GIGABYTE B840M DS3H AM5 Micro ATX Motherboard (DDR5, 2x M.2, 2.5GbE)

Description

Overview

The GIGABYTE B840M DS3H is a Micro‑ATX AM5 motherboard designed for compact desktop builds that need modern connectivity. It supports AMD Ryzen™ 7000, 8000 and 9000 series processors and takes advantage of DDR5 memory and PCIe 4.0 storage for fast system responsiveness.

Key features

• Socket AM5 — supports AMD Ryzen™ 7000/8000/9000 series (check Gigabyte CPU support list and BIOS requirements before installing newer CPUs).
• Dual‑channel DDR5 with 4 DIMM slots — up to 256 GB (supports AMD EXPO and XMP; speeds listed up to DDR5‑8200 O.C.).
• Storage: 2 × M.2 slots (PCIe 4.0 capable) plus 4 × SATA 6Gb/s ports for mixed NVMe and SATA storage.
• Expansion: 1 × PCIe 4.0 x16 for graphics and 1 × PCIe 3.0 x4 slot for add‑in cards.
• Networking & I/O: 2.5GbE LAN, HDMI and two DisplayPorts for iGPU output, USB 3.2 Gen1 Type‑C and multiple USB ports on the rear panel.
• Board conveniences: Q‑Flash Plus BIOS update, Smart Fan 6 headers and M.2 thermal guard; compact 244 × 244 mm Micro‑ATX form factor.

This board suits users building a space‑efficient gaming or work PC who want AM5 platform features (DDR5 memory, PCIe 4.0 NVMe) without a full‑size ATX board. Note that some CPU models and memory speeds may require BIOS updates or be listed as overclocked (O.C.) profiles; consult Gigabyte’s support pages for the latest CPU and memory compatibility lists.