Worked on my brother's 2700X + Asus X470 Pro (latest bios). The memory won't run at the actual rated speed of 3200, but it will run one under or one OVER. G.Skill TridentZ 14-14-14-34 (Samsung B die), in ANY of the following configurations same results as below: 2x8, 4x8, 2x16.
2xxx...