11th Generation Intel® Core™ i9/i7/i5 processors:
Support for DDR4 5333(O.C.) / DDR4 5133(O.C.) / DDR4 5000(O.C.) / 4933(O.C.) / 4800(O.C.) / 4700(O.C.) / 4600(O.C.) / 4500(O.C.) / 4400(O.C.) / 4300(O.C.) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3800(O.C.) / 3733(O.C.) / 3666(O.C.) / 3600(O.C.) / 3466(O.C.) / 3400(O.C.) / 3333(O.C.) / 3300(O.C.) / 3200 / 3000 / 2933 / 2800 / 2666 / 2400 / 2133 MHz
10th Generation Intel® Core™ i9/i7 processors:
Support for DDR4 2933/2666/2400/2133 MHz memory modules
10th Generation Intel® Core™ i5/i3/Pentium®/Celeron® processors:
Support for DDR4 2666/2400/2133 MHz memory modules
(https://www.gigabyte.com/Motherboard/Z590M-rev-10/sp#sp)