Gigabyte B840M D2H

AM5, AMD B840, mATX
Price in EUR including VAT
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Product details

Boost the performance of your computer with GIGABYTE's proven motherboard series: AORUS, AERO and GIGABYTE. With innovative design and state-of-the-art functions, these boards deliver outstanding performance and reliability. Whether you are a gamer, content creator or professional user, these series are tailored to your needs and guarantee excellent quality.

Key specifications

Processor family
Ryzen 7th Gen, Ryzen 8th Gen, Ryzen 9th Gen
Memory type
DDR5 RAM
Number of memory modules (RAM)
2 x
Internal connection options
M.2 (2x), S-ATA III (4x)
Mainboard features
Clear CMOS Button, Front panel audio connector
Item number
54972352

General information

Manufacturer
Gigabyte
Category
Motherboards
Manufacturer no.
B840M D2H
Release date
26.2.2025

Motherboard properties

Form factor
Micro ATX (mATX)
Socket
AM5
Chipset
AMD B840
Mainboard features
Clear CMOS Button, Front panel audio connector
Operating system compatibility
Windows, Windows 10
BIOS type
UEFI AMI

Processor

Processor family
Ryzen 7th Gen, Ryzen 8th Gen, Ryzen 9th Gen

Memory

Memory form factor
DIMM
Number of memory modules (RAM)
2 x
Max. memory (RAM)
128 GB
Supported memory speed
4400 MHz, 4800 MHz, 5200 MHz, 5600 MHz, 6000 MHz, 6200 MHz, 6400 MHz, 6600 MHz, 7000 MHz, 7600 MHz
Memory type
DDR5 RAM
RAM buffer
Unbuffered

Graphics properties

Video connections
HDMI (1x)
Video connection version
HDMI 2.1

Network

Network connections
RJ45 Gigabit Ethernet (1x)
Ethernet controller brand
Realtek
Ethernet controller
Realtek RTL8125
Max. port speed
2.50 Gbit/s

Audio

Chip
Realtek ALC897
Audio channel
7.1 Channel
Audio Connections
Headphones, Jack 3.5mm Line In (1x), Microphone

Data storage

RAID configuration
0, 1, 10

Internal interfaces

Internal connection options
M.2 (2x), S-ATA III (4x)
Expansion slot
PCI Express x16 (1x), PCI Express x16 (Gen 3) (1x)
PCI express version (max.)
4
Number of fan connector
2

Further connections

USB ports
USB-A
Exact USB ports
USB-A 3.2 Gen 1 (2x)
Peripheral connections
USB 2.0 Type-A (4x)

Power supply

Power connectors
24-pin ATX

Origin

Country of origin
China, Taiwan

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
LAN bandwidth management software, Norton® Internet Security (OEM version), Screws

Product dimensions

Length
244 mm
Width
244 mm
Height
35 mm
Weight
940 g

Package dimensions

Length
27.70 cm
Width
27 cm
Height
6.20 cm
Weight
956 g

Legal Notice

Product Safety

14-day cancellation right
30-day right of returnReturn policy
24 Months Statutory warrantyGuarantee provisions

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Motherboards» category have a defect within the first 24 months?

Source: Galaxus
  • 1.Gigabyte
    2,6 %
  • 1.MSI
    2,6 %
  • 3.AsRock
    2,8 %
  • 4.ASUS
    2,9 %
  • 5.NZXT
    4,7 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 1.MSI
    2 days
  • 1.NZXT
    2 days
  • 4.Gigabyte
    4 days
  • 4.Supermicro
    4 days
  • 6.ASUS
    6 days

Return rate

How often is a product of this brand in the «Motherboards» category returned?

Source: Galaxus
  • 1.MSI
    4,9 %
  • 2.ASUS
    5,2 %
  • 2.Gigabyte
    5,2 %
  • 2.Supermicro
    5,2 %
  • 5.AsRock
    7 %
Source: Galaxus