# SK Hynix and SanDisk reveal first specs for High Bandwidth Flash — but don't get too excited, you probably won't be able to buy it anytime soon

> The first HBF specification defines stacks of up to 512GB with three bandwidth grades from roughly 0. 4TB/s to 3.

- **Source:** [TechRadar](https://www.techradar.com/pro/sk-hynix-and-sandisk-reveal-first-specs-for-high-bandwidth-flash-but-dont-get-too-excited-you-probably-wont-be-able-to-buy-it-anytime-soon?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a74f87af19f7fcdba7c7be9)
- **Published:** 2026-08-06
- **Category:** AI & Bots
- **Tags:** #google #nvidia #ai
- **Canonical:** http://localhost:4321/a/6a74f87af19f7fcdba7c7be9

---

_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._