A:Answer That speed of RAM will work, however, I would either spend less by getting slightly slower RAM like 3000 Mhz or 3200 Mhz due to the fact the Intel processors for this socket really only recommend 2666 Mhz but of course, you can overclock it a bit. The board can support up to 128GB of RAM.
https://rog.asus.com/us/motherboards/rog-strix/rog-strix-z490-e-gaming-model/