PCI Express x16: 1 x PCI Express x16 slot, running at x4 (PCIEX4)
* The PCIEX4 slot shares bandwidth with the PCI Express x1 slots. The PCI Express x1 slots will become unavailable when a PCIe x4 expansion card is installed.
* When installing a x8 or above card in the PCIEX4 slot, make sure to set PCIE Slot Configuration (PCH) in BIOS Setup to x4.
Memory Standard: DDR4 3733+(OC)*/ 3600(OC)/ 3200(OC)/ 2933(OC)/ 2800(OC)/ 2400**/ 2133
* Please refer to Memory Support List on ASRock's website for more information.
** 7th Gen Intel CPU supports DDR4 up to 2400; 6th Gen Intel CPU supports DDR4 up to 2133.
Memory Standard: 11th Gen Intel Core Processors support DDR4 non-ECC, un-buffered memory up to 4800+(OC)*
10th Gen Intel Core Processors support DDR4 non-ECC, un-buffered memory up to 4400+(OC)*
* 11th Gen Intel Core (i9/i7/i5) support DDR4 up to 3200; Core (i3), Pentium and Celeron support DDR4 up to 2666.
* 10th Gen Intel Core (i9/i7) support DDR4 up to 2933; Core (i5/i3), Pentium and Celeron support DDR4 up to 2666.