Standard · Standards & Organisations
JESD235 (JEDEC High Bandwidth Memory DRAM Standard)
The JEDEC standard defining High Bandwidth Memory, a stack of DRAM dies connected by through-silicon vias to a wide, relatively slow interface placed beside the processor on an interposer.
It specifies channel structure, signalling and stack configurations.
- Also known as
- HBM, HBM2E
- Type
- Standard
- Domain
- Standards & Organisations, Memory & device standards
Notes
JESD235 covers HBM through HBM2E; later generations were published as separate JEDEC documents as the interface changed.
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