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MB-GB840MDS3H
Motherboards: AMD Socket AM5 Motherboard
Gigabyte
MB-GB840MDS3H information and overview
Gigabyte B840M DS3H B840 Chipset AMD Ryzen AM5 Socket Micro ATX Motherboard, 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, 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, 1 x HDMI port, 2 x DisplayPorts, 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, Micro ATX Form Factor, 24.4cm x 24.4cm
Specifications & more information about MB-GB840MDS3H, Motherboards: AMD Socket AM5 Motherboard manufactured by Gigabyte
Specifications available as a download
Important notice The information displayed below this paragraph is for reference purposes only. The information may be generic in nature, which covers the entire range of products that fall within this category, and might not apply to this specific model. Please select the correct model as per the above description.
Kindly note that additional software, such as anti-virus and office software, are trial versions and a license will need to be purchased to use the software without limitations.
Features:
X3D Turbo Mode to unleash new era gaming performance
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
X3D Turbo Mode X3D Turbo Mode's unique optimization parameters allow even Ryzen™ 9000 X3D gaming Performance enhance & Ryzen™ 9000 non-X3D processors to achieve similar gaming performance levels as their Ryzen™ X3D counterparts. Experience smoother gameplay, higher frame rates, and reduced latency with GIGABYTE's BIOS innovation- X3D Turbo Mode.
AORUS AI SNATCH Unleash Ultimate Performance with One-Click Activation.
Auto CPU & DDR5 Memory Boost With just a single click, unleash the full potential of CPU & DDR5 memory, instantly boosting your gaming and work efficiency.
One-Click Acceleration: Enhance CPU & DDR5 speeds with a single click.
Real time Analyze
OC accuracy UP
EZ to Pro
Fast AI Performance Accelerate AI processing for greater performance
Up to 8% AI Performance*
Accelerated AI decision-making
Boosted reinforcement learning
Streamlined language processing
Boost CPU & Memory Performance Raise system speed and performance.
Up to 9% CPU & Memory Performance Boost*
Tailored-overclocking for your CPU and memory
Faster data transfer and application loading
Improved multitasking performance
Optimized overall system performance
Maximize performance in a snap Enable users to easily become overclocking experts through a simple interface.
Smart & Safe overclocking Protect your motherboard through multiple over-temperature and over-current safeguards.
Over Temperature Protection
Over Current Protection
Over Voltage Protection
Over Power Protection
Under Voltage Protection
Short Circuit Protection
Less Power Usage Optimal power-efficiency, Enhance Up to 9% With faster computations, it also means reduced power consumption, making it more environmentally friendly and energy-efficient, continuously contributing to the well-being of our planet.
AI-Driven PCB Design Redefining PCB Design with AI
AI-Driven PCB Technology-Redefining PCB Design with Artificial Intelligence AI-Driven PCB Technology employs AI algorithms to optimize vias, routing and stackups. It ensures peak performance and signal integrity across single and cross-layer throughout the design process.
AI-ViaFusion Technology Optimized vias & pads for signal integrity
AI-Trace Technology Smart routing for peak performance
AI-Layer Technology Tailored stackups for enhanced functionality
Key Features:
AI-Generated Design Recipes
AI-Driven Simulation
AI-Powered Signal Verification
Single and cross-layer signal optimization
AI-ViaFusion™ Technology - AI-Powered Excellence in Signal Integrity Reduction in Signal Reflection Up to 28.2%, AI-ViaFusion, an AI-assisted via optimization technology, determines optimal via and pad sizes across PCB areas. This technology enhances cross-layer signal integrity and transmission efficiency, outperforming traditional design methods.
Best-in-class Signal Quality
Superior signal transmission efficiency
Dramatically reduced signal reflection
Elevated signal quality and reliability
Enhanced cross-layer PCB signal performance
AI-ViaFusion Technology - AI-Engineered Via Design Formula AI-ViaFusion is a proprietary AI-generated hybrid via structure design. This PCB technology, validated through AI simulations and testing, aims to enhance high-speed signal transmission.
Optimized Via Design Varied via sizes for optimized signal and power paths
Driven Pad Optimization Custom pad sizes for performance and production balance
Precision Impedance Matching Via & pad sizes selected for optimal signal impedance
Minimized Insertion Loss Optimized vias reduce signal loss
Enhanced Return Loss Precision impedance matching reduces reflections
Optimized Eye Diagram Wider eye opening improves signal integrity
AI-ViaFusion Technology - AI-Driven Revolution in PCB Design Vias (Vertical Interconnect Access) are critical for multi-layer PCB connectivity. Via size significantly impacts signal integrity, affecting capacitance, reflections, and crosstalk.
Strategic Via Sizing Optimized for varied signals across PCB
Enhanced Impedance Matching Precise control via machine learning
Space Optimization Maximized layout efficiency with signal integrity
AI-Trace Technology-Revolutionizing PCB Routing with AI AI-Trace Technology transforms PCB design by leveraging AI to optimize trace routing, resulting in enhanced performance and signal integrity.
Fiber Weave Effect Mitigation Optimized signal synchronization
Shielded Memory Routing Optimized signal shielding and precision
Impedance-Optimized Topology Refined traces with minimal resistance
Isolated Memory Routing Optimized trace layout and layer separation
Daisy-Chained Routing Innovative design eliminates signal bottlenecks
Mitigating Fiber Weave Effect with AI-Trace Technology Fiber Weave Effect in high-speed PCBs stems from varying dielectric constants of epoxy resin and glass fibers, this causes varying signal propagation speeds, leading to signal integrity issues such as crosstalk and jitter. AI-Trace Technology implements innovative routing angles to mitigate this effect.
HyperTune BIOS - AI-Driven Advanced BIOS Optimization Technology BIOS Efficiency Boost Up to 95%+. HyperTune BIOS uses AI to optimize signals. The 800 series implements this for peak efficiency, enabling significant memory clock speed boosts and enhanced overall performance.
AI-Enhanced Performance Optimization
Adaptive signal strength tuning
AI tuning accuracy exceeds 95%
Continuous learning advances performance limits
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.
Digital VRM Design 8+2+2 Phases digital PWM + 60A DrMOS. Support the latest CPUs, and deliver enhanced system performance and ultimate hardware scalability.
Infinite Memory Performance GIGABYTE UD motherboards boost DDR5 memory performance and offer top-notch compatibility using various advanced methods.
AMD EXPO™ Settings Optimize memory with AMD's user-friendly profiles.
Boost Performance Boost Performance: Get the most out of your system's memory.
AMD EXPO™ User Profile Harness the power of AMD profiles to fine-tune your memory for outstanding system performance.
Custom SPD Profiles Create and manage two unique SPD profiles, ready to transfer between machines.
Fast Performance Simulation Automatically adjusts clock and timing parameters, quickly simulating optimal memory performance.
Profile Management Save and load your preferred memory settings, and share them with ease.
Enhance non-overclockable DDR5 Speeds Push the limits of your non-overclockable DDR5 memory with boosted frequencies.
Instant Reset One-click to clear and restore memory settings for quick adjustments.
Unmatched Hardware Excellence Elevate your gaming with our state-of-the-art technology for a superior experience.
Shielded Memory Routing Advanced shielding inside the PCB keeps your memory signals clean and interference-free.
Daisy-Chained Routing Innovative design removes signal bottlenecks, allowing for blazing-fast memory speeds and a superior gaming setup.
Comprehensive Thermal UD motherboards come with advanced full-metal thermal design and durable heatsinks to keep your system cool and efficient.
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.
Smart Fan 6 Superior cooling performance and whisper-quiet operation for your gaming rig.
High Current Support
Supports both PWM and DC fans, plus water cooling pumps
Up to 24W (12V x 2A) capacity per fan header
Built-in over-current protection
Precision Control
Multiple temperature and fan speed points
Customizable fan curves for optimal performance
Dual Curve Mode
Choose between slope and stair modes
Tailor cooling to your specific needs and preferences
Fan Stop Technology
Fans can be completely turned off at low temperatures
Ensures silent operation during light loads
Enhance Fan Curve UI
7 adjustable control points
Expanded speed graph for precise adjustments
Slope/Stair Dual Graph Mode
Slope mode: Smooth fan speed curve
Stair mode: Steady speeds within temperature ranges
Easy switching between modes
Manual Input
Fine-tune fan speeds for optimal performance
Precise control for enthusiasts
EZ Tuning
Quick setup with 4 temperature and fan speed points
Automatic optimization of fan curve
Fan Curve Profile
Save personalized settings to BIOS ROM
Maintain custom settings through BIOS updates
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.
High-End Audio Capacitors GIGABYTE motherboards use high-end audio capacitors. These high quality capacitors help deliver high resolution and high fidelity audio to provide the most realistic sound effects for gamers.
Audio Noise Guard GIGABYTE motherboards feature an audio noise guard that essentially separates the board’s sensitive analog audio components from potential noise pollution at the PCB level.
Easy Friendly Innovative and intuitive hardware, software, and BIOS interface design to create your personal style.
EZ Debug Zone Centralized debug LEDs and control buttons provide a handy and organized troubleshooting process when building a new computer.
Multi-key A flexible control key for reset with BIOS-level reconfiguration options for diverse usage scenarios.
RGB Switch Disable all light displays on the motherboard.
Direct-To-BIOS Access the BIOS settings directly without keyboard inputs.
Safe Mode Access BIOS safe mode to modify select settings while preserving other configurations.
DRAM Installtion Optimization Indicators The DRAM Indicator LED will turn on when a module is installed into a non-recommended slot.
EZ-Latch Designs User-friendly designs simplifying the assembly process.
PCIe EZ-Latch Easy ejection with single click for graphics cards
UC BIOS Restructured with user-centered and intuitive performance adjustment mechanisms.
Multi-Theme The newly exclusive grayscale mode provides a refreshing interface, ensuring a significantly more friendly and pleasant user experience.
AIO Fan Control Enable non-windows users to adjust AIO fan speed in the BIOS before entering the OS.
Refined BIOS Interface GIGABYTE User-Centred (UC) BIOS elevates the interface, delivering an optimized experience through an easy-to-navigate layout and attractive design for optimal usability.
Quick Access Function GIGABYTE UC BIOS' Quick Access function selects brings 9 key options from Advanced Mode directly into Easy Mode, enabling swift adjustments without extensive navigation.
Q-FLASH Auto Scan The new Auto Scan function featues when using USB flashdrive during Q-Flash, the BIOS file will be auto scanned instead of searching manually.
Q-FLASH PLUS Effortlessly upgrade your BIOS without the need to install CPU, RAM, or GPU.
AORUS & HWiNFO Co-branded OSD AORUS and HWiNFO co-branded OSD(On-Screen Display) can display values as text or graphs in an overlay or independent window, also in full-screen applications and games, with no need for additional software installation.
Default AORUS skin When using HWiNFO on a GIGABYTE motherboard, a custom AORUS-themed interface automatically activates, offering light and dark options. This AORUS Skin can be manually applied to non-GIGABYTE boards as well.
Memory Timings Monitor Thanks to the collaborative efforts of GIGABYTE and HWiNFO experts, this sophisticated monitoring tool now provides unprecedented detail in memory timing readouts. This empowers users to closely track memory performance and gather crucial insights.
Detailed BIOS information GIGABYTE motherboard users can now access comprehensive BIOS details in real-time through HWiNFO. This includes toggle and tweaker statuses, as well as BIOS versions. No need for system reboots to check BIOS info. anymore.
GIGABYTE Control Center A unified software platform encompassing multiple GIGABYTE product.
RGB Fusion Personalize the RGB illumination on connected peripherals.
Varnish your shine Programmable RGB LED connectors enable precise control over individual LEDs (for ARGB GEN2 devices), seamlessly managed through the GCC.
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.)
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, 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
* 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
* 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
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 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
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.
The best price and guaranteed service and backup from official computer suppliers in South Africa for the MB-GB840MDS3H Gigabyte B840M DS3H B840 Chipset AMD Ryzen AM5 Socket Micro ATX Motherboard.
The Gigabyte
MB-GB840MDS3HGigabyte B840M DS3H B840 Chipset AMD Ryzen AM5 Socket Micro ATX Motherboard is available for R2830. The product is sold by ComX Computers as new. Prices are valid today 2025-06-20 (before , by quote, while stocks last). The product is expected to be in stock, although this is not guaranteed.
Available from this online computer store delivering door-to-door in Johannesburg, Cape Town, Port Elizabeth, Pretoria, Pietermaritzburg, Polokwane, Durban and all over South Africa.
Find related MB-GB840MDS3H Gigabyte B840M DS3H B840 Chipset AMD Ryzen AM5 Socket Micro ATX Motherboard products in our Motherboards: AMD Socket AM5 Motherboard Category for even more options. Read reviews and find out about MB-GB840MDS3H Gigabyte B840M DS3H B840 Chipset AMD Ryzen AM5 Socket Micro ATX Motherboard. Discounts, specials and cheap prices only at ComX Computers.
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