{"data":{"slug":"amd-mi300a","etype":"chip","name":"AMD Instinct MI300A","cat":"APU","subtitle":"CPU and GPU on one package with unified HBM — the chip inside El Capitan.","summary":"The MI300A fuses 24 Zen 4 CPU cores and CDNA3 GPU compute onto one 3D-stacked package sharing 128 GB of HBM3 — no PCIe hop, no separate memory pools. It powers El Capitan at Lawrence Livermore, the world's fastest disclosed supercomputer on the November 2024 TOP500 list.","attrs":[{"g":"Overview","l":"Designer","v":"AMD"},{"g":"Overview","l":"Architecture","v":"CDNA 3 + 24 Zen 4 cores"},{"g":"Overview","l":"Announced","v":"Launched December 2023"},{"b":"Vendor spec","g":"Manufacturing","l":"Foundry / process","v":"TSMC N5 compute / N6 base dies, 3D-stacked"},{"b":"Vendor spec","g":"Manufacturing","l":"Transistors","v":"146 billion"},{"b":"Vendor spec","g":"Memory","l":"Memory","v":"128 GB HBM3, unified CPU+GPU"},{"b":"Vendor spec","g":"Memory","l":"Memory bandwidth","u":"TB/s","v":"5.3"},{"b":"Vendor spec","g":"Power","l":"TDP","u":"W","v":"550–760"}],"kf":{"node":"TSMC N5/N6","year":2023,"class":"APU","tdp_w":760,"mem_bw":5.3,"memory":"128 GB HBM3 (unified)","designer":"AMD"},"aliases":["MI300A","APU"],"ticker":null,"exchange":null,"hq":null,"founded":null,"website":null,"status":"Shipping","region":null,"asof":"2026-01-15","sources":[{"url":"https://www.amd.com/en/products/accelerators/instinct.html","label":"AMD Instinct accelerators"}]},"meta":{"found":true,"count":1,"served_from":"site cache (no live upstream calls)","as_of":"2026-10-14T09:50:19+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."}}