AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors AMD RyzenTM 4000 G-Series Processor 4 x DIMM, Max. 128GB, DDR4 5100(O.C)/4800(O.C.)/4600(O.C)/4400(O.C)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3200/30MHz Un-buffered Memory 4 x DIMM, Max. 128GB, DDR4 4600(O.C)/4400(O.C)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3200/30MHz Un-buffered Memory OptiMem II Dual Channel Memory Architecture ECC Memory (ECC mode) support varies by CPU 1 x HDMI 2.1(4K@60HZ) 1 x DisplayPort 1.2