Specifications
Sourced specs
| Spec | Value | Source |
|---|---|---|
| Capacity | 36GB per stack (12-Hi, 12 x 3GB DRAM dies) | via news.skhynix.com ↗2024-09-26 |
| Speed | 9.6 Gbps per pin | via news.skhynix.com ↗2024-09-26 |
| Memory bandwidth | ~1.2 TB/s per stack (1024-bit interface at 9.6 Gbps) | via en.wikipedia.org ↗2024-09 |
| Packaging | Advanced MR-MUF; dies 40% thinner, same stack height as 8-Hi; ~10% better heat dissipation | via news.skhynix.com ↗2024-09-26 |
| Process node | 1b-nm class DRAM (not confirmed in SK hynix press release) | via en.wikipedia.org ↗2024-09 |
| 2026 contract repricing | Supply contracts for 2026 deliveries repriced up ~20% on Nvidia H200 / ASIC demand | via biz.chosun.com ↗2025-12-24 |
Pricing
Price history, newest first
Step chart of per-unit observations (system and order totals stay in the table). The line is drawn in USD at each observation year's average FX rate so mixed-currency histories read as one trend; hover any point for the price exactly as reported.
| Date | Price | Type | Source | Confidence |
|---|---|---|---|---|
| 2026-08 | ~$300 per stackFactory-gate estimate ~$8.33/GB for 36GB HBM3E 12-Hi; consistent with TrendForce commentary that HBM3E carried a >4x premium over server DDR5 in 2025 | Analyst estimate | via Silicon Analysts HBM pricing tracker ↗ | low |
| 2026-08 | ~$13.9K per stack (1-9 units, spot/gray market)Reseller spot listing, far above OEM contract levels; reflects extreme scarcity of loose HBM stacks, not contract pricing | Reseller listing | via MegaGrid Supply ↗ | low |
| 2026-07-12 | ~$2 per Gb (HBM3E, 2H 2026 market level)HBM3E reported at $1.5-1.6 per Gb in 2H 2026; expected to rise further in 2027 | Reported contract | via Digitimes via Seoul Economic Daily ↗ | medium |
vendor-official or multiple independent reports · single major report or several secondary · estimate or lone secondary source
Prices in USD, converted at each observation year's average exchange rate; the original figure and rate print under every converted price. How prices are sourced and graded ↗
Context
Notes
- Per-stack contract pricing is not publicly disclosed by SK hynix; observations are market-level estimates and industry reports
- Volume production of the world's first 12-layer HBM3E announced 2024-09-26
Where it sits
In the stack
All specs and prices link to their original sources, dated as observed. Figures are market observations, not offers; treat each as of its date.