Motherboard series msi b350 form factor micro atx supports multi core processors 8 core compatible cpus amd ryzen 3 amd ryzen 5 amd ryzen 7 processor codenames bristol ridge summit ridge chipset amd b350 cpu support to 95 watt memory slot 4 ram operation mode dual channel ram type ddr4 memory clock speed 2 400 mhz memory clock speed oc max 3 200 mhz specification pc4 19200 specification oc max pc4 25600 maximum memory expansion 64 gb pcie 3