NERSC Resource Summary
NERSC Computational Systems
System Name | System Type | Processor Type | Computational Pool | Node Interconnect | Scratch Disk | Avg. Power (KW) | ||
---|---|---|---|---|---|---|---|---|
Nodes | Peak Performance (PFLOPS) | Aggregate Memory | ||||||
Perlmutter | HPE Cray EX | GPU node: AMD Milan and NVIDIA A100 | 1,536 | CPU: 3.9 GPU: 59.9 (TF32 Tensor: 958.1) |
624 TB | Slingshot/ Dragonfly | 35 PB | - |
CPU node: AMD Milan | - | - | - | |||||
Cori (retired) | Cray XC40 | Intel Haswell | 2,388 | 2.8 | 298.5 TB | Aries/ Dragonfly | 28 PB and 1.8 PB Burst Buffer | 4,200 |
Intel KNL | 9,688 | 29.5 | 1.06 PB |
Perlmutter was installed in two phases. Phase 1 included GPU compute nodes. Phase 2 added CPU-only nodes.
NERSC Data Storage Resources
File System | Type | Medium |
---|---|---|
Global Homes | IBM Spectrum Scale | Disk |
Community | IBM Spectrum Scale | Disk |
Common | IBM Spectrum Scale | Disk + SSD |
Perlmutter SCRATCH | Lustre | SSD |
Cori SCRATCH (retired) | Lustre | Disk |
Cori Burst Buffer (retired) | DataWarp | SSD |
Archive (HPSS) | HPSS | Tape + Disk |