DSAI Hardware Summary
The DSAI cluster is a high-performance computing (HPC) system operated by ARCH at Johns Hopkins University. As of 2025, the DSAI Cluster consists of:
8,960 CPU cores across 80 CPU nodes
15 8-way nodes with NVIDIA A100 (80GB) GPUs
32 4-way nodes with NVIDIA H100 GPUs
8 8-way nodes with NVIDIA L40S GPUs
5 PB of WEKA storage (backed by a parallel file system)
The following table summarizes the current node types available in the DSAI cluster:
Partition |
# Nodes |
CPU Cores / Node |
Memory Per Core (MB) |
GPUs Per Node |
Time Limit |
Features |
|---|---|---|---|---|---|---|
CPU |
80 |
108 |
4,000 |
N/A |
72:00:00 |
Intel Xeon Platinum 8480+ 56 Core |
l40s |
8 |
124 |
6,000 |
8 |
72:00:00 |
Nvidia L40S 48GB GPUs, AMD EPYC 9534 64 Core |
a100 |
15 |
92 |
10,000 |
8 |
72:00:00 |
Nvidia A100 80GB GPUs, AMD EPYC 7443 24 Core |
h100 |
16 |
120 |
12,000 |
4 |
72:00:00 |
Nvidia H100 80GB GPUs, AMD EPYC 9534 64 Core |
NVL |
16 |
124 |
12,000 |
4 |
72:00:00 |
Nvidia H100-NVL 96GB GPUs, AMD EPYC 9534 64 Core |
Total system core count: 20,676 cores across 135 nodes Total system GPU count: 64 L40S, 120 A100, 64 H100, 64 H100-NVL GPUs
Note
Node specifications may change as new hardware is integrated into the cluster.