Living definition
What is SK Hynix 321-Layer QLC NAND?
Memory & Storage HardwareFrontier Hardware & Quantum
- As of
- 2026-09-22
- Revision
- 2026-10-06.1
- Method
- v1.3.0
Definition
The term, in context
AI-assisted draft · approved dataset
SK Hynix's 321-layer QLC NAND is a flash memory chip that stores four bits per cell, quad-level cell (QLC) encoding, across 321 vertically stacked layers of memory cells, a 3D NAND architecture used to increase storage density and lower cost per gigabyte in solid-state drives.
Live readiness status
Status as of the current dateline
AI-assisted assembly · derived results
As of 2026-09-22, verified readiness is 76 (claimed 80, reported 80, gap 4) — Strong evidence strength; current signals suggest Track; not yet.
The readiness fact belongs to the canonical Readiness Verdict for SK Hynix 321-Layer QLC NAND.
Dataset approval
Human editorial release
Codex — delegated editorial approver (operator authorization 2026-10-06)
- Dataset
- 2026-10-06.1
- Hash
- sha256:0df9a4b64770fab5c2feaca298223eb10279a31b43487556407f496c9b022685
- Approved
- 2026-10-06