{"data":{"slug":"hbm3","etype":"tech","name":"HBM3","cat":"Memory","subtitle":"The H100/MI300X generation: ~0.8 TB/s per stack.","summary":"HBM3 roughly doubled HBM2E bandwidth (6.4 Gb/s per pin, ~819 GB/s per stack) and enabled the 80–192 GB accelerators of the ChatGPT era. SK hynix led qualification at NVIDIA, cementing its market lead.","attrs":null,"kf":null,"aliases":["HBM 3"],"ticker":null,"exchange":null,"hq":null,"founded":null,"website":null,"status":null,"region":null,"asof":"2026-01-15","sources":[{"url":"https://www.jedec.org/","label":"JEDEC"}]},"meta":{"found":true,"count":1,"served_from":"site cache (no live upstream calls)","as_of":"2026-10-14T07:38:15+00:00","disclaimer":"Research and information only — not investment advice. Structured records carry basis labels (vendor spec / reported / estimate); market quotes are delayed/indicative.","attribution":"Records compiled from vendor documentation, official filings and reputable public reporting; market quotes via financial data providers. See /data-sources."}}