I've seen people install the 32gb version but haven't seen the 16gb installed. Saw it on Amazon for $69 so...24gb total ddr4 3200, sure why not. : r/ZephyrusG14
Crucial 16GB Kit (8GBx2) DDR4 2400 MT/s (PC4-19200) DR x8 SODIMM 260-Pin Memory - CT2K8G4SFD824A at Amazon.com