Asus Prime A520M-A II/CSM Desktop Motherboard - AMD Chipset - Socket AM4 - Micro ATX - Ryzen 3, Ryzen 5, Ryzen 7, Ryzen 3 PRO, Ryzen 5 Pro, Ryzen 7 PRO Processor Supported - 128 GB DDR4 SDRAM Maximum

AMD A520 Supports AMD Ryzen 5000 Series / 5000 G-Series / 4000 G-Series / 3000 Series Processors DDR4 4800(OC) / 4600(OC) / 4466(OC) / 4400(OC) / 4266(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3333(OC) / 3200 / 3000 / 2800 / 2666 / 2400 / 2133