Gigabyte B840M D2H

Key Features

X3D Turbo Mode to unleash new era gaming performance
AMD Socket AM5 : Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Processors
Digital 5+2+2 phases VRM solution
Dual Channel DDR5 : 2*DIMMs with AMD EXPO™ Memory Module Support
EZ-Latch : PCIe x16 Slot with Quick Release Design
Friendly UI : Multi-Theme, AIO Fan Control, and Q-Flash Auto Scan in BIOS and SW
Ultra-Fast Storage : 2*M.2 slots, including 1* PCIe 4.0 x4
Fast Networking : 2.5GbE LAN

CPU
AMD Socket AM5, support for:
AMD Ryzen™ 9000 Series Processors/
AMD Ryzen™ 8000 Series Processors/
AMD Ryzen™ 7000 Series Processors
(Go to GIGABYTE's website for the latest CPU support list.)
Chipset
AMD B840
Memory
Support for DDR5 7600(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
2 x DDR5 DIMM sockets supporting up to 128 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
(The CPU and memory configuration may affect the supported memory types, data rate (speed), and number of DRAM modules, please refer to "Memory Support List" on GIGABYTE's website for more information.)
Onboard 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.

(Graphics specifications may vary depending on CPU support.)
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.
LAN
Realtek® 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps)
Expansion Slots
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)
Storage Interface
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 (M2C_SB), integrated in the Chipset, supporting Socket 3, M key, type 2280 PCIe 3.0 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.

RAID 0, RAID 1, and RAID 10 support for SATA storage devices
USB
CPU:
- 2 x USB 3.2 Gen 1 ports on the back panel
CPU+USB 2.0 Hub:
- 4 x USB 2.0/1.1 ports on the back panel
Chipset:
- 2 x USB 3.2 Gen 1 ports available through the internal USB header
- 4 x USB 2.0/1.1 ports available through the internal USB headers
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
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 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/GC-TPM2.0 SPI 2.0/GC-TPM2.0 SPI V2 module only)
1 x reset jumper
1 x Clear CMOS jumper
Back Panel Connectors
1 x PS/2 keyboard/mouse port
2 x USB 3.2 Gen 1 ports
4 x USB 2.0/1.1 ports
1 x HDMI port*
1 x Q-Flash Plus button
1 x RJ-45 port
3 x audio jacks

* Actual support may vary by CPU.
I/O Controller
iTE® I/O Controller Chip
H/W Monitoring
Voltage detection
Temperature detection
Fan speed detection
Water cooling flow rate detection
Fan fail warning
Fan speed control

* Whether the fan (pump) speed control function is supported will depend on the fan (pump) you install.
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
Unique 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
Bundled Software
Norton® Internet Security (OEM version)
LAN bandwidth management software
Operating System
Support for Windows 11 64-bit
Support for Windows 10 64-bit
Form Factor
Micro ATX Form Factor; 24.4cm x 24.4cm