Got MSI B450 Mobo with "AMD Ryzen 3000 desktop ready" out of the box : r/Amd
BIOSTAR confirms Zen 2 CPU support on current-gen AM4 boards
Gigabyte B450M DS3H V2 B450M DS3H Motherboard CPU AM4 AMD Ryzen DDR4 Gaming LAN – ASA College: Florida
Which motherboards are the best choices for the new Ryzen 3000 series CPUs? - Quora
Asrock B450m Steel Legend came with a Ryzen 3000 ready bios out of the box from Amazon. : r/Amd
TUF GAMING B450M-PLUS II|Motherboards|ASUS Global
Amazon.com: MSI Performance Gaming AMD Ryzen 1st, 2nd, and 3rd Gen AM4 M.2 USB 3.2 Gen 2 DDR4 HDMI Display Port Wi-Fi ATX Motherboard (B450 Gaming PRO Carbon MAX WiFi) : Everything
1st AMD APU Build for Productivity and Light Gaming by luckystryker - AMD Ryzen 3 3200G, Aerocool Cylon ATX Mid Tower - PCPartPicker