Memory Standard: Support for 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 a 9th or 8th Generation Intel Core i9/i7/i5 processor.
Memory Standard: DDR4 2666/ 2400/ 2133
** Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
* Hyper DIMM support is subject to the physical characteristics of individual CPUs.
** DDR4 2666MHz and higher memory modules will run at max. 2666MHz on Intel 8th Gen. 6-core or higher processors.
Number of Memory Slots: 4x288pin (DDR4)
Audio Chipset: ROG SupremeFX High Definition Audio CODEC S1220A