Mainboard GIGABYTE AMD B550 SAM4 ATX Memory DDR4 Memory slots 4 3xPCI-Express 3.0 1x 1xPCI-Express 3.0 2x 1xPCI-Express 4.0 16x 2xM.2 1xDVI-D 1xHDMI 2xAudio-In 1xAudio-Out 2xUSB 2.0 4xUSB 3.2 1xPS/2 1xRJ45 B550GAMINGXV21.4

AMD B550 Gaming Motherboard with 10+3 Phases Digital Twin Power Design, Enlarged Surface Heatsinks, PCIe 4.0 x16 Slot, Dual PCIe 4.0/3.0 x4 M.2, Realtek GbE LAN with Bandwidth Management, Front USB Type-C™, 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 - 10+3 Phases Digital Twin Power Design with Low RDS(on) MOSFETs - Ultra Durable™ PCIe 4.0 Ready x16 Slot - Dual Ultra-Fast NVMe PCIe 4.0/3.0 x4 M.2 Connectors - Realtek GbE LAN with Bandwidth Management - Front USB 3.2 Gen1 Type-C™ and HDMI & DVI-D for Multiple Display - High Quality Audio Capacitors and Audio Noise Guard for Ultimate Audio Quality - RGB FUSION 2.0 support 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