The Definitive Guide toAI Data Centers
Ask the GuideAboutAccount
Guide › Numbers register › Claim

Slurm block size for one NVL72 NVLink domain in topology.yaml (topology/block plugin)

18 nodesobserved

Value kindobserved — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range.
ScopeGB200 NVL72 with 18 four-GPU compute trays. Other NVL72 generations and partial racks declare their own block size.
As of2026-05
SourceNVIDIA Developer — Slurm block scheduling on GB200 NVL72
Reviewchecking…review by 2027-05-07 · standard cadence
Recorded changeslast 2026-10-16 · 2 revisions tracked
Claim idslurm-block-size-for-one-nvl72-nvlink-domain-in

Where the guide uses it

← Full numbers register — every date-stamped figure in the guide, with revision history.