| Basic Information | ||
| Supported CPU | AMD Socket AM5, support for: AMD Ryzen 9000 Series Processors/ AMD Ryzen 8000 Series Processors/ AMD Ryzen 7000 Series Processors |
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| Chipset | AMD B840 | |
| 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 |
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| Form Factor | Micro ATX Form Factor; 24.4cm x 24.4cm | |
| 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. |
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| Expansion Slots | ||
| PCI | 1 x PCI Express x16 slot (PCIEX16), integrated in the CPU: AMD Ryzenâ„¢ 9000/7000 Series Processors support PCIe 4.0 x16 mode AMD Ryzenâ„¢ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x8 mode AMD Ryzenâ„¢ 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) |
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| M.2 Socket | 1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2580/2280 SSDs 1 x M.2 connector (M2B_CPU), integrated in the CPU, supporting Socket 3, M key, type, type 25110/22110/2580/2280 SSDs: |
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| Memory | ||
| Maximum Memory | up to 256 GB (64 GB single DIMM capacity) of system memory | |
| Slots | 4 x DIMM | |
| Supported 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 EXPOâ„¢) and Extreme Memory Profile (XMP) memory modules |
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| Type | DDR5 | |
| Graphics | ||
| Graphics | Integrated Graphics Processor with AMD Radeonâ„¢ 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. - 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 |
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| Connector & Ports | ||
| HDMI | 1 x HDMI port | |
| USB (s) | 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 |
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| LAN Port (s) | Realtek 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps) | |
| Supported Storage | 1 x M.2 connector (M2A_CPU), , integrated in the CPU, supporting Socket 3, M key, type 2580/2280 SSDs: AMD Ryzenâ„¢ 9000/7000 Series Processors support PCIe 4.0 x4/x2 SSDs AMD Ryzenâ„¢ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs AMD Ryzenâ„¢ 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, type 25110/22110/2580/2280 SSDs: AMD Ryzenâ„¢ 9000/7000 Series Processors support PCIe 4.0 x4/x2 SSDs AMD Ryzenâ„¢ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs AMD Ryzenâ„¢ 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 Ryzenâ„¢ 9000 Series Processors. |
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| RAID | RAID 0, RAID 1, RAID 5, and RAID 10 support for SATA storage devices | |
| Audio | 3 x audio jacks | |
| Internal I/O Ports | 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 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 2 x antenna connectors (1T1R) 1 x RJ-45 port 3 x audio jacks |
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| Display Port (s) | 2 x DisplayPort | |
| TPM (Trusted Platform Module ) | 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI V2 module only) | |
| Others | ||
| Special 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 |
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| Bundled Software | Norton Internet Security (OEM version) | |
| Warranty Information | ||
| Warranty | 3 Year | |
The GIGABYTE B840M DS3H is a streamlined Micro-ATX motherboard engineered for the AMD AM5 socket, offering a balanced entry point for users building with AMD Ryzen 9000 and 8000 series processors. It is designed for builders who prioritize a reliable, no-nonsense foundation for their PC while taking advantage of the massive bandwidth improvements offered by DDR5 memory.
To support the architectural demands of the AM5 platform, the B840M DS3H features a 6+2+2 Phase Digital VRM solution. This configuration ensures that the CPU receives consistent and clean power, which is essential for system stability during heavy multitasking or gaming. By using high-quality components like Low RDS(on) MOSFETs, the board minimizes energy loss and heat generation, extending the overall lifespan of the hardware.
One of the standout features of this motherboard is its focus on high-speed data access. It includes:
M.2 PCIe 5.0 Slot: Provides a dedicated lane for next-generation NVMe SSDs, allowing for incredible read and write speeds that significantly outperform older Gen4 drives.
DDR5 Memory Support: Offers a massive jump in memory frequency and bandwidth compared to DDR4, ensuring the system remains snappy and responsive.
Realtek 2.5GbE LAN: Delivers faster-than-standard wired internet speeds, providing a smoother experience for online gaming and large file transfers.
The board is equipped with Smart Fan 6, a comprehensive cooling management system that features multiple temperature sensors and hybrid fan headers. These headers can detect whether a fan is PWM or Voltage controlled, adjusting speeds automatically to maintain the perfect balance between silence and cooling.
Get specific details about this product from customers who own it.