Inside AMD Helios at Advancing AI 2026. AMD had a compute tray stripped to the bare board: four Instinct MI455X GPUs and one 96-core EPYC Venice per tray, 18 trays to a rack. That is 72 GPUs, 432GB of HBM4 each, 2.9 exaFLOPS of FP4, all liquid-cooled on copper cold plates. Full teardown and numbers on StorageReview.com. #AMD #AI #DataCenter