Gigabyte B840M DS3H (B840,AM5,mATX,DDR5)

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 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
(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

* Support for HDMI 2.1 version, HDCP 2.3, and HDR.
** Support for native HDMI 2.1 TMDS compatible ports.

* Support for DisplayPort 1.4 version.

Audio

* 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

* 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.

Storage Interface

* RAID 5 is only available on AMD Ryzen™ 9000 Series Processors.

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

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/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 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
1 x RJ-45 port
3 x audio jacks

(Note) Actual support may vary by CPU.

I/O Controller

iTE® I/O Controller Chip

H/W Monitoring

* 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

* Available applications in GCC may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.

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