MB-GB840MD2H

Gigabyte B840M D2H B840 Chipset AMD Ryzen AM5 Socket Micro ATX Motherboard

Gigabyte B840M D2H B840 Chipset AMD Ryzen AM5 Socket Micro ATX Motherboard, Support for DDR5 7600(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, 2 x DDR5 DIMM sockets supporting up to 128 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, 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 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 PS/2 keyboard/mouse port, 2 x USB 3.2 Gen 1 ports, 4 x USB 2.0/1.1 ports, 1 x HDMI port*, 1 x Q-Flash Plus button, 1 x RJ-45 port, 3 x audio jacks, Micro ATX Form Factor, 24.4cm x 24.4cm

Features:

• X3D Turbo Mode to unleash new era gaming performance
• AMD Socket AM5 : Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Processors
• Digital 5+2+2 phases VRM solution
• Dual Channel DDR5 : 2*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% CP/Per Watt*
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.

Benefits of Mitigation:

• Reduces signal distortion
• Improves transmission reliability
• Supports higher data rates
• Enhances overall system stability

AI-Layer Technology -Next-Generation Multi-Layer PCB Design
AI-Layer Technology creates innovative layer materials for multi-layer PCBs, delivering unparalleled performance.

Core Innovation:

• AI-Optimized Layer Customized Design
• AI-optimized layer design
• Unique material for each layer
• AI-verified signal integrity
• Tailored PCB for peak performance

Key Features:

• AI-optimized PCB layer and design material
• Server-Grade Low Loss PCB*
• Enhanced 2X Copper Technology

HyperTune BIOS
AI-Driven Advanced BIOS Optimization Technology

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

• 5+2+2 Phases digital PWM + 60A DrMOS
• Support the latest CPUs, and deliver enhanced system performance and ultimate hardware scalability.

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

Smart Fan 6 BIOS UI
Note: Images are for illustrative purposes and may differ based on your model.

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

Infinite Memory Performance
GIGABYTE UD motherboards boost DDR5 memory performance and offer top-notch compatibility using various advanced methods.

Exclusive BIOS Design
Advanced BIOS functionality provides seamless optimization of industry-leading DDR5 memory performance.

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.

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 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.

Specifications:

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Specifications
Product Code	MB-GB840MD2H
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 7600(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
	2 x DDR5 DIMM sockets supporting up to 128 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.
	(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 (M2C_SB), integrated in the Chipset, supporting Socket 3, M key, type 2280 PCIe 3.0 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:
	- 2 x USB 3.2 Gen 1 ports on the back panel
	CPU+USB 2.0 Hub:
	- 4 x USB 2.0/1.1 ports on the back panel
	Chipset:
	- 2 x USB 3.2 Gen 1 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
	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 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 PS/2 keyboard/mouse port
	2 x USB 3.2 Gen 1 ports
	4 x USB 2.0/1.1 ports
	1 x HDMI port
	1 x Q-Flash Plus button
	1 x RJ-45 port
	3 x audio jacks
	* 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
Bundled 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