Session 5, Hot Chips 2025, Tuesday, August 26, 2025.
Chair: Borivoje Nikolic, UC Berkeley
Celestial AI Photonic Fabric Module (PF Module) - The world’s first SoC with in-die Optical IO
Phil Winterbottom, Celestial AI
A UCIe Optical I/O Retimer Chiplet for AI Scale-up Fabrics
Vladimir Stojanovic, Ayar Labs
Passage M1000: 3D photonic interposer for AI
Darius Bunandar, Lightmatter
Co-Packaged Silicon Photonics Switches for Gigawatt AI Factories
Gilad Shainer, NVIDIA
