HBM4E
Sample shipments were completed in the first half of 2026. No volume date is given yet.
What it is
The next HBM generation after HBM4. SK hynix completed sample shipments in the first half of 2026 and has not announced a mass-production date.
Why it matters to the stock. The next HBM generation decides which GPU and accelerator platforms SK hynix supplies in 2027 and later, and it is a key test of its HBM lead against rivals.
News
SK hynix shows Vera Rubin-linked HBM4 and SOCAMM2 at TSMC OIP and wins TSMC partner award
At the TSMC OIP Conference in Santa Clara on September 23, SK hynix displayed a Nvidia Vera Rubin superchip setup with 12-layer 36GB HBM4 and 96GB SOCAMM2 modules mounted on it.
Product