HC34-T1: CXL

Tutorial 1, Hot Chips 34 (2022), Sunday, August 21, 2022.
Chair: Nathan Kalyanasundharam, CXL Board & AMD
This tutorial describes the latest CXL protocols for interconnecting CPU core chiplets with device chiplets in tightly-coupled systems such as multi-chiplet packages.
CXL overview and evolution
Ishwar Agarwal, Intel
CXL2/CXL3 coherency deep dive
Robert Blankenship, Intel
Memory use cases and challenges
Prakash Chauhan, Meta, and Mahesh Wagh, AMD
CXL3 Fabric introduction & use cases
Tony Brewer, Micron, and Nathan Kalyanasundharam, AMD