HBM3E stacks
HBM3E powers NVIDIA H200, Blackwell and AMD MI350: 24GB and 36GB stacks at 9.2 to 9.6 Gb/s and about 1.2 TB/s, with every confirmed design-in.
All figures describe one stack. Historical catalog bins and planned configurations retain their source status.
| SK hynix HBM3E 48GB | SK hynix1 | HBM3E1 | 161 | 481 | — | — | Demonstrated2 | 2026-11-11 |
|---|---|---|---|---|---|---|---|---|
| Micron HBM3E 36GB | Micron1 | HBM3E1 | 121 | 361 | Over 9.21 | Over 1,2001 | Production reported3 | 2026-11-11 |
| Samsung HBM3E 36GB | Samsung1 | HBM3E1 | 121 | 361 | Up to 9.21 | Up to 1,1801 | Catalogued1 | 2026-11-11 |
| SK hynix HBM3E 36GB | SK hynix1 | HBM3E1 | 121 | 361 | At least 9.61 | At least 1,2301 | Production reported2 | 2026-11-11 |
| Micron HBM3E 24GB | Micron1 | HBM3E1 | 81 | 241 | Over 9.21 | Over 1,2001 | Production reported3 | 2026-11-11 |
| Samsung HBM3E 24GB | Samsung1 | HBM3E1 | 81 | 241 | Up to 9.21 | Up to 1,1801 | Catalogued1 | 2026-11-11 |
| SK hynix HBM3E 24GB | SK hynix1 | HBM3E1 | 81 | 241 | At least 9.61 | At least 1,2301 | Production reported2 | 2026-11-11 |
Field definitions and evidence policy · Complete dataset with provenance