GIGABYTE B840M D2H AMD Ryzen 9000 Motherboard
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About This Item
- AMD B840 chipset for Ryzen 9000 CPUs
- 2x M.2 slots with PCIe 4.0/3.0 support
- Dual-channel DDR5 up to 7600 MHz
- Micro ATX form factor with passive cooling
- 7.1 audio with Realtek ALC897 codec
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GIGABYTE B840M D2H | AMD Ryzen 9000 Ready Micro-ATX Motherboard
The GIGABYTE B840M D2H is a micro-ATX motherboard designed for AMD Ryzen 9000 Series CPUs, offering robust performance with 5+2+2 phase VRM, dual DDR5 slots supporting up to 7600MHz, and versatile storage options including PCIe 4.0 and 3.0 M.2 slots.
Specification Overview
| Metric | Spec |
|---|---|
| CPU Support | AMD Ryzen 7000/8000/9000 Series |
| Memory | 2x DDR5, up to 128GB, 7600MHz |
| Storage | 2x M.2 (PCIe 4.0/3.0), 4x SATA III |
| Networking | 2.5GbE LAN |
| Form Factor | Micro-ATX |
Built for AMD Ryzen 9000 Performance
The B840M D2H features a 5+2+2 phase VRM design that delivers stable power delivery for demanding AMD Ryzen 9000 processors. This robust power architecture ensures consistent performance during intensive workloads, whether you’re gaming, content creation, or running professional applications. The micro-ATX form factor makes it ideal for compact builds without compromising on performance capabilities.
DDR5 Memory at 7600MHz
With dual-channel DDR5 support and speeds up to 7600MHz, this motherboard enables exceptional memory bandwidth for demanding applications. The 128GB maximum capacity provides ample room for multitasking and memory-intensive workloads. Whether you’re running virtual machines, editing 4K video, or gaming with high-resolution textures, the B840M D2H’s memory architecture delivers the performance you need.
Versatile Storage Solutions
The motherboard offers comprehensive storage flexibility with two M.2 slots supporting both PCIe 4.0 and 3.0 standards, plus four SATA III ports. This configuration allows for high-speed NVMe SSDs alongside traditional SATA drives, giving you the best of both worlds. The RAID 0, 1, and 10 support provides additional options for performance optimization or data redundancy, making this board suitable for both enthusiasts and professionals.
Enhanced Connectivity
Featuring 2.5GbE LAN with Realtek RTL8125 controller, the B840M D2H ensures fast and reliable network connectivity. The board includes USB 3.2 Gen 1 ports for high-speed data transfer, HDMI 2.1 for 4K display output, and comprehensive audio capabilities with 7.1 channel support. The Realtek ALC897 audio chip delivers clear sound quality for both gaming and media consumption.
Advanced Cooling and Monitoring
The B840M D2H includes comprehensive PC health monitoring for fan speeds, temperatures, voltages, and water cooling systems. With two CPU fan headers, one water pump connector, and three RGB LED headers, you have complete control over your system’s cooling and aesthetics. The passive cooling design helps maintain optimal temperatures while minimizing noise levels.
Package contents
- GIGABYTE B840M D2H motherboard
- I/O shield
- User manual
- Driver DVD
- SATA cables
- Screws included
Things to check first
- Confirm your CPU is compatible with Socket AM5 (Ryzen 7000/8000/9000 Series)
- Verify your case supports micro-ATX form factor (244mm x 244mm)
- Check your power supply has the required 24-pin ATX and 8-pin EPS connectors
- Confirm your memory modules are DDR5 and support the desired speed
Frequently Asked Questions
Does this motherboard support WiFi?
What is the maximum RAM speed supported?
Can I use this with older Ryzen processors?
How many graphics cards can I install?
What type of audio does it support?
Worth knowing before you buy
The GIGABYTE B840M D2H is an excellent choice for users building compact systems with AMD Ryzen 9000 Series processors who need robust power delivery, high-speed DDR5 memory, and versatile storage options. The micro-ATX form factor makes it perfect for space-conscious builds while still offering comprehensive features. Covered by the applicable manufacturer warranty.
| Weight | 0.4 kg |
|---|---|
| Bundled software | Norton® Internet Security (OEM version) LAN bandwidth management software |
| Front panel connector | Yes |
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 3.1 Gen 1 connectors | 1 |
| TPM connector | Yes |
| Number of SATA III connectors | 4 |
| Number of chassis fan connectors | 1 |
| Front panel audio connector | Yes |
| EPS power connector 8-pin | Yes |
| CPU fan connector | Yes |
| ATX Power connector 24-pin | Yes |
| RGB LED pin header | Yes |
| Number of CPU fan connectors | 2 |
| Number of EPS power connectors 8-pin | 1 |
| Number of water pump connectors | 1 |
| Number of RGB LED pin headers | 3 |
| Warranty period | 3 year(s) |
| Processor manufacturer | AMD |
| Compatible processor series | AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Processor socket | Socket AM5 |
| Number of memory slots | 2 |
| Memory slots type | DIMM |
| Memory channels | Dual-channel |
| Supported memory clock speeds | 7600,7200,7000,6800,6666,6600,6400,6200,6000,5600,5200,4800,4400 MHz |
| Maximum internal memory | 128 GB |
| Unbuffered memory | Yes |
| Supported memory clock speed max | 7600 MHz |
| ECC сompatibility | Non-ECC |
| Maximum internal memory per slot | 64 GB |
| Number of HDDs supported | 4 |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, PCI Express 4.0, SATA III |
| RAID levels | 1, 10 |
| Number of storage drives supported | 6 |
| RAID support | Yes |
| Parallel processing technology support | Not supported |
| USB 3.2 Gen 1 3.1 Gen 1 Type-A ports quantity | 2 |
| USB 2.0 ports quantity | 4 |
| PS/2 ports quantity | 1 |
| Microphone in | Yes |
| Headphone outputs | 1 |
| HDMI ports quantity | 1 |
| Ethernet LAN RJ-45 ports | 1 |
| Line-in | Yes |
| LAN controller | Realtek RTL8125 |
| Motherboard chipset family | AMD |
| Supported processor sockets | Socket AM5 |
| PC health monitoring | Fan, Temperature, Voltage, Water cooling |
| Cooling type | Passive |
| Audio output channels | 7.1 channels |
| Component for | PC |
| Audio chip | Realtek ALC897 |
| Product colour | Dark brown |
| Number of M.2 M slots | 2 |
| PCI Express x16 Gen 3.x slots | 1 |
| PCI Express x16 Gen 4.x slots | 1 |
| 1st M.2 largest key size | 2580 |
| 1st M.2 highest PCI Express generation | 4.0 |
| 2nd M.2 largest key size | 2280 |
| 2nd M.2 highest PCI Express generation | 3.0 |
| BIOS type | UEFI AMI |
| Clear CMOS jumper | Yes |
| BIOS memory size | 256 Mbit |
| ACPI version | 5.0 |
| System Management BIOS SMBIOS version | 2.7 |
| Desktop Management Interface DMI version | 2.7 |
| Power source type | ATX |
| Maximum resolution | 4096 x 2160 pixels |
| HDCP | Yes |
| DirectX version | 12.0 |
| Windows operating systems supported | Windows 10 x64, Windows 11 x64 |
| Battery technology | Lithium-Manganese Dioxide (LiMnO2) |
| Battery weight | 3 g |
| Number of battery cells | 1 |
| Lithium weight per battery | 0.07 g |
| Battery type | CR2032 |
| Products per shipping inner case | 1 pc(s) |
| Width | 244 mm |
| Depth | 244 mm |
| Batteries included | Yes |
| Screws included | Yes |
| Height | 35 mm |
| Package width | 265 mm |
| Package depth | 265 mm |
| Package height | 54 mm |
| Package weight | 1.03 kg |
| Weight | 940 g |
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