Motherboard series msi b350 form factor atx supports multi core processors 8 core compatible cpus amd ryzen 3 amd ryzen 5 amd ryzen 7 amd bristol a6 amd bristol a8 amd bristol a10 amd bristol a12 amd athlon ii x4 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