Gigabyte B550M K DDR4 Micro‑ATX AM4 Motherboard | PCIe 4.0 Ready

GIGABYTE B550M K DDR4 Micro‑ATX Motherboard

Build a powerful and reliable AMD system with the Gigabyte B550M K DDR4, a Micro‑ATX motherboard designed for stability, performance, and modern connectivity. Featuring the AMD B550 chipset, support for AM4 Ryzen 3000, 4000, and 5000 Series processors, and DDR4 speeds up to 4733MHz (O.C.), this board delivers excellent capability for gaming, productivity, and everyday computing. With PCIe 4.0 readiness, dual M.2 NVMe support, 6 SATA ports, Realtek Gigabit LAN, and high‑definition audio, it offers a strong and dependable feature set for compact PC builds. Smart Fan 5, Anti‑Sulphur resistors, and Gigabyte Ultra Durable components ensure long‑term stability and consistent performance.

Specifications

Type: Micro‑ATX Motherboard
Brand: Gigabyte
Model: B550M K
Chipset: AMD B550
CPU Socket: AM4
Supported CPUs: Ryzen 3000 / 3000G / 4000G / 5000 / 5000G Series 
RAM Technology: DDR4 (Dual Channel)
RAM Slots: 4 × 288‑pin
RAM Speed Support: Up to DDR4 4733 (O.C.)
Max Memory: 128GB
PCIe Slots: 1 × PCIe 3.0 x16 (Ultra Durable PCIe 4.0 Ready), 1 × PCIe 3.0 x1
Storage: 6 × SATA 6Gb/s, 2 × M.2 NVMe slots (PCIe 4.0/3.0)
LAN: Realtek Gigabit LAN (10/100/1000 Mbps)
Audio: Realtek HD Audio, 2/4/5.1/7.1‑channel
Video Outputs: HDMI, DisplayPort (Requires CPU with integrated graphics)
USB Ports (Rear): 4 × USB 2.0, 4 × USB 3.2 Gen1 Type‑A
Special Features:
Ultra Durable PCIe 4.0 Ready Slot 
Dual NVMe PCIe 4.0/3.0 M.2 
Smart Fan 5 with multiple sensors
Anti‑Sulphur Resistor Design
Audio Noise Guard 
Multi‑display support (HDMI + DP)
Form Factor: Micro‑ATX (244 × 244 mm)
Most Suitable For: Gaming, productivity, home/office builds