I have an Asrock DESKMINI A300 with a Ryzen 5 3400g. I noticed that there is the newer Asrock DESKMINI X300 that supports Ryzen 4000 APUs and even looks better IMO. I
The Smallest Ryzen Yet: Asrock DeskMini A300 Review | TechSpot
ASRock DeskMini A300W AMD A300 Barebone System 4717677338294 | eBay
Asrock Deskmini X300w Amd 64gb Ddr4 2666mhz Usb 3.2 Support Amd Ryzen 4000/3000/2000 Series Sata3 M.2 Alc233 X300m-stx Am4 - Motherboards - AliExpress
ASRock Confirms Support for Ryzen 3000 APUs in DeskMini A300 SFF System : r/Amd
Ryzen 5 Pro 4650G vs 3400G in the Asrock Desk Mini A300 - YouTube
XF專題] ASRock Deskmini A300 可升級Ryzen 4000 APU? - XFastest Hong Kong