This video is about: DDR4 Layout, DDR4 Power Planes, Tabbed Routing, 90A (MAX 255A) Power Supply Planes, CPU Decoupling, Non PCB Components
Project Olympus:
https://www.opencompute.org/wiki/Server/ProjectOlympus
Files – Olympus Intel:
http://files.opencompute.org/oc/public.php?service=files&t=e969672c57d6e17647adea54f2c3e5a7&download