The following are technical specifications for Pitzer.
| Pitzer SYSTEM (2018) | Pitzer SYSTEM (2020) | |
|---|---|---|
| NUMBER OF NODES | 260 nodes | 398 nodes |
| NUMBER OF CPU SOCKETS | 528 (2 sockets/node for standard node) | 796 (2 sockets/node for all nodes) |
| NUMBER OF CPU CORES | 10,560 (40 cores/node for standard node) | 19,104 (48 cores/node for all nodes) |
| CORES PER NODE | 40 cores/node (80 cores/node for Huge Mem Nodes) | 48 cores/node for all nodes |
| LOCAL DISK SPACE PER NODE |
850 GB in /tmp |
1 TB for most nodes 4 TB for quad GPU 0.5 TB for large mem
|
| COMPUTE CPU SPECIFICATIONS |
Intel Xeon Gold 6148 (Skylake) for compute
|
Intel Xeon 8268s Cascade Lakes for most compute
|
| COMPUTER SERVER SPECIFICATIONS |
224 Dell PowerEdge C6420 32 Dell PowerEdge R740 (for accelerator nodes) 4 Dell PowerEdge R940 |
352 Dell PowerEdge C6420 42 Dell PowerEdge R740 (for dual GPU nodes) 4 Dell Poweredge c4140 (for quad GPU nodes)
|
|
ACCELERATOR SPECIFICATIONS |
NVIDIA V100 "Volta" GPUs 16GB memory |
NVIDIA V100 "Volta" GPUs 32GB memory for dual GPU NVIDIA V100 "Volta" GPUs 32GB memory and NVLink for quad GPU |
| NUMBER OF ACCELERATOR NODES |
32 total (2 GPUs per node) |
42 dual GPU nodes (2 GPUs per node) 4 quad GPU nodes (4 GPUs per node) |
| TOTAL MEMORY | ~ 67 TB | ~ 95 TB |
| MEMORY PER NODE |
192 GB for standard nodes 384 GB for accelerator nodes 3 TB for Huge Mem Nodes |
192 GB for standard nodes 384 GB for dual GPU nodes 768 GB for quad and Large Mem Nodes |
| MEMORY PER CORE |
4.8 GB for standard nodes 9.6 GB for accelerator nodes 76.8 GB for Huge Mem |
4.0 GB for standard nodes 8.0 GB for dual GPU nodes 16.0 GB for quad and Large Mem Nodes |
| INTERCONNECT | Mellanox EDR Infiniband Networking (100Gbps) | Mellanox EDR Infiniband Networking (100Gbps) |
| LOGIN SPECIFICATIONS |
4 Intel Xeon Gold 6148 (Skylake) CPUs
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| SPECIAL NODES |
4 Huge Memory Nodes
|
4 quad GPU Nodes
12 Large Memory Nodes
|