Memory Standard: Support for DDR4 2666/ 2400/ 2133 MHz memory modules
Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules
Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for Extreme Memory Profile (XMP) memory modules
CPU Type: 5th Gen Intel® Xeon® / 4th Gen Intel® Xeon® Scalable processors
*BIOS 2.1 or above is required to support 5th Gen Intel® Xeon® Scalable processors
Memory Standard: Supports DDR4 2933/ 2800/ 2666/ 2400/ 2133 non-ECC, un-buffered memory*
* Please refer to Memory Support List on ASRock's website for more information.
* Core (i9/i7) support DDR4 up to 2933; Core (i5/i3), Pentium and Celeron support DDR4 up to 2666.