Socket 1151 mainboard series asus z170 form factor mini itx supports multi core processors quadcore compatible cpus intel core i3 intel core i5 intel core i7 processor codename skylake chipset intel z170 memory slot 2 ram operation mode dual channel ram type ddr4 memory clock speed 2 133 mhz memory clock speed oc max 3 400 mhz specification pc4 17000 specification oc max pc4 27728 maximum memory expansion 32 gb pcie 30 pcie 20 support num