# Motherboard GIGABYTE B840M DS3H, AMD B550, Socket AM5, Micro ATX

**URL:** https://aio.lv/en/product--gigabyte-b840m-ds3h--11330586
**Data updated:** 2025-12-30 21:07 (EET)
**Category:** Motherboards
**Manufacturer:** GIGABYTE
**Manufacturer code:** B840M DS3H
**EAN:** 4719331868437
**Warranty:** 3 Years
**Availability:** Available for order
**Price:** 113.49 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 93.79 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--gigabyte-b840m-ds3h--11330586

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The GIGABYTE B840M DS3H motherboard supports AMD Ryzen 9000 CPUs with an AM5 socket. It features 8+2+2 phases VRM, supports DDR5 memory up to 8200MHz, and has 2x PCIe 4.0 M.2 slots. With a maximum internal memory of 256GB and various storage interfaces including SATA III, this motherboard is ideal for high-performance builds. It also includes 2.5GbE LAN and USB 3.2 Gen 1 for fast connectivity.

## Long description

The GIGABYTE B840M DS3H is a Micro ATX motherboard with an AMD B840 chipset and Socket AM5, designed to support AMD Ryzen 9000 series processors. It offers an 8+2+2 phase VRM, four DDR5 memory slots supporting up to 256 GB and speeds up to 8200 MHz, two PCIe 4.0 M.2 slots, SATA III interfaces and a single PCIe x16 slot. Onboard connectivity includes 2.5GbE LAN and USB 3.2 Gen 1 ports, making this board suitable for performance-oriented PC builds that require modern interfaces and reliable power delivery.
Advantages
The motherboard combines AM5 compatibility with DDR5 support and a robust VRM design to provide stable performance for gaming, content creation and professional workloads. Compact Micro ATX form factor allows building space-efficient systems while retaining high-speed storage via dual PCIe 4.0 M.2 slots and fast network connectivity through onboard 2.5GbE. Multiple USB and SATA III ports ensure flexible peripheral and storage expansion.
Suitable for
Gaming systems with AMD Ryzen 9000 processors
Content creation and video editing workstations
Home and office PCs requiring fast LAN and NVMe storage
Compact builds where Micro ATX size is preferred
Key specifications
Form factor: Micro ATX
Chipset: AMD B840
Socket: AM5 (supports AMD Ryzen 9000)
Power design: 8+2+2 phases VRM
Memory: 4 × DDR5 slots, up to 256 GB, up to 8200 MHz
Storage: 2 × PCIe 4.0 M.2 slots, SATA III ports
Expansion: 1 × PCIe x16 slot
Network: 2.5GbE LAN
USB: USB 3.2 Gen 1 ports
Weight: 1.047 kg
How to use
Install the AM5-compatible CPU and DDR5 modules into their respective sockets and slots, mount the motherboard into a Micro ATX case using the included standoffs, and connect power from a compatible PSU to the 24-pin ATX and CPU power headers. Attach storage devices to the M.2 slots or SATA III ports, install a graphics card into the PCIe x16 slot if required, and connect front-panel, USB and LAN cables. After assembly, enter the BIOS to configure memory profiles, boot order and other system settings before installing the operating system.
Usage recommendations
For stable high-frequency DDR5 operation and demanding workloads, use a quality power supply and follow proper cooling practices. Keep the BIOS updated for best CPU and memory compatibility with AMD Ryzen 9000 processors.

## Specifications

### Features

| Feature | Value |
|---|---|
| Motherboard form factor | Micro ATX |
| Motherboard chipset | AMD B840 |
| Component for | PC |
| Audio output channels | 7.1 |
| Cooling type | Passive |
| PC health monitoring | FAN, Temperature, Voltage, Water cooling |
| Windows operating systems supported | Windows 10 x64, Windows 11 x64 |
| Motherboard chipset family | AMD |
| Power source type | ATX |

| Feature | Value |
|---|---|
| Product colour | Dark brown |

### Processor

| Feature | Value |
|---|---|
| Processor manufacturer | AMD |
| Processor socket | Socket AM5 |

### Memory

| Feature | Value |
|---|---|
| Number of memory slots | 4 |
| Maximum internal memory | 256 GB |
| Supported memory types | DDR5-SDRAM |
| Supported memory clock speeds | 7000, 6800, 6666, 6600, 6400, 6200, 6000, 5600, 5200, 4800, 4400 |
| Memory channels | Dual-channel |
| Unbuffered memory | Yes |
| Memory slots type | DIMM |
| Supported memory clock speed (max) | 8200 MHz |
| Maximum internal memory per slot | 64 GB |
| ECC сompatibility | non-ECC |

### Expansion slots

| Feature | Value |
|---|---|
| PCI Express x16 (Gen 3.x) slots | 1 |
| Number of M.2 (M) slots | 2 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| 1st M.2 largest key size | 2580 |
| 2nd M.2 largest key size | 25110 |
| 1st M.2 highest PCI Express generation | 4.0 |
| 2nd M.2 highest PCI Express generation | 4.0 |

### Graphics

| Feature | Value |
|---|---|
| Maximum resolution | 4096 x 2160 |
| Parallel processing technology support | Not supported |
| DirectX version | 12.0 |
| HDCP | Yes |

### Network

| Feature | Value |
|---|---|
| Ethernet LAN | Yes |
| LAN controller | Realtek RTL8125 |
| Wi-Fi | No |
| Ethernet interface type | 2.5 Gigabit Ethernet |

### Internal I/O

| Feature | Value |
|---|---|
| USB 2.0 connectors | 2 |
| CPU fan connector | Yes |
| ATX Power connector (24-pin) | Yes |
| Number of chassis fan connectors | 2 |
| Front panel audio connector | Yes |
| TPM connector | Yes |
| EPS power connector (8-pin) | Yes |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| Number of SATA III connectors | 4 |
| Front panel connector | Yes |
| RGB LED pin header | Yes |
| Number of RGB LED pin headers | 3 |
| Number of CPU fan connectors | 2 |
| Number of water pump connectors | 2 |
| Number of EPS power connectors (8-pin) | 1 |

### Rear panel I/O ports

| Feature | Value |
|---|---|
| PS/2 ports quantity | 1 |
| Line-in | Yes |
| USB 2.0 ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| Headphone outputs | 1 |
| Microphone in | Yes |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 1 |

### Storage controllers

| Feature | Value |
|---|---|
| RAID levels | 1, 10 |
| Supported storage drive types | HDD & SSD |
| RAID support | Yes |
| Number of storage drives supported | 6 |
| Supported storage drive interfaces | M.2, PCI Express 4.0, SATA III |

### Technical details

| Feature | Value |
|---|---|
| Warranty period | 3 year(s) |

### BIOS

| Feature | Value |
|---|---|
| BIOS memory size | 256 Mbit |
| BIOS type | UEFI AMI |
| ACPI version | 5.0 |
| Clear CMOS jumper | Yes |
| Desktop Management Interface (DMI) version | 2.7 |
| System Management BIOS (SMBIOS) version | 2.7 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Width | 244 mm |
| Depth | 244 mm |

### Other features

| Feature | Value |
|---|---|
| Number of HDDs supported | 4 |
| Supported processor sockets | Socket AM5 |
| Weight | 1.047 kg |
| Package weight | 1129.4 g |
| Height | 35 mm |
| DisplayPort version | 1.4 |
| Audio chip | Realtek ALC897 |

### Packaging content

| Feature | Value |
|---|---|
| Bundled software | Norton® Internet Security (OEM version)
LAN bandwidth management software |
| Batteries included | Yes |
| Screws included | Yes |

### Packaging data

| Feature | Value |
|---|---|
| Package depth | 265 mm |
| Package height | 54 mm |
| Package width | 265 mm |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Manganese Dioxide (LiMnO2) |
| Battery type | CR2032 |
| Number of battery cells | 1 |
| Battery weight | 3 g |
| Lithium weight per battery | 0.07 g |

### Logistics data

| Feature | Value |
|---|---|
| Products per shipping (inner) case | 1 pc(s) |

## FAQ

### How much does the Motherboard GIGABYTE B840M DS3H, B840M cost, and is it available for purchase?

The price is 113.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 502 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Motherboard GIGABYTE B840M DS3H, B840M be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All GIGABYTE products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized GIGABYTE service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: motherboard form factor, motherboard chipset, component for, processor socket, number of memory slots, maximum internal memory, pci express x16 (gen 3.x) slots, weight, supported memory types, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/11330586/65628480_large.webp