ASRock PRO B550M PRO4 AM4 Micro ATX AMD Motherboard

ASRock PRO B550M PRO4 AM4 AMD B550 USB 3.1 USB 3.0 HDMI Micro ATX AMD Motherboard Brand: ASRock CPU Socket Type: AM4 Chipset: AMD B550 M.2: 1 x Hyper M.2 Socket (M2_1), supports M Key type 2280 M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Vermeer, Matisse) or Gen3x4 (32 Gb/s) (with Cezanne, Renoir and Picasso)* 1 x M.2 Socket (M2_2), supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)* * Supports NVMe SSD as boot disks. * Supports ASRock U.2 Kit. Serial ATA (SATA): 6 x SATA3 6.0Gb/s* * M2_2 and SATA3_5_6 share lanes. If either one of them is in use, the other one will be disabled. USB 3.0: 10 x USB 3.0 HDMI: 1 x HDMI Form Factor: Micro ATX