GB200 usable HBM per accelerator from the published two-GPU superchip capacity
186 GBderived
| Value kind | derived — Derived values are guide calculations; their result is only as fixed as the stated inputs, scope, and method. |
|---|---|
| Scope | 372/2=186 GB; raw 192 GB is a different capacity boundary. |
| As of | 2026-09 |
| Source | NVIDIA — Specifications: 372 GB per two-GPU Grace Blackwell Superchip. · Specifications: 372 GB per two-GPU Grace Blackwell Superchip |
| Derivation | Published 372 GB superchip capacity / 2 GPUs = 186 GB usable HBM per GPU. |
| Review | checking…review by 2026-12-05 · standard cadence |
| Recorded changes | last 2026-09-16 |
| Claim id | part7-gb200-usable-hbm-per-gpu-2026 |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.