Gigabyte B550M DS3H R2 AMD AM4 Micro ATX Motherboard

The Gigabyte B550M DS3H R2 delivers reliable performance for AMD Ryzen builds in a compact Micro ATX form factor. Built on the AMD B550 chipset, this motherboard supports AMD Ryzen 5000, 4000, and 3000 series processors through the AM4 socket, providing a solid foundation for gaming and productivity systems.

Power Delivery and Performance

Equipped with a 5+3 phases pure digital VRM solution featuring low RDS(on) MOSFETs, the B550M DS3H R2 ensures stable power delivery to your processor. The VRM thermal armor provides efficient heat dissipation, maintaining optimal temperatures during sustained workloads. This design supports the power demands of modern Ryzen processors while maintaining system stability.

Memory and Storage Capabilities

Four DDR4 DIMM slots support up to 128GB of dual-channel memory with speeds up to 4733MHz (OC). The motherboard features two M.2 slots for NVMe SSDs, with the primary M2A_CPU connector supporting PCIe 4.0 x4 for maximum transfer speeds up to 64 Gb/s when paired with Ryzen 5000/3000 series processors. Four SATA 6Gb/s ports provide additional storage connectivity, with RAID 0, 1, and 10 support for both NVMe and SATA devices.

Expansion and Connectivity

The PCIe 4.0 x16 slot with reinforced UD design offers 10X strength for graphics cards with improved heat dissipation. Additional PCIe 3.0 slots provide expansion flexibility. Integrated graphics support includes HDMI 2.1 and DisplayPort 1.4 outputs, supporting 4K resolution at 60Hz with HDR and HDCP 2.3 compatibility.

Networking and Audio

Realtek Gigabit Ethernet with bandwidth management ensures low latency network performance. The Realtek ALC1220 audio codec delivers high-definition 7.1-channel audio, complemented by high-end audio capacitors and audio noise guard technology that isolates sensitive analog components from PCB interference.

Cooling and RGB Features

Smart Fan 6 technology provides precise fan curve control with multiple temperature sensors, supporting both PWM and DC fans up to 24W per header. RGB Fusion 2.0 offers customizable lighting control for onboard and external RGB strips, supporting up to 300 addressable LEDs with various patterns and effects.

User-Friendly Features

Q-Flash Plus enables BIOS updates without installing CPU, memory, or graphics card. The EZ-Latch design provides quick-release functionality for PCIe slots. AMD StoreMI technology combines SSD speed with HDD capacity, accelerating traditional storage devices for faster boot times and improved system responsiveness.

Gigabyte AMD AM4 Socket Motherboard

Features
AMD Socket AM4:Supports AMD Ryzen 5000 / 4000 / 3000 Series Processors
Digital 5+3 phases VRM solution
Dual Channel DDR4:4*DIMMs
EZ-Latch:PCIe slots with Quick Release Design
Ultra-Fast Storage:2*M.2 slots, including PCIe 4.0 x1
Efficient Thermal:VRM Thermal Armor Advanced
Fast Networking:GbE LAN
Extended Connectivity:HDMI, Displayport
PCIe UD Slot:PCIe 4.0 x16 slots with 10X strength for graphics card & Better Heat dissipation effect

AMD StoreMI Technology
GIGABYTE B550 motherboards maximize your PC's potential with AMD StoreMI technology. StoreMI accelerates traditional storage devices to reduce boot times and enhance the overall user experience. This easy-to-use utility combines the speed of SSDs with the high capacity of HDDs into a single drive, enhances the read/write speeds of the device to match that of SSDs, bolsters data performance for incredible value, and transforms the everyday PC to a performance driven system.
The benefits of AMD StoreMI:
• Making the PC experience fast, smooth and easy
• Optimizing computer responsiveness from system boot to application launch
• Offering SSD performance with HDD capacity at an affordable cost
• Quickly accessing key files by automatically learning users' computing behaviors

5+3 Phases Pure Digital VRM Solution with Low RDS(on) MOSFETs
GIGABYTE UD series motherboards use a 5+3 phases pure digital PWM + Low RDS(on) MOSFETs design to support the 3rd Gen AMD Ryzen™ CPUs by offering incredible precision in delivering power to the motherboard's most power-hungry and energy-sensitive components as well as delivering enhanced system performance and ultimate hardware scalability.

Connectivity

Dual NVMe PCIe 4.0*/3.0 M.2 Connectors
With NVMe PCIe 4.0*/3.0 x4 and PCIe 3.0 x2 M.2 connectors onboard, GIGABYTE Motherboards bring users to experience NVMe mode or SATA mode connectivity for M.2 SSD devices. Delivering up to 64 Gb/s data transfer speed, the dual M.2 connectors design provides an ideal storage solution while also supporting in RAID modes.

Realtek GbE LAN with Bandwidth Management
Realtek Gigabit LAN features a network bandwidth management application which helps to improve network latency and maintain low ping times to deliver better responsiveness in crowded LAN environments.

HDMI 2.1 for 4K / 60P / 21:9 / HDCP 2.3 Support
HDMI 2.1, which is backwards compatible with HDMI 2.0/ 1.4 and offering 48 Gb/s of bandwidth – twice times more than previous generation. This unlocks the potential for users to transfer multiple video streams, as well as a native cinematic 21:9 ratio (which most movies are shot in), Full HDR and HDCP 2.3 support, to offer the best visual experience for viewers.

Cooling

SMART FAN 6
Smart Fan 6 contains several unique cooling features that ensure gaming PC maintain its performance while staying cool and quiet. Multiple fan headers can support PWM/DC fan and pump, and users can easily define each fan curve based on different temperature sensors across the board via intuitive user interface.

Cooling Features
High Current Support
Each fan headers support PWM and DC fan and Water Cooling Pump , and up to 24W (12V x 2A) with Over-Current Protection
Precision Control
Multiple temperature/fan speed control points for precise fan curve
Dual Curve Mode
Slope/Stair dual mode for different user scenario
Fan Stop
Fan can stop completely below users' specified temperature point

Lighting

RGB FUSION 2.0

With B550 Motherboards, RGB Fusion 2.0 is even better with Addressable LEDs. RGB Fusion 2.0 offers users the option to control onboard RGB and external RGB / Addressable LED light strips* for their PC build. Already feature filled with colors and patterns, RGB Fusion 2.0 are now upgraded to improve the Addressable LED support. With external Addressable LED strips, where each LED is digitally addressable that users can experience even more patterns, styles, and illuminations. With B550 Motherboards support the external 5V Addressable LED lighting strips and up to 300 LED lights. RGB Fusion 2.0 with Addressable LEDs comes with new patterns and various speed settings with more to come.

With an integrated intuitive user interface, the RGB Fusion 2.0 provides you a better solution for customizing the lighting effects across all supported devices. From motherboards, graphics cards to the peripheral products, you can personalize your gaming rig with your own style and show off your build by sharing the profiles. In addition, the new gaming mode makes the lighting effects interactive with selected games to bring you the most immersive gaming experience.

Audio

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.

Ultra Durable

Q-Flash Plus
Update the BIOS easily without installing the CPU, memory and graphics card.

Solid Pin Power Connectors
B550 motherboards feature solid plated ATX 12V 8pin power connectors for offering stable power supply while CPU overloading.

Specifications

CPU
AMD Socket AM4, support for:
AMD Ryzen 5000 G-Series Processors/
AMD Ryzen 5000 Series Processors/
AMD Ryzen 4000 G-Series Processors/
AMD Ryzen 3000 G-Series Processors/
AMD Ryzen 3000 Series Processors

Chipset
AMD B550

Memory
4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity)of system memory
Support for DDR4 4733(O.C.) / 4600(O.C.) / 4400(O.C.) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C) / 3400(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MT/s memory modules
Dual channel memory architecture
Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules
Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for 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 DisplayPort, supporting a maximum resolution of 5120x2880@60 Hz
* Support for DisplayPort 1.4 version, HDCP 2.3, and HDR.
- 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.

Audio
Realtek ALC1220 CODEC
* The back panel line out jack supports DSD audio.
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.
(Graphics specifications may vary depending on CPU support.)
Maximum shared memory of 16 GB

LAN
Realtek GbE LAN chip (1 Gbps/100 Gbps/10 Mbps)

Expansion Slots
1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:
AMD Ryzen 5000/3000 Series Processors support PCIe 4.0 x16 mode
AMD Ryzen 5000 G/4000 G/3000 G Series Processors support PCIe 3.0x16 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 (PCIEX4), supporting PCIe 3.0 and running at x4
- 1 x PCI Express x1 slot (PCIEX1), supporting PCIe 3.0 and running at x1

Storage Interface
1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280 SSDs:
AMD Ryzen 5000/3000 Series Processors support SATA and PCIe 4.0x4/x2 SSDs
AMD Ryzen 5000 G/4000 G/3000 G Series Processors support SATA and PCIe 3.0 x4/x2 SSDs
1 x M.2 connector (M2B_SB), integrated in the Chipset, supporting Socket 3, M key, type 2280 SATA and PCIe 3.0 x2 SSDs
4 x SATA 6Gb/s connectors
RAID 0, RAID 1, and RAID 10 support for NVMe SSD storage devices
RAID 0, RAID 1, and RAID 10 support for SATA storage devices

USB
CPU:
- 4 x USB 3.2 Gen 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
- 2 x USB 3.2 Gen 1 ports available through the internal USB header
- 4 x USB 2.0/1.1 ports (2 ports on the back panel, 2 ports available through the internal USB header)

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
2 x system fan headers
2 x addressable LED strip headers
2 x RGB LED strip headers
1 x CPU cooler LED strip/RGB LED strip header
2 x M.2 Socket 3 connectors
4 x SATA 6Gb/s 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
1 x USB 2.0/1.1 header
1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)
1 x serial port header
1 x Clear CMOS jumper
1 x Q-Flash Plus button

Back Panel Connectors
2 x USB 2.0/1.1 ports
1 x PS/2 keyboard/mouse port
1 x HDMI port (Note)
1 x DisplayPort (Note)
4 x USB 3.2 Gen 1 ports
1 x RJ-45 port
2 x antenna connectors
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
Overheating warning
Fan fail warning
Fan speed control
* Whether the fan speed control function is supported will depend on the fan you install.

BIOS
1 x 128 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 APP Center
* Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
- @BIOS
- EasyTune
- RGB Fusion
- Smart Backup
- System Information Viewer
Support for Q-Flash Plus
Support for Q-Flash

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

• Socket: AM4
• CPU Compatibility: AMD Ryzen
• Chipset: AMD B550
• Form Factor: Micro ATX
• Memory Slots: DDR4 - 4 Slots
• M.2 Compatibility: PCIe
• USB C: 1