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Samsung and SK hynix have developed Heat Path Block (HPB) and Integrated HBM (iHBM) architectures, respectively, to address the growing thermal challe...

What happened

Samsung and SK hynix are developing HPB and iHBM architectures to address thermal challenges in HBM, with feasibility expected to begin with HBM4e and commercialization likely with HBM5.

Impact and signal

Low impactImpact score: 10/100

Affected components and suppliers

HBM

Samsung Electronics SK hynix

R&DHBMThermal Management

Source and time

Source: TrendForce Official (Market Data) · 6/4/2026 · View original source

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Samsung and SK hynix have developed Heat Path Block (HPB) and Integrated HBM (iHBM) architectures, respectively, to address the growing thermal challe...

What happened

Impact and signal

Affected components and suppliers

Source and time

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