Yes, that is possible. However, it would then "only" run at 2933 MHz, since Ryzen does not directly support 3000 MHz.
Supports: 4 x DIMM, Max. 64GB, DDR4 3200(O.C.)/2933(O.C.)/2666/2400/2133 MHz ECC and non-ECC, Un-buffered Memory
QVL list for RAM:
https://dlcdnets.asus.com/pub...