Mainboard|GIGABYTE|AMD B550|SAM4|Micro-ATX|Memory DDR4|Memory slots 4|1xPCI-Express 3.0 1x|1xPCI-Express 3.0 4x|1xPCI-Express 4.0 16x|2xM.2|1xDVI-D|1xHDMI|1xDisplayPort|4xUSB 2.0|4xUSB 3.2|1xPS/2|1xRJ45|3xAudio port|B550MDS3HAC1.7

AMD B550 Ultra Durable Motherboard with Digital VRM Solution, PCIe 4.0 x16 Slot, Dual PCIe 4.0/3.0 M.2 Connectors, Dual Band 802.11ac WIFI, Realtek GbE LAN, Smart Fan 5 with FAN STOP - Supports AMD Ryzen™ 5000 Series/ Ryzen™ 5000 G-Series/ Ryzen™ 4000 G-Series and Ryzen™ 3000 Series Processors - Dual Channel ECC/ Non-ECC Unbuffered DDR4, 4 DIMMs - 5+3 Phases Pure Digital VRM Solution with Low RDS(on) MOSFETs - Ultra Durable™ PCIe 4.0 Ready x16 Slot - Dual Ultra-Fast NVMe PCIe 4.0/3.0 M.2 Connectors - Onboard Dual Band 802.11ac Wireless & BT Support with WIFI Antenna - High Quality Audio Capacitors and Audio Noise Guard for Ultimate Audio Quality - Realtek GbE LAN with Bandwidth Management - Rear DisplayPort, HDMI & DVI for Multi-display Support - Smart Fan 5 Features Multiple Temperature Sensors , Hybrid Fan Headers with FAN STOP - Anti-Sulfur Resistors Design