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 2xAudio-In 1xAudio-Out 4xUSB 2.0 4xUSB 3.2 1xPS/2 1xRJ45 B550MDS3H1.7

GIGABYTE B550M DS3H 1.7 
AMD B550 Ultra Durable Motherboard with Pure Digital VRM Solution, PCIe 4.0 x16 Slot, Dual PCIe 4.0/3.0 M.2 Connectors, Realtek GbE LAN, Smart Fan 5 with FAN STOP,  RGB FUSION 2.0, Q-Flash Plus

+ 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
+ High Quality Audio Capacitors and Audio Noise Guard for Ultimate Audio Quality
+ Realtek GbE LAN with Bandwidth Management
+ Rear HDMI & DVI Support
+ RGB FUSION 2.0 Supports Addressable LED & RGB LED Strips
+ Smart Fan 5 Features Multiple Temperature Sensors , Hybrid Fan Headers with FAN STOP
+ Q-Flash Plus Update BIOS without Installing the CPU, Memory and Graphics Card
+ Anti-Sulfur Resistors Design

Vendor Homepage: www.gigabyte.com/Motherboard/B550M-DS3H-rev-17#kf | M.2: 2 | PCI-Express 3.0 1x: 1 | PCI-Express 3.0 4x: 1 | PCI-Express 4.0 16x: 1 | Audio-In: 2 | Audio-Out: 1 | DVI-D: 1 | HDMI: 1 | PS/2: 1 | RJ45: 1 | USB 2.0: 4 | USB 3.2: 4 | SATA: Yes | Model: B550M DS3H (rev. 1.7) | Chipset: AMD B550 | Socket: SAM4 | Form Factor: Micro-ATX | Memory type: DDR4 | Frequency speed: 2133/2400/2666/2933/3200/3400/3466/3600/3733/3866/4000/4133/4400/4600/4733 | Memory slots: 4 | Integrated video: Depending on CPU | Integrated audio: Yes | Integrated LAN: Gigabit | RAID: SATA 0, 1, 10 | TPM: Header | Units per Shipping Box: 10 | Unit Calculated Volume: 0.004794 | Product Net Weight: 0.63 | Unit Calculated Weight: 1