AMD's first 7nm Ryzen 4000 desktop chips bring the fight to Intel - The Verge
AMD introduces Ryzen 4000 mobile, the world's first 7nm x86 notebook processors - Neowin
First AMD Ryzen 4000 Renoir desktop APU appears on 3DMark 11 but offers lower scores than the Ryzen 7 4700U and Ryzen 7 4800U mobile APUs - NotebookCheck.net News
AMD Ryzen 9 4900HS Review | TechSpot
Lisa Su confirms AMD Ryzen 4000 chips will be “coming in early 2020” | PCGamesN
AMD Ryzen 4000 Series Test & Analysis (See comments for explanation) : r/Amd
AMD Ryzen 4000 "Vermeer" could launch in September - VideoCardz.com