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Gigabyte B840M DS3H AMD AM5 mATX Motherboard

Name: Gigabyte B840M DS3H AMD AM5 mATX Motherboard
Brand: GIGABYTE
Price: 18400 BDT
Availability: InStock

Model: B840M DS3HItem #: gigabyte-b840m-ds3h-motherboard

৳18,400~~৳19,000~~Save 3%

In stockverified 22 Sept 2026

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We're finishing our supply arrangements. Prices and stock here are live — ordering reopens shortly.

Delivery

Inside Dhaka: ৳60 · 1–2 days
Outside Dhaka: ৳120 · 2–4 days

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Key highlights

AMD B840 Chipset
1 M.2 slots
Support for DDR5 8200(O.C) / 8000(O.C) / 7950(O.C) / 7900(O.C) / 7800(O.C) / 7600(O.C.) / 7400(O.C.) / 7200(OC)/7000(OC)/6800(OC)/6666(OC)/6600(OC)/6400(OC)/6200(OC)/ 6000(OC)/5600(OC)/5200/4800/4400 MT/s memory modules; 4 x DDR5 DIMM sockets supporting up to 256 GB (64 GB single DIMM capacity) of system memory; Dual channel memory architecture; Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules; Support for AMD EXtended Profiles for Overclocking (AMD EXPO™) and Extreme Memory Profile (XMP) memory modules RAM type
Micro ATX Form Factor; 24.4cm x 24.4cm

Overview

The Gigabyte B840M DS3H AMD AM5 mATX Motherboard is a reliable and efficient platform built for mainstream PC builders who want next‑generation performance in a compact micro‑ATX form factor. Supporting AMD Ryzen AM5 processors, this Gigabyte 840 motherboard delivers DDR5 memory support, PCIe expansion, and high‑speed connectivity for smooth multitasking, gaming, and productivity. With durable components, advanced thermal solutions, and versatile expansion options, the B840M DS3H is the ideal Gigabyte motherboard for budget‑friendly yet powerful builds.

DDR5 Memory Support

The Gigabyte B840M DS3H supports DDR5 RAM, offering faster speeds and improved efficiency compared to DDR4. This ensures smoother performance for gaming, streaming, and everyday computing tasks.

AMD AM5 Socket Compatibility

Built for AMD Ryzen AM5 processors, this motherboard provides robust computing power for modern workloads. Whether for home, office, or gaming use, the B840M DS3H delivers dependable performance.

High‑Speed Connectivity

Equipped with Gigabit LAN and multiple USB ports, the Gigabyte B840M DS3H ensures fast, stable, and reliable connectivity. Perfect for online gaming, streaming, and high‑bandwidth applications, this Gigabyte WiFi Motherboard keeps you connected with minimal latency.

Durable Build & Thermal Design

Featuring solid capacitors, optimized heatsinks, and efficient cooling solutions, the B840M DS3H maintains stability under heavy workloads. Gigabyte’s Ultra Durable design ensures long‑lasting reliability.

Compact mATX Form Factor

The micro‑ATX design makes the Gigabyte B840M DS3H AMD AM5 DDR5 Motherboard ideal for compact builds without sacrificing essential features. It offers multiple USB ports, PCIe slots, and audio support for versatile expansion.

Specifications

Chipset: AMD B840
M.2 slots: 1
RAM type: Support for DDR5 8200(O.C) / 8000(O.C) / 7950(O.C) / 7900(O.C) / 7800(O.C) / 7600(O.C.) / 7400(O.C.) / 7200(OC)/7000(OC)/6800(OC)/6666(OC)/6600(OC)/6400(OC)/6200(OC)/ 6000(OC)/5600(OC)/5200/4800/4400 MT/s memory modules; 4 x DDR5 DIMM sockets supporting up to 256 GB (64 GB single DIMM capacity) of system memory; Dual channel memory architecture; Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules; Support for AMD EXtended Profiles for Overclocking (AMD EXPO™) and Extreme Memory Profile (XMP) memory modules
Form factor: Micro ATX Form Factor; 24.4cm x 24.4cm
Memory — Type: DDR5
Memory — Slots: 4 x DIMM
Highlights — Model: B840M DS3H
Graphics — Graphics: Integrated Graphics Processor with AMD Radeon™ Graphics support:; - 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz; * Support for HDMI 2.1 version, HDCP 2.3, and HDR.; ** Support for native HDMI 2.1 TMDS compatible ports.; ; ; - 2 x DisplayPorts, supporting a maximum resolution of 3840x2160@144 Hz; * Support for DisplayPort 1.4 version.; ; Support for up to triple-display at the same time

Show all 28 specifications

Expansion Slots — PCI: 1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:; AMD Ryzen™ 9000/7000 Series Processors support PCIe 4.0 x16 mode; AMD Ryzen™ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x8 mode; AMD Ryzen™ 8000 Series-Phoenix 2 Processors support PCIe 4.0 x4 mode; * The PCIEX16 slot can only support a graphics card or an NVMe SSD. If only one graphics card is to be installed, be sure to install it in the PCIEX16 slot.; ; Chipset:; - 1 x PCI Express x16 slot, supporting PCIe 3.0 and running at x4 (PCIEX4);
Highlights — Features: 2x M.2 Slot, Realtek GbE LAN
Memory — Maximum Memory: up to 256 GB (64 GB single DIMM capacity) of system memory
Basic Information — BIOS: 1 x 256 Mbit flash; Use of licensed AMI UEFI BIOS; PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Connector & Ports — HDMI: 1 x HDMI port
Connector & Ports — RAID: RAID 0, RAID 1, RAID 5, and RAID 10 support for SATA storage devices
Basic Information — Audio: Realtek Audio CODEC; High Definition Audio; 2/4/5.1/7.1-channel; * You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings.
Connector & Ports — Audio: 3 x audio jacks
Others — Bundled Software: Norton Internet Security (OEM version)
Others — Special Features: Support for GIGABYTE Control Center (GCC); * Available applications in GCC may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.; Support for Q-Flash; Support for Q-Flash Plus; Support for Smart Backup
Highlights — Supported RAM: 4x DDR5, up to 256GB, 8200(OC)
Connector & Ports — USB (s): USB; CPU:; - 1 x USB Type-C® port, with USB 3.2 Gen 1 support on the back panel; - 1 x USB 3.2 Gen 1 port on the back panel; CPU+USB 2.0 Hub:; - 4 x USB 2.0/1.1 ports on the back panel; Chipset:; - 1 x USB Type-C port, with USB 3.2 Gen 1 support, available through the internal USB header; - 3 x USB 3.2 Gen 1 ports (1 port on the back panel, 2 port available through the internal USB header); - 4 x USB 2.0/1.1 ports available through the internal USB headers
Highlights — Graphics Output: 2x Display Port, 1 x HDMI
Connector & Ports — LAN Port (s): Realtek 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps)
Basic Information — Supported CPU: AMD Socket AM5, support for:; AMD Ryzen 9000 Series Processors/; AMD Ryzen 8000 Series Processors/; AMD Ryzen 7000 Series Processors;
Connector & Ports — Display Port (s): 2 x DisplayPort
Connector & Ports — Supported Storage: 1 x M.2 connector (M2A_CPU), , integrated in the CPU, supporting Socket 3, M key, type 2580/2280 SSDs:; AMD Ryzen™ 9000/7000 Series Processors support PCIe 4.0 x4/x2 SSDs; AMD Ryzen™ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs; AMD Ryzen™ 8000 Series-Phoenix 2 Processors support PCIe 4.0 x4/x2 SSDs; 1 x M.2 connector (M2B_CPU), integrated in the CPU, supporting Socket 3, M key, type, type 25110/22110/2580/2280 SSDs:; AMD Ryzen™ 9000/7000 Series Processors support PCIe 4.0 x4/x2 SSDs; AMD Ryzen™ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs; AMD Ryzen™ 8000 Series-Phoenix 2 Processors support PCIe 4.0 x2 SSDs; 4 x SATA 6Gb/s connectors; RAID 0, RAID 1, RAID 5, and RAID 10 support for NVMe SSD storage devices; * RAID 5 is only available on AMD Ryzen™ 9000 Series Processors.
Connector & Ports — Internal I/O Ports: Internal I/O Connectors; 1 x 24-pin ATX main power connector; 1 x 8-pin ATX 12V power connector; 1 x CPU fan header; 1 x CPU fan/water cooling pump header; 1 x system fan header; 1 x system fan/water cooling pump header; 2 x addressable RGB Gen2 LED strip headers; 1 x RGB LED strip header; 4 x SATA 6Gb/s connectors; 2 x M.2 Socket 3 connectors; 1 x front panel header; 1 x front panel audio header; 1 x USB Type-C® header, with USB 3.2 Gen 1 support; 1 x USB 3.2 Gen 1 header; 2 x USB 2.0/1.1 headers; 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI V2 module only); 1 x reset jumper; 1 x Clear CMOS jumper; Back Panel Connectors; 1 x HDMI port (Note); 2 x DisplayPorts (Note); 1 x Q-Flash Plus button; 1 x PS/2 keyboard/mouse port; 1 x USB Type-C® port, with USB 3.2 Gen 1 support; 2 x USB 3.2 Gen 1 ports; 4 x USB 2.0/1.1 ports; 2 x antenna connectors (1T1R); 1 x RJ-45 port; 3 x audio jacks
Warranty Information — Manufacturing Warranty: 3 Year
Connector & Ports — TPM (Trusted Platform Module ): 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI V2 module only)

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Price	৳18,400	৳18,400	৳18,500	৳18,500
Availability	In stock	Out of stock	In stock	Out of stock
Brand	GIGABYTE	ASRock	MSI	ASRock
M.2 slots	1	—	2	—
RAM type	Support for DDR5 8200(O.C) / 8000(O.C) / 7950(O.C) / 7900(O.C) / 7800(O.C) / 7600(O.C.) / 7400(O.C.) / 7200(OC)/7000(OC)/6800(OC)/6666(OC)/6600(OC)/6400(OC)/6200(OC)/ 6000(OC)/5600(OC)/5200/4800/4400 MT/s memory modules; 4 x DDR5 DIMM sockets supporting up to 256 GB (64 GB single DIMM capacity) of system memory; Dual channel memory architecture; Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules; Support for AMD EXtended Profiles for Overclocking (AMD EXPO™) and Extreme Memory Profile (XMP) memory modules	- Dual Channel DDR5 Memory Technology; - Supports DDR5 ECC/non-ECC, un-buffered memory up to 7200+(OC); - Max. capacity of system memory: 256GB; - Supports Extreme Memory Profile (XMP) and EXTended Profiles for Overclocking (EXPO) memory modules	Memory Support DDR5 8200 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s; Ryzen 9000 Series Processors max. overclocking frequency:; • 1DPC 1R Max speed up to 8200+ MT/s; • 1DPC 2R Max speed up to 8000+ MT/s; Supports AMD POR Speed and JEDEC Speed; Supports Memory Overclocking and AMD EXPOTM; Supports Dual-Channel mode; Supports Non-ECC, Un-buffered memory; Supports CUDIMM, Clock Driver bypass mode only	Dual Channel DDR4 Memory Technology; 4 x DDR4 DIMM Slots; Supports DDR4 non-ECC, un-buffered memory up to 5333+(OC); Supports ECC UDIMM memory modules (operate in non-ECC mode); Supports Intel Extreme Memory Profile (XMP) 2.0; ; 1DPC 1R Up to 5333+ MHz (OC), 3200 MHz Natively.; 1DPC 2R Up to 4400+ MHz (OC), 3200 MHz Natively.; 2DPC 1R Up to 4266+ MHz (OC), 3200 MHz Natively.; 2DPC 2R Up to 4000+ MHz (OC), 3200 MHz Natively.
Form factor	Micro ATX Form Factor; 24.4cm x 24.4cm	- Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm	mATX; 226mmx243.84mm	ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm;
Chipset	AMD B840	AMD B650	AMD B850	Intel B760

Compare all 4 side by side

Gigabyte B840M DS3H AMD AM5 mATX Motherboard

Key highlights