Gigabyte B840M DS3H

Name: Gigabyte B840M DS3H
Brand: Gigabyte
SKU: 81611

Manufacturer: Gigabyte

The Gigabyte B840M DS3H is a Micro-ATX motherboard designed for AM5 CPUs, offering solid performance for a variety of computing tasks. It supports up to 256GB of DDR5 memory and features dual BIOS for added reliability and ease of use.

This motherboard supports a maximum RAM speed of 5200 MHz and can overclock up to 8200 MHz. It includes a PCIe 4.0 x16 slot, two M.2 sockets, and a range of USB ports, including USB Type-C for modern connectivity. Additionally, it supports multiple RAID configurations, including RAID 0, 1, and 10, making it versatile for storage setups.

Pros

Supports multiple RAID configurations, including RAID 0, 1, 5, and 10, offering flexibility for storage management.
Equipped with 7.1 audio channels for immersive sound experience.
Includes dual BIOS for improved system reliability and easier recovery from BIOS issues.
Offers USB Type-C support for modern connectivity needs.
Has four fan headers, providing ample cooling options for expanded systems.

Cons

Does not support integrated Wi-Fi or Bluetooth, limiting wireless connectivity options.
Lacks support for ECC memory, which may be important for error-critical applications.
No S/PDIF Out port, reducing options for digital audio output.
Does not support PCIe 5.0, which could limit future-proofing for high-end GPUs.
No mSATA or U.2 connectors, limiting expansion for certain types of storage devices.

Who is this for?

The Gigabyte B840M DS3H is ideal for users looking to build a compact and reliable system with essential features for general computing and light to moderate gaming. Its support for RAID 0, 1, 5, and 10 makes it a great choice for those who need flexible storage management. Additionally, the motherboard’s 7.1 audio channels and dual BIOS offer a solid, reliable audio experience and increased system stability, making it suitable for home office setups, media PCs, and other tasks that require decent performance without the need for cutting-edge specs.

Who is this NOT for?

This motherboard is not ideal for users seeking cutting-edge performance or advanced features. It lacks Wi-Fi and Bluetooth support, which limits its versatility for wireless connectivity. Furthermore, it does not support PCIe 5.0, limiting future-proofing for high-end graphics cards or other advanced expansions. The absence of ECC memory support and other high-end features makes it less suitable for critical applications like servers or workstations that require enhanced memory reliability and faster storage options.

General info:

CPU socket	AM5
chipset	B840
form factor	Micro-ATX
release date	January 2025
supports Wi-Fi	✕
Has Bluetooth	✕
HDMI version	HDMI 2.1
Easy to overclock	✓
has RGB lighting	✕
Easy to reset BIOS	✕
Has dual BIOS	✓
CPU sockets	1
Has integrated graphics	✕
warranty period	3 years
height	244 mm
width	244 mm
Has integrated CPU	✕

The Gigabyte B840M DS3H motherboard features an AM5 CPU socket and is compatible with the B840 chipset, designed for a Micro-ATX form factor. It does not support integrated Wi-Fi or Bluetooth, and it lacks RGB lighting. The motherboard is equipped with a dual BIOS for enhanced system reliability. Additionally, it supports HDMI 2.1 output and has a 3-year warranty period. It does not support integrated graphics, and there is no easy reset for the BIOS.

Memory:

maximum memory amount	256GB
RAM speed (max)	5200 MHz
overclocked RAM speed	8200 MHz
memory slots	4
DDR memory version	5
memory channels	2
Supports ECC memory	✕

The Gigabyte B840M DS3H motherboard supports up to 256GB of memory, with a maximum RAM speed of 5200 MHz and an overclocked speed of 8200 MHz. It features four memory slots and supports DDR5 memory, configured in a dual-channel setup. However, it does not support ECC memory, making it suitable for most general computing tasks rather than applications requiring error-correction.

Ports:

USB 3.2 Gen 2 ports (USB-A)	1
USB 3.2 Gen 1 ports (USB-A)	2
USB 3.2 Gen 2 ports (USB-C)	0
USB 3.2 Gen 1 ports (USB-C)	0
USB 2.0 ports	4
USB 3.2 Gen 2x2 ports	0
USB 4 40Gbps ports	0
USB 4 20Gbps ports	0
Thunderbolt 4 ports	0
Thunderbolt 3 ports	0
has an HDMI output	✓
DisplayPort outputs	2
RJ45 ports	1
Has USB Type-C	✓
eSATA ports	0
DVI outputs	0
has a VGA connector	✕
PS/2 ports	1

The Gigabyte B840M DS3H motherboard offers a variety of ports for connectivity, including one USB 3.2 Gen 2 USB-A port, two USB 3.2 Gen 1 USB-A ports, and four USB 2.0 ports. It also features USB Type-C support, a DisplayPort output, and one HDMI output. Additional ports include one RJ45 Ethernet port and one PS/2 port. Notably, it does not support Thunderbolt, eSATA, VGA, or DVI outputs.

Connectors:

USB 3.2 Gen 1 ports (through expansion)	2
USB 2.0 ports (through expansion)	4
SATA 3 connectors	4
fan headers	4
USB 3.0 ports (through expansion)	2
M.2 sockets	2
Has TPM connector	✓
U.2 sockets	0
Has mSATA connector	✕
SATA 2 connectors	0

The Gigabyte B840M DS3H motherboard is equipped with various connectors for expansion and storage. It includes two USB 3.2 Gen 1 connectors, four additional USB 2.0 ports, and two USB 3.0 ports for flexible connectivity. The motherboard also features four fan headers for cooling, SATA 3 connectors for storage devices, and two M.2 sockets for high-speed SSDs. Additionally, it has a TPM connector for enhanced security, but lacks mSATA and U.2 connectors.

Expansion slots:

PCIe 4.0 x16 slots	1
PCIe 5.0 x16 slots	0
PCIe 3.0 x16 slots	0
PCIe x1 slots	0
PCI slots	0
PCIe 2.0 x16 slots	0
PCIe x4 slots	1
PCIe x8 slots	0

The Gigabyte B840M DS3H motherboard features a variety of expansion slots, including one PCIe 4.0 x16 slot and one PCIe x4 slot for adding additional components. Notably, it does not include PCIe 5.0, PCIe 3.0, or PCIe 2.0 x16 slots. The motherboard does not support PCIe x1, PCI, or PCIe x8 slots either, making it a solid option for systems requiring PCIe 4.0 expansion.

Audio:

audio channels	7.1
Has S/PDIF Out port	✕
audio connectors	3

The Gigabyte B840M DS3H motherboard offers 7.1 audio channels for immersive sound quality. It includes three audio connectors for easy connection to audio devices. However, it does not have an S/PDIF Out port, limiting its ability to send digital audio signals to external devices.

Storage:

Supports RAID 1	✓
Supports RAID 10 (1+0)	✓
Supports RAID 5	✓
Supports RAID 0	✓
Supports RAID 0+1	✕

The Gigabyte B840M DS3H motherboard supports several RAID configurations, including RAID 0, RAID 1, RAID 5, and RAID 10 (1+0), offering flexibility in storage management. However, it does not support RAID 0+1, limiting its RAID options for certain redundancy setups.

Final Verdict

The Gigabyte B840M DS3H is a solid motherboard for users seeking a reliable, compact, and feature-rich option for general computing and light gaming setups. With key features like dual BIOS support and flexible RAID options, it offers great stability and storage management for home offices and media PCs. However, its lack of Wi-Fi, Bluetooth, and advanced PCIe support may limit its appeal for users requiring more advanced connectivity or future-proofing. Overall, this motherboard is best suited for users who prioritize stability and essential functionality over cutting-edge features.