ASUS Announces UEFI BIOS Support for AMD Ryzen 7 5800X3D and new AMD Ryzen 5000 Series and 4000 Series CPUs for ASUS AM4 X570, B550, X470, B450, X370, A320 motherboards* 123 motherboards
AMD to Support Zen 3 and Ryzen 4000 CPUs on B450 and X470 Motherboards
MAXSUN A520 M-ATX Motherboard AMD AM4 Zen 3, DDR4, PCIe3.0 x16, SATA 6Gb/s, M.2, USB 3.1, HDMI/VGA for All Ryzen 1000-4000 Series CPU and Ryzen 5000 Series Without Internal GPU
B450M DS3H (rev. 1.x) Key Features | Motherboard - GIGABYTE Global
AMD Brings Official Ryzen 5000 Support to 300-series Chipset Motherboards Circa 2016 | TechPowerUp
AMD Zen 3 CPUs will only be compatible with 500-series motherboards | PC Gamer
AMD Budget-Aimed A520 mATX & Mini-ITX Motherboards From ASRock Leak Out, Designed For Budget Ryzen 3000 & Ryzen 4000 CPUs
AMD Ryzen 4000 Zen 3 will be compatible with Socket AM4, but it is end of the road for X470, B450, and below motherboard owners - NotebookCheck.net News
AMD B550 für Ryzen 4000: Mittelklasse-Mainboard mit PCIe 4.0 - pc-magazin