GIGABYTE B550M DS3H R2 Micro‑ATX AM4 Motherboard – PCIe 4.0, DDR4

GIGABYTE B550M DDR4 Micro‑ATX Motherboard

Build a reliable and efficient AM4 system with the GIGABYTE B550M DS3H R2, a Micro‑ATX motherboard designed for gaming, productivity, and everyday computing. Powered by the AMD B550 chipset, it supports Ryzen 3000 / 4000G / 5000 Series processors and delivers high‑speed DDR4 performance up to 4733 MHz (O.C.).

With PCIe 4.0 x16 GPU support, dual M.2 slots, Realtek Gigabit LAN, and HDMI + DisplayPort outputs, this board provides a strong foundation for modern AM4 builds. GIGABYTE features such as EZ‑Latch PCIe, Q‑Flash Plus, and VRM Thermal Armor ensure easy installation, improved cooling, and long‑term durability.

Specifications

Type: Micro‑ATX Motherboard
Brand: GIGABYTE
Model: B550M DS3H R2
Chipset: AMD B550
CPU Socket: AM4
Supported CPUs: Ryzen 3000 / 4000G / 5000 Series (with integrated graphics for display output)
RAM Type: DDR4 (Dual Channel)
RAM Slots: 4 × 288‑pin
RAM Speed Support: Up to DDR4‑4733 (O.C.)
Max Memory: 128GB
PCIe Slots: 1 × PCIe 4.0 x16 (GPU slot), 1 × PCIe 3.0 x16, 1 × PCIe 3.0 x1
M.2 Slots:
1 × PCIe 4.0 x4 (CPU) – NVMe SSD
1 × PCIe 3.0 x4 (Chipset) – NVMe SSD
SATA Ports: 4 × SATA 6Gb/s
RAID Support: RAID 0/1/5/10
LAN: Realtek Gigabit LAN (1GbE)
Audio Codec: Realtek ALC1220
Channels: 7.1‑Channel High Definition Audio
Video Outputs:  1 × HDMI, 1 × DisplayPort (Requires Ryzen CPU with integrated Radeon Graphics)
USB Connectivity
Rear I/O
2 × USB 2.0
4 × USB 3.2 Gen1 Type‑A
HDMI
DisplayPort
LAN
3 × Audio Jacks
PS/2 Combo Port

Internal Headers

USB 3.2 Gen1 headers
USB 2.0 headers
RGB & ARGB headers
Front panel connectors
TPM header
COM header
Multiple fan headers
Q‑Flash Plus button

Power Connectors: 24‑pin ATX, 8‑pin CPU power
Form Factor: Micro‑ATX (244 × 244 mm)

Most Suitable For
Budget to mid‑range AM4 gaming PCs
Ryzen 3000 / 4000G / 5000 Series builds
Compact Micro‑ATX systems
PCIe 4.0 GPU + NVMe storage setups
Home, office, and productivity builds