HBM4 — storyline
Every Silicon Analysts market-intelligence brief on HBM4, newest first — each sourced and dated. The arc, not a disconnected feed.
- HighPackagingJul 25, 2026
Nvidia-SK Hynix & Samsung-Broadcom Lock In $950B HBM Supply Agreements, Securing Next-Gen Memory Pipeline Through 2030
Nvidia and SK Group have announced a $500B+ strategic initiative that includes a long-term HBM supply partnership with SK Hynix covering HBM4 memory for Vera Rubin-generation AI accelerators, with first AI data center deployment targeted for 2027; separately, Samsung Electronics signed a $200B collaboration with Broadcom spanning memory, foundry, and advanced packaging through 2030. Combined, South Korea's presidential adviser confirmed the two Korean memory giants have committed to $950B in memory supply partnerships with U.S. big tech — $750B from SK Hynix and $200B from Samsung — representing the most significant multi-year HBM supply lock-in ever disclosed publicly.
- HighMemoryJun 25, 2026
SK Hynix Reported to Begin HBM4 Sampling to Lead AI Customer
SK Hynix is reported to have started HBM4 sampling to its lead AI-accelerator customer ahead of schedule, reinforcing its front-runner position into the next memory generation.
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