USDOE Office of Science (SC), Advanced Scientific Computing Research (ASCR) (SC-21); USDOE National Nuclear Security Administration (NNSA)
DOE Contract Number:
AC04-94AL85000; AC52-07NA27344; NA0003525
OSTI ID:
1592888
Report Number(s):
SAND--2019-15168R; 682118
Country of Publication:
United States
Language:
English

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