AMD Teases AM5 Motherboards For Zen 4 From ASUS, Gigabyte, MSI And Others | HotHardware
Amazon.com: ASUS Prime B450M-A II AMD AM4 (Ryzen 5000, 3rd/2nd/1st Gen Ryzen Micro ATX Motherboard (128GB DDR4, 4400 O.C.), NVMe, HDMI 2.0b/DVI/D-Sub, USB 3.2 Gen 2, BIOS Flashback, and Aura Sync) :
ASRock AMD B650 motherboard specs leaked, B650E Taichi is E-ATX with 27 phase VRM - VideoCardz.com
16 AMD B650 motherboard designs leak and will supposedly be affordable
PRIME B450M-A II|Motherboards|ASUS Global
Amazon.com: MSI MPG B550 GAMING EDGE WIFI Gaming Motherboard (AMD AM4, DDR4, PCIe 4.0, SATA 6Gb/s, M.2, USB 3.2 Gen 2, AX Wi-Fi 6, HDMI/DP, ATX, AMD Ryzen 5000 Series processors) : Electronics