look at this thread https://techenclave.com/t/ryzen-5600-4650g-b550m-mobos-xpg-750w-psu-hp-6th-gen-mini-pc-dell-wyse-for-sale/394556
It has modular gold PSU (A+ tier) + Mobo + 5600 cpu too. You can probably negotiate a decent deal if you buy a combo.