I've seen others run 64gb at 2400 as well... But I've only been able to run [email protected]
as well. Infact I had to tweak some settings just to have 2133 stable.
The official rog forms had a guide that may help: https://rog.asus.com/forum/showthrea...r-Overclocking
Post 3 may be a good starting point. Raja was the go-to for info on that board.
VCCSA voltage/current settings may need tweaking. CPU PLL and PCH voltage too if the IMC is the weak link.