So I made a build for a friend:
Ryzen 3 3200g
RAM XPG SPECTRIX D41 RGB Red DDR4, 3200MHz, 16GB (2 x 8GB), Non-ECC, CL16, XMP
Gigabyte Micro ATX GA-A320M-H, S-AM4, AMD A320, HDMI, 32GB DDR4
WD Green SATA M.2
400W Bronze PSU
The problem is that the PC won't boot when both RAM sticks are on both...