MSI AM4 AMD Micro ATX Motherboard MAG B550M MORTAR AM4 Micro ATX AMD Motherboard

MSI AM4 AMD Micro ATX Motherboard MAG B550M MORTAR AM4 AMD B550 Micro ATX AMD Motherboard Brand: MSI CPU Socket Type: AM4 Chipset: AMD B550 Serial ATA (SATA): 6 x SATA 6Gb/s Form Factor: Micro ATX Number of Memory Slots: 4x288pin (DDR4) Memory Standard: DDR4 4400+ / 4266 / 4133 / 4000 / 3866 / 3733 / 3600 / 3466 / 3200 / 3066 / 3000 / 2933 / 2800 / 2667 by A-XMP OC MODE DDR4 3200 / 3066 / 3000 / 2933 / 2800 / 2667 / 2400 / 2133 / 1866 by JEDEC 1DPC 1R max speed 4400 1DPC 2R max speed 3733 2DPC 1R max speed 3866 2DPC 2R max speed 3466 PCI Express 3.0 x16: 1 x PCI Express 3.0 x16* * Supports x4 mode. * PCI_E4 will be unavailable when an M.2 SSD is installed in the M2_2 slot.