Scaling the Memory Wall: The Rise and Roadmap of HBM
SemiAnalysis deep-dives into HBM memory technology, covering HBM4 with custom base dies, KVCache offload, and disaggregated prefill decode architectures critical for AI inference scaling.
Excerpt
The first portion of this report will explain HBM, the manufacturing process, dynamics between vendors, KVCache offload, disaggregated prefill decode, and wide / high-rank EP. The rest of the report will dive deeply into the future of HBM. We will cover the revolutionary change coming to HBM4 with custom base dies for HBM, what various […]
Read at source: https://semianalysis.com/2025/08/12/scaling-the-memory-wall-the-rise-and-roadmap-of-hbm/