AMD to Support Zen 3 and Ryzen 4000 CPUs on B450 and X470 Motherboardshttps://www.anandtech.com/show/15807/amd-to-support-zen-3-and-ryzen-4000-cpus-on-b450-and-x470-motherboards by jagger27 • 6 years ago 4 0 6 years agoANanandtech.com