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Technology

HBM memory

South Korean memory champions, packaging bottlenecks, and AI accelerator demand.

⚠ Korean HBM capacity & packaging yield

Key chokepoints

  • High-bandwidth memory (HBM)Memory

    SK hynix and Samsung dominate leading-edge HBM supply while qualification cycles keep alternate volume limited.

    Related tickers: 000660.KS, 005930.KS

  • HBM stacking & packagingPackaging

    Thermal constraints and packaging yield losses cap how fast HBM supply can expand.

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