The GIGABYTE B850M DS3H (Rev. 1.2) Micro ATX Motherboard has been designed to support powerful AMD Ryzen desktop processors while providing modern connectivity, high-speed memory compatibility, and advanced storage capabilities. Built around the AMD B850 chipset and AM5 socket, compatibility with AMD Ryzen™ 9000, 8000, and 7000 Series Processors is provided. A DDR5 dual-channel memory architecture is supported, with speeds of up to 8200 MT/s through overclocking and a maximum system memory capacity of 256GB, making this motherboard suitable for gaming PCs, productivity systems, and high-performance desktop configurations.

Advanced expansion and storage options are provided through PCI Express slots, dual M.2 connectors, and four SATA 6Gb/s ports. PCIe 5.0 support is available for compatible processors, allowing next-generation graphics cards and high-speed NVMe SSDs to be accommodated. Connectivity is further enhanced through USB 3.2 Gen 2 Type-C and Type-A ports, 2.5GbE LAN, HDMI, and dual DisplayPort outputs. Triple-display support is also provided through the integrated graphics capabilities of compatible AMD processors.

For improved system customization and maintenance, GIGABYTE technologies such as Q-Flash Plus, Q-Flash, GIGABYTE Control Center, and Smart Backup are supported. Fan and water-cooling monitoring features are also integrated, while multiple addressable RGB Gen2 headers are provided for customized lighting configurations. With its compact 24.4 x 24.4 cm Micro ATX design, the B850M DS3H motherboard is suitable for modern PC builds where performance, connectivity, and space efficiency are required.

Key Features

AMD AM5 Socket and Ryzen Processor Compatibility
Support for AMD Ryzen™ 9000, 8000, and 7000 Series Processors is provided through the AM5 socket, allowing powerful desktop CPUs to be installed for gaming, multitasking, and demanding applications.

AMD B850 Chipset
The AMD B850 chipset is integrated to provide modern platform capabilities, advanced connectivity, and compatibility with the latest AM5 desktop components.

DDR5 Memory Support up to 8200 MT/s (OC)
Four DDR5 DIMM slots are provided, supporting up to 256GB of system memory in a dual-channel configuration. AMD EXPO™ and Intel XMP memory profiles are supported for convenient memory performance tuning.

PCIe 5.0 Expansion Support
A CPU-connected PCI Express x16 slot is provided, with PCIe 5.0 support available for compatible AMD Ryzen 9000 and 7000 Series Processors. An additional PCIe 3.0 x16 slot operating at x4 is also included.

Dual M.2 Storage Connectivity
Two M.2 connectors are integrated for compatible NVMe SSDs. PCIe 5.0 x4/x2 support is provided through the primary M.2 connector with supported Ryzen 9000 and 7000 Series Processors, while additional PCIe 4.0 storage compatibility is available through the second connector.

2.5GbE High-Speed Ethernet
A Realtek® 2.5GbE LAN controller is integrated to support network speeds of 2.5 Gbps, 1 Gbps, and 100 Mbps for fast and reliable wired networking.

Advanced Display Connectivity
One HDMI 2.1 port and two DisplayPort 1.4 connectors are provided for compatible displays. Resolutions of up to 4K at 60Hz through HDMI and 4K at 144Hz through DisplayPort are supported, with simultaneous triple-display operation available.

USB 3.2 Gen 2 Connectivity
USB Type-C® and Type-A connections are provided with USB 3.2 Gen 2 support, allowing compatible peripherals and external storage devices to be connected at high transfer speeds.

Realtek High Definition Audio
A Realtek® Audio CODEC is integrated to provide high-definition, multi-channel audio support, including 2-channel, 4-channel, 5.1-channel, and 7.1-channel configurations.

RGB Lighting Customization
Three addressable RGB Gen2 LED strip headers and one RGB LED strip header are provided for customizable lighting effects and compatible RGB components.

Q-Flash Plus Technology
BIOS updating is simplified through Q-Flash Plus, allowing supported BIOS updates to be performed without requiring a traditional CPU, memory, or graphics card installation.

Advanced Cooling and Hardware Monitoring
Voltage, temperature, fan speed, and water-cooling flow rate monitoring are supported. Fan failure warnings and fan speed control are also provided for improved system management.

Compact Micro ATX Design
A 24.4 x 24.4 cm Micro ATX form factor is used, allowing the motherboard to be installed in compatible compact desktop cases without sacrificing essential connectivity and expansion capabilities.

Specifications

Model: B850M DS3H (Rev. 1.2)

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 B850

Memory

• Support for DDR5 8200(OC) / 8000(OC) / 7800(OC) / 7600(OC) / 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. Refer to the 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 and HDCP 2.3, and HDR.

    • Support for native HDMI 2.1 TMDS compatible ports.

  • 2 x DisplayPorts, supporting a maximum resolution of 3840x2160@144 Hz.

    • Support for DisplayPort 1.4 version.

• Support for up to triple-display at the same time.

• Graphics specifications may vary depending on CPU support.

Audio

• Realtek® Audio CODEC.

• High Definition Audio.

• 2/4/5.1/7.1-channel.

• Audio jack functionality can be changed 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 5.0 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, it must be installed 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 25110/22110/2580/2280 SSDs:

  • AMD Ryzen™ 9000/7000 Series Processors support PCIe 5.0 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 (M2B_CPU), integrated in the CPU, supporting Socket 3, M key, type 22110/2280 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 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:

  • 1 x USB Type-C® port on the back panel, with USB 3.2 Gen 2 support.

  • 1 x USB 3.2 Gen 2 Type-A port (red) 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 2 support, available through the internal USB header.

  • 4 x USB 3.2 Gen 1 ports (2 ports on the back panel, 2 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.

• 1 x system fan/water cooling pump header.

• 3 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 2 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 V2 module only).

• 1 x reset button.

• 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 3.2 Gen 2 Type-A port (red).

• 1 x USB Type-C® port, with USB 3.2 Gen 2 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

• 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) installed.

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).

Operating System

• Support for Windows 11 64-bit.

• Support for Windows 10 64-bit.

Form Factor

• Micro ATX Form Factor.

• 24.4 cm x 24.4 cm.

Conclusion

The GIGABYTE B850M DS3H (Rev. 1.2) AMD AM5 Motherboard is designed for modern gaming and productivity PC builds powered by AMD Ryzen processors. With DDR5 memory support up to 8200 MT/s (OC), PCIe 5.0 compatibility, dual M.2 storage connectors, 2.5GbE networking, and extensive USB connectivity, a versatile hardware platform is provided. Its advanced monitoring features, RGB lighting support, convenient BIOS update technologies, and compact Micro ATX form factor make it a practical foundation for building a powerful and customizable desktop computer.