ASROCK Mainboard||AMD B550|SAM4|MicroATX|1xPCI-Express 3.0 1x|1xPCI-Express 3.0 4x|2xM.2|1xPCI-Express 4.0 16x|Memory DDR4|Memory slots 4|1xHDMI|1xDisplayPort|2xAudio-In|1xAudio-Out|2xUSB 2.0|4xUSB 3.2|1xPS/2|1xRJ45|B550MPHANTOMGAMING4

B550M Phantom Gaming 4
Supports 3rd Gen AMD AM4 RyzenTM / Future AMD RyzenTM Processors (3000 and 4000 Series Processors)
8 Power Phase design
Supports DDR4 4733+ (OC)
1 x PCIe 4.0 x16, 1 x PCIe 3.0 x16, 1 x PCIe 3.0 x1
Supports AMD CrossFireXTM
Graphics Output Options: HDMI, DisplayPort
7.1 CH HD Audio (Realtek ALC887/897 Audio Codec)
4 x SATA3, 1 x Hyper M.2(PCIe Gen4 x4), 1 x M.2(PCIe Gen3 x2 & SATA3)
8 x USB 3.2 Gen1 (4 Front, 4 Rear)
6 x USB 2.0 (4 Front, 2 Rear)
Realtek Gigabit LAN