ASRock B450M Steel Legend AM4 Micro ATX AMD Motherboard

ASRock B450M Steel Legend AM4 AMD Promontory B450 Micro ATX AMD Motherboard Brand: ASRock CPU Socket Type: AM4 Chipset: AMD Promontory B450 Serial ATA (SATA): 4 x SATA3 6.0Gb/s Connectors, support RAID, NCQ, AHCI and Hot Plug* * M2_2 and SATA3_3 share lanes. If either one of them is in use, the other one will be disabled. Form Factor: Micro ATX Number of Memory Slots: 4x288pin (DDR4) Memory Standard: AMD Ryzen series CPUs (Matisse) support DDR4 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3533+(OC)/ 3200(OC)/ 2933(OC)/ 2667/2400/2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series CPUs (Picasso) support DDR4 2933/ 2667/ 2400/ 2133 non-ECC, un-buffered memory* AMD Ryzen series CPUs (Summit Ridge) support DDR4 3466+(OC)/ 3200(OC)/ 2933(OC)/ 2667/2400/2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series CPUs...