There seems to be a bit of a rush on small motherboards lately for AMD systems. We saw the mini-STX platform that ASRock announced
ROG STRIX B650E-F GAMING WIFI Gaming motherboards|ROG - Republic of Gamers|ROG Global
ASRock Mini-ITX Motherboard (B450 Gaming-ITX/AC) : Electronics
Minisforum launches B550 Mini-PC with Ryzen 7 5700G APU and support for external GPUs, costs 599 USD - VideoCardz.com : r/Amd
Mini-ITX Motherboard - GIGABYTE Global
AMD Socket AM5(LGA 1718) for AMD Ryzen 7000 Series Desktop Processors Robust Power Solution: 10 + 2 power stages with an 8-pin ProCool power
ASUS ROG Strix B650E-I Gaming WiFi 6E Socket AM5 Ryzen 7000 Mini-ITX Gaming Motherboard (PCIe 5.0,DDR5,10 + 2power Stages,2xM.2 Slots,USB 3.2 Gen 2x2
MSI B450I Gaming Plus AC (AM4, AMD B450, Mini ITX) - buy at digitec
Intel Wi-Fi 6 802.11ax (2.4Gbps) + BT 5.2 7.1 CH HD Audio (Realtek ALC1220 Audio Codec) Supports AMD AM4 Socket Ryzen 2000, 3000, 4000 G-Series, 5000
ASRock X570 Phantom Gaming-ITX/TB3 Mini ITX Thunderbolt 3 AMD Motherboard Model X570 Phantom GAM ITX
ASRock > A320TM-ITX
Motherboards Explained: What Are ATX, MicroATX, and Mini-ITX?
Found this weird but interesting AM4 motherboard on TaoBao : r/Amd
What are the advantages or disadvantages of using an ITX motherboard instead of an ATX motherboard for gaming? - Quora
ROG STRIX X670E-E GAMING WIFI, Motherboards
MSI B450I Gaming Plus AC (AM4, AMD B450, Mini ITX) - buy at digitec
Smallest Micro ATX Design? : r/sffpc
The Asus PRIME Z790-P Wi-Fi motherboard is expertly engineered to unleash the full potential of a 12th/13th Gen Intel Core processor. Boasting a robust power design, comprehensive cooling solutions, and intelligent tuning options, PRIME Z790-P Wi-Fi provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. Comes in ATX form factor. Realtek 2.
Asus ROG Strix Z690-I Gaming WiFi LGA 1700 Mini-ITX Motherboard