Memory Standard: Quad channel memory architecture with the CPU that supports up to 4-channel DDR4
X-series processor support DDR4 4200(OC)/ 4100(OC)/ 4000(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3400(OC)/ 3333(OC)/ 3200(OC)/ 3000(OC)/ 2933(OC)/ 2800(OC)/ 2666/ 2400/ 2133
Dual channel memory architecture with the CPU that supports up to 2-channel DDR4
X-series processor support DDR4 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3400(OC)/ 3333(OC)/ 3200(OC)/ 3000(OC)/ 2933(OC)/ 2800(OC)/ 2666/ 2400/ 2133