HBMsuppliers

Teradyne

Supplies a tester for HBM base dies and stacks before and after singulation. Its published interface speed is a tester specification, measured differently from memory pin speed.

Test

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Facts

Source per value
Supply-chain roleEditorial grouping of the documented product or process; groups are not interchangeable suppliers.
Test 1
Reference product / platformA named product, platform or material checked in the linked source; not an exhaustive catalogue.
Magnum 7H 1
Process / serviceThe manufacturing, packaging or test step explicitly described by the source.
Base-die wafer test; pre/post-singulated stack test 1
Published capabilityA product-specific capability or specification. Test speeds, defect sizes and memory bandwidth are different measures.
Up to 4.5 Gbps; 9,216 digital pins and 2,560 power pins 1
HBM generations / scopeOnly generations explicitly documented in the cited source. Application or roadmap scope is labelled.
HBM3; HBM3E; HBM4; HBM4E 1
Reference stack capacity GBCapacity of the named reference memory stack, not monthly output or a supplier maximum.
Not published
Reference stack layers layersDRAM die count in the named reference stack. Future roadmap heights are excluded.
Not published
Named platform / customerOnly an explicitly disclosed platform relationship; designed-for statements are labelled.
Not published
Supply-capacity disclosureDated public production-capacity disclosure or plan. Not available allocation, inventory or a lead-time estimate.
Not published
Market share (scope and period)Published research or filing estimate with its market, metric and period. Rounded shares need not sum to 100%; not a current allocation measure.
Not published
HBM base-die logicDisclosed base-die foundry or process for a named generation. Collaboration announcements retain their status and date.
Not published
Named ecosystem partnersDisclosed development or manufacturing partners; a partnership is not a customer supply contract.
Not published

Sources

  1. Teradyne: Magnum 7H HBM test platform accessed 2026-11-11
HBM test systems and probe cards

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