GIGABYTE B850M DS3H M-ATX Motherboard
MPN B850M-DS3H · Brand GIGABYTE · mATX
GIGABYTE B850M DS3H is an AMD AM5 Micro-ATX motherboard with B850 chipset, DDR5 support up to 8200 MT/s, PCIe 5.0 M.2 storage, 2.5GbE LAN, and compatibility with Ryzen 7000, 8000, and 9000 Series processors
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Overview
The GIGABYTE B850M DS3H is a Micro-ATX motherboard built on the AMD B850 chipset, designed for the AM5 platform and compatible with AMD Ryzen 9000, Ryzen 8000, and Ryzen 7000 Series processors. Fitting neatly into compact builds without sacrificing modern connectivity, it delivers a capable foundation for gaming rigs and productivity workstations alike. At the heart of its power delivery sits a digital twin 8+2+2 phase VRM solution, engineered to provide stable voltage regulation across a range of Ryzen processor configurations. The board supports dual-channel DDR5 memory across four DIMM slots, with speeds rated up to 8200 MT/s and compatibility with both AMD EXPO and XMP profiles for straightforward memory overclocking. Maximum supported memory capacity is 256 GB using non-ECC unbuffered modules. Storage is a clear strength of the B850M DS3H. Two M.2 Socket 3 connectors are onboard: one supporting PCIe 5.0 speeds for next-generation NVMe SSDs, and a second operating on PCIe 4.0. A thermal guard over the M.2 slots helps maintain SSD temperatures under sustained workloads. Four SATA 6 Gb/s connectors add traditional drive connectivity for HDDs and SSDs. The primary PCIe x16 slot supports PCIe 5.0 x16 mode with Ryzen 9000 and 7000 processors, dropping to PCIe 4.0 x8 or x4 modes with certain Ryzen 8000 Phoenix variants. A chipset-connected PCIe x16 slot running at x4 (PCIe 3.0) is also present for additional expansion. Networking is handled by a 2.5GbE LAN port, offering substantially higher throughput than legacy gigabit connections. Display outputs include one HDMI port and two DisplayPorts on the rear I/O, supporting integrated graphics on compatible APUs. GIGABYTE's X3D Turbo Mode, accessible through the BIOS, applies optimisation parameters that can elevate gaming frame rates on both X3D and non-X3D Ryzen 9000 processors. For builders, EZ-Latch on the PCIe x16 slot enables quick graphics card removal, while M.2 EZ-Latch Plus allows screwless SSD installation. Three addressable RGB Gen2 headers and one standard RGB header provide lighting flexibility. The rear I/O panel includes USB 3.2 Gen 2 Type-A and Type-C ports, multiple USB 3.2 Gen 1 and USB 2.0 ports, and a Q-Flash Plus button for BIOS updates without a CPU or RAM installed. A 3-year warranty is included. Verified Specifications: - Socket: AMD AM5 - Chipset: AMD B850 - Form Factor: Micro-ATX - CPU Compatibility: AMD Ryzen 9000 / 8000 / 7000 Series - Memory: 4x DDR5 DIMM, Dual Channel, up to 8200 MT/s, max 256 GB, AMD EXPO & XMP support - Primary PCIe Slot: PCIe 5.0 x16 (Ryzen 9000/7000) / PCIe 4.0 x8 or x4 (Ryzen 8000) - M.2 Slots: 2x M.2 Socket 3 (1x PCIe 5.0, 1x PCIe 4.0) - SATA: 4x SATA 6 Gb/s - LAN: 2.5GbE - Rear USB: USB 3.2 Gen 2 Type-A, USB 3.2 Gen 2 Type-C, 2x USB 3.2 Gen 1, 4x USB 2.0 - Display Output: 1x HDMI, 2x DisplayPort - VRM: 8+2+2 phase digital twin - Warranty: 3 Years
Datasheet
| Memory Type | DDR5 |
|---|---|
| Warranty | 3 Years |
| Form Factor | mATX |
| Chipset | B850 |
| Socket | AM5 |
| CPU Type | Ryzen 9000,Ryzen 8000,Ryzen 7000 |
| Max Memory | 256 GB |
| Memory Speed | up to 8200 |
| Platform | AMD |
| Graphics Port | 1 x HDMI,2 x DisplayPort |
| Memory Feature | 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.) |
| 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, 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) |
| Channel Supported | Dual Channel |
| Back Panel I/O Ports | 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 ports (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 |
| Internal I/O Connector | 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/GC-TPM2.0 SPI 2.0/GC-TPM2.0 SPI V2 module only) 1 x reset button 1 x reset jumper 1 x Clear CMOS jumper |




