Noctua 2
Noctua 2 was inaugurated on April 29, 2022. It is the first NHR HPC system in Paderborn.
Technical description
The overall setup of the Noctua 2 supercomputer with insights into the operation of the cluster from a hardware, software and facility perspective is described in the Noctua 2 paper.
System | Atos BullSequana XH2000 |
Processor Cores | 143.872 |
Total Main Memory | 347,5 TiB |
Floating-Point Performance | CPU: 5.4 PFLOPS DP Peak (4.19 PFlop/s Linpack) GPU: 2.49 PFLOPS DP Tensor Core Peak (ca. 1.7 PFlop/s Linpack) |
Cabinets | 12 racks - direct liquid cooling, 7 racks - air cooling, four of them with active backdoor cooling |
Compute Nodes | 990 nodes, each with
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Compute Nodes (Large Memory) | 66 nodes, each with
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Compute Nodes (Huge Memory) | 5 nodes, each with
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GPU Nodes | 32 nodes, each with
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NVIDIA DGX-A100 | one node
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FPGA Nodes | 36 FPGA nodes, each with
80 FPGA cards
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Communication Network CPUs | Mellanox InfiniBand 100/200 HDR, 1:2 blocking factor |
Communication Network FPGAs | Application-specific interconnect
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Storage System | DDN Exascaler 7990X with NVMe accelerator Lustre File System with 6 PB capacity |
Documentation
For detailed documentation, available file systems and software, please refer to our technical documentation wiki.