Unleash next-gen performance with the Gigabyte B840M AM5 Micro-ATX Motherboard, designed for AMD Ryzen 7000 Series processors. Supporting up to 256GB DDR5 RAM with speeds up to 8200MHz, it delivers exceptional stability and overclocking power. Equipped with Wi-Fi 6, Bluetooth, and 2.5Gb Realtek LAN, it ensures ultra-fast connectivity. Featuring HDMI 2.1 and DisplayPort 1.4, it supports vibrant, high-resolution displays. With PCIe 4.0 expansion slots, SATA III ports, and 7.1-channel HD audio, it’s built for immersive gaming and multitasking. RGB headers and a Clear CMOS button add flexibility and style, making the Gigabyte B840M perfect for modern gaming builds.
Gigabyte GA-B840M DS3H WF6 (AM5) (D)
| Form factor |
Micro ATX (mATX) |
| Socket | AM5 |
| Chipset | AMD B840 |
| Mainboard features |
Clear CMOS Button, Front panel audio connector, RGB header |
| Operating system compatibility |
Windows, Windows 10 |
| BIOS type | UEFI AMI |
| Wireless transmission | Bluetooth, Wi-Fi |
| Wi-Fi standard |
Wi-Fi 6 / 802.11ax |
| Processor family |
AMD 7000 Series |
| Memory form factor | DIMM |
| Number of pins | 288 x |
| Number of memory modules (RAM) | 4 x |
| Max. memory (RAM) | 256 GB |
| Memory chip | DDR5 SDRAM |
| Max. RAM OC | 8200 MHz |
| Supported memory speed |
4400 MHz, 4800 MHz, 5200 MHz, 5600 MHz, 6000 MHz, 6200 MHz, 6400 MHz, 6600 MHz, 7000 MHz, 7600 MHz, 7800 MHz, 7900 MHz, 7950 MHz, 8000 MHz, 8200 MHz |
| Memory type | DDR5 RAM |
| RAM buffer | Unbuffered |
| Video connections |
DisplayPort (2x), HDMI (1x) |
| Video connection version |
Display port 1.4, HDMI 2.1 |
| Network connections |
RJ45 Gigabit Ethernet (1x) |
| Ethernet controller brand | Realtek |
| Ethernet controller |
Realtek RTL8125 |
| Max. port speed | 2.50 Gbps |
| Chip | Realtek ALC897 |
| Audio channel | 7.1 Channel |
| Audio Connections |
Headphone output (1x), Jack 3.5mm (1x), Jack 3.5mm Line In (1x), Microphone |
| RAID configuration | 0, 1, 10, 5 |
| Internal connection options | S-ATA III (4x) |
| Expansion slot |
PCI Express x16 (Gen 3) (1x), PCI Express x16 (Gen 4) (1x) |
| PCI express version (max.) | 4 |
| Number of fan connector | 3 |
| USB ports | USB-A, USB-C |
| Exact USB ports |
USB-A 2.0 (4x), USB-A 3.2 Gen 1 (1x), USB-C 3.2 Gen 1 (1x) |
| Power connectors | 24-pin ATX |
| Scope of delivery |
Norton® Internet Security (OEM version) |
| Length | 244 mm |
| Width | 244 mm |
| Height | 35 mm |
| Weight | 1130 g |
