HLRE-4 Levante
The fourth High Performance Computer System for Earth System Research (HLRE-4) "Levante" consists of the BullSequena supercomputer with third-generation AMD EPYC processors by Atos, GPUs by Nvidia, high-performance network switches using NVIDIA Mellanox InfiniBand HDR 200G technology, as well as components for data storage by DDN. Its name Levante is also being used for a warm wind of strength 3 to 5, which often follows the French wind Mistral.
https://www.dkrz.de/en/systems/hpc
https://www.dkrz.de/en/systems/hpc/hlre-4-levante/@@download/image/Levante_02_2022__B_768.jpg
Facts about Levante
- Installation in 2021-2022
- Vendor: Atos
- Model: Atos BullSequana XH2000
- About 390.000 processor cores in total
- HDR Infiniband network
- NVIDIA Mellanox InfiniBand HDR 100G/200G
- Bandwidth per node: 100 GBit/s
- Disk storage: 130 Petabyte (Lustre) by DDN
CPU partition
- 2,982 compute nodes
- 2,670 nodes with 2 AMD 7763 processor each (equipped with standard main memory 256 Gigabyte)
- 294 nodes with 2 AMD 7763 processor each (equipped with more main memory 512 Gigabyte)
- 18 nodes with 2 AMD 7763 processor each (equipped with fat memory 1,024 Gigabyte)
- peak performance: 14 PetaFLOPS
- main memory (total): 852 Terabyte
GPU partition
- 60 GPU nodes each equipped with
- 2 AMD 7763 CPUs (main memory 512 Gigabyte)
- 4 Nvidia A100 GPUs (56 nodes with 80 Gigabyte GPU memory, 4 nodes with 40 Gigabyte GPU memory)
- peak performance: : 2.8 PetaFLOPS
- main memory: approx. 30 Terabyte
- graphics memory: approx. 5 Terabyte
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