A few days ago I bought a Ryzen 7PRO 4750G and it works really well. It caught my attention that with the old processor the memories work in dual channel, and now they don't. Attached photos of the cpu-z data
Mobo: Asrock A320M-HDV R4.0
RAM: 2x ADATA DDR4 2666 PC4-21300 8GB

Mobo: Asrock A320M-HDV R4.0
RAM: 2x ADATA DDR4 2666 PC4-21300 8GB