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German Climate Computing Center

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German Climate Computing Center

The German Climate Computing Center (DKRZ) is a national service facility dedicated exclusively to climate and earth system research in Germany. It is a non-profit, non-commercial company with limited liability and four shareholders:
  • the Max Planck Society
  • the Free and Hanseatic City of Hamburg represented by the University of Hamburg
  • the Helmholtz-Zentrum Geesthacht, Centre for Materials and Coastal Research and
  • Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research.

HPC Expertise

DKRZ as a domain-specific high performance computing center offers scientists access to HPC resources, enabling them to simulate the most important processes in the climate system including interactions between atmosphere, ocean and the land´s surface as well as to compute future scenarios.
  • access to high performance computers
  • domain-specific support for programming and optimization of climate models
  • data archive and sophisticated management of very large amounts of data
  • support with analysis and archiving of climate data
HPC Server
HLER-3 "Mistral" im Vollausbau

Mistral (HLRE-3) - Bull bullx DLC B720, bullx

since May 2015 - learn more - Top500.org
Ebene 2 - Cluster MPP-System GPU-Knoten
3.590 TFlop/s
peak performance
3.102 nodes
FDR-Infiniband, Mellanox FDR IB
230 TB
main memory
93.000 CPU cores

HPSS - High Performance Storage System

  • 8x StorageTEK SL8500
  • 190.000 TB tape storage
  • 18 GB/s bidirectional bandwidth
  • 8 robot arms per tape library
  • 65 tape drives
  • 75.000 magnetic cartridges

Deutsches Klimarechenzentrum GmbH (DKRZ)
Bundesstraße 45a
20146 Hamburg