I have a brand new:- Ryzen 9800X3D, - Asus 870e-Strix motherboard- G.Skill DDR5 6400mhz Trident Z Royal ram 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6400 Model F5-6400J3039G16GX2-TR5S
The motherboard refuses to boot at any speed above the default 4800mhz ...