CLUSTERATLAS
A field guide to supercomputing

ABCI-Q

National Institute of Advanced Industrial Science and Technology (AIST)

CPU Accelerator Interconnect
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ABCI-Q node architecture

ABCI-Q is operated by National Institute of Advanced Industrial Science and Technology (AIST) in Japan. This profile covers Ranked system / partition.

Cluster interconnect: Infiniband NDR. Topology: Not verified.

Supermicro SYS-221GE-TNHT-LCC · public profile

Node count
Not verified
CPU
Intel Xeon Platinum 8558 48C 2.1GHz
CPUs per node
Not verified
Accelerator
NVIDIA H100 SXM5 80GB
Physical accelerators per node
Not verified
Host / unified memory
Not verified
Accelerator memory
Not verified
Local accelerator links
Not verified
CPU-to-accelerator link
Not verified
Storage
Not verified

Scope and uncertainty

Partial public profile: processor and fabric follow the TOP500 submission. Node count, socket count, memory and on-node wiring are not assumed from the server model or benchmark core count. This entry describes the ranked system or partition, not every resource operated at this site.

Not verified means a detail has not been confirmed in this catalog. Diagrams are schematic; node indices are illustrative, not physical hostnames. Data checked 14 September 2026.

Sources

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Data & sources