Memory Standard: DDR4 2666/ 2400/ 2133 MHz memory modules
Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode)
Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for Extreme Memory Profile (XMP) memory modules
* To support 2666 MHz or XMP memory, you must install an 8th Generation Intel Core i7/i5 processor.