Gigabyte B840M DS3H AM5 mATX Motherboard
Key Features
- X3D Turbo Mode to unleash new era gaming performance
- AMD Socket AM5 : Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Processors
- Digital 8+2+2 phases VRM solution
- Dual Channel DDR5 : 4*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
Durable Performance
GIGABYTE Ultra Durable™ motherboards built with optimal components inside out provide the prime performance and timeless platform.
Digital VRM Design
Delivers consistent, high-powered performance to elevate your overclocking to the next level.
Infinite Memory Performance
GIGABYTE UD motherboards boost DDR5 memory performance and offer top-notch compatibility using various advanced methods.
Top-tier Compatibility
DDR5 Overclocking Up to
7200MT/s
* Memory overclocking and XMP/EXPO support may vary. Please refer to the qualified vendor list (QVL) for details and note that product features may vary by model.
Comprehensive Thermal
UD motherboards come with advanced full-metal thermal design and durable heatsinks to keep your system cool and efficient.
* Photo for reference only
M.2 Thermal Guard
The M.2 Thermal Guard prevents throttling and bottlenecks from high speed M.2 SSDs as it helps to dissipate heat before it becomes an issue.
Future Connectivity
The ultimate connectivity with blazing data-transfer speeds through the next generation network and storage.
2.5GbE LAN
Supercharge your gaming with 2.5GbE LAN Achieve lightning-fast speeds, minimal lag, and unbeatable performance to elevate your gaming setup and dominate the competition.
PCIe 4.0 Hardware Design
Featuring PCIe 4.0 x16 slot and PCIe 4.0 M.2 slot support, GIGABYTE Motherboards are ready to work with the PCIe 4.0 devices to provide the superior performance.
* Photo for reference only.
Hi-Fi Audio
High-End Audio CapacitorsAudio Noise Guard
* Photo for reference only.
| Category | Specification |
|---|---|
| CPU | AMD Socket AM5, support for: – AMD Ryzen™ 9000 Series Processors – AMD Ryzen™ 8000 Series Processors – AMD Ryzen™ 7000 Series Processors |
| Chipset | AMD B840 |
| Memory | Support for DDR5 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 | Integrated Graphics Processor with AMD Radeon™ Graphics support: – 1 x HDMI port, supporting a maximum resolution of 4096×2160@60 Hz * Support for HDMI 2.1 version, HDCP 2.3, and HDR. ** Support for native HDMI 2.1 TMDS compatible ports. – 2 x DisplayPorts, supporting a maximum resolution of 3840×2160@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 * 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 (M2B_CPU), integrated in the CPU, supporting Socket 3, M key, type 25110/22110/2580/2280 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 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, 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 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 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 | 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 |
| Bundle 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 |
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