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Nvidia Deepens Korea Ties as Samsung’s 2026 HBM Books Out and SK Hynix Lays Out HBM4 Timeline

New commitments signal an AI hardware supply chain increasingly anchored in South Korea.

Overview

  • Nvidia says it has delivered about 260,000 Blackwell GPUs to Korean companies and targets roughly 300,000 cumulatively over the next several years.
  • Samsung reports its high‑bandwidth memory capacity for next year is fully booked and says it is considering expanding HBM production lines.
  • Samsung indicates HBM3E sales are expanding to all customers, which industry watchers interpret as supply to Nvidia, though the company declined to confirm certification.
  • SK Hynix unveils a roadmap calling for 16‑high HBM4 between 2026 and 2028 and HBM5(E) in 2029–2031, including plans for customized HBM with logic moved onto the base die.
  • Nvidia CEO Jensen Huang urges Korea to accelerate AI infrastructure build‑out and highlights work validating Rubin chips and a new NVLink72 design that links up to 144 GPUs in one system.