Gigabyte B840M D2H AM5 Micro‑ATX Motherboard – DDR5, PCIe 4.0, 2.5GbE

GIGABYTE AM5 B840M D2H M‑ATX Motherboard

Build a modern and efficient AM5 system with the GIGABYTE B840M D2H, a Micro‑ATX motherboard designed for gaming, productivity, and everyday computing. Powered by the AMD B840 chipset, it supports Ryzen 7000 / 8000 / 9000 Series processors and delivers fast DDR5 performance, PCIe 4.0 GPU support, dual M.2 storage, and 2.5GbE LAN. With features such as X3D Turbo Mode, 5+2+2 phase digital VRM, Smart Fan 6, and Ultra‑Durable components, this board ensures stable performance, easy installation, and long‑term reliability for compact AM5 builds.

Type: Micro‑ATX Motherboard
 Brand: GIGABYTE
Model: B840M D2H
Chipset: AMD B840
CPU Socket: AM5
Supported CPUs: AMD Ryzen 7000 / 8000 / 9000 Series
RAM Technology: DDR5 (Dual Channel)
RAM Slots: 2 × 288‑pin
RAM Speed Support: Up to DDR5‑6400+ (O.C.) (based on vendor listings)
Max Memory: 128GB
PCIe Slots: 1 × PCIe 4.0 x16 (GPU slot), 1 × PCIe 3.0 x1
M.2 Slots: 2 × PCIe 4.0 x4 NVMe SSD
SATA Ports: 2 × SATA 6Gb/s
LAN: 2.5GbE LAN
Audio Codec: Realtek HD Audio
Channels: 7.1‑Channel High Definition Audio
Video Outputs: 1 × HDMI (Requires Ryzen CPU with integrated graphics)
Special Features: X3D Turbo Mode, Digital 5+2+2 VRM, Smart Fan 6, Ultra‑Durable PCB

USB Connectivity Rear I/O: USB 3.2 Gen1 Type‑A, USB 2.0, HDMI, LAN, Audio jacks Internal Headers: USB 3.2 Gen1 header, USB 2.0 headers, RGB/ARGB headers, Front panel connectors, TPM header, Multiple fan headers

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

Most Suitable For
Budget to mid‑range AM5 gaming PCs
Ryzen 7000 / 8000 / 9000 Series builds
Compact Micro‑ATX systems
PCIe 4.0 GPU + NVMe storage setups
Home, office, and productivity builds