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GIGABYTE B550M DS3H AC R2 motherboard with AMD B550 chipset, Ryzen 3000–5000 support, built-in WiFi and fast DDR4—stable, powerful foundation for gaming and productivity builds.
B550M DS3H AC R2

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
CONNECTIVITY
Faster and Better Coverage with Intel Dual Band 802.11ac WIFI + BT 4.2 Module
The onboard 802.11ac WIFI module from Intel® supports Dual Band and up to 433 Mbps, 3x faster WIFI speed than 802.11n and also support BLUETOOTH 4.2.

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.

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

| Brand | GIGABYTE™ |
| Model | B550M DS3H AC R2 |
| CPU | AMD Socket AM4, support for: |
| Chipset | AMD B550 |
| Memory | 4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity)of system memory |
| Onboard Graphics | Integrated Graphics Processor with AMD Radeon™ Graphics support: * Support for DisplayPort 1.4 version, HDCP 2.3, and HDR.
* Support for HDMI 2.1 version, HDCP 2.3, and HDR.
|
| Audio | Realtek® ALC1220 CODEC * The back panel line out jack supports DSD audio.
|
| LAN | Realtek® GbE LAN chip (1 Gbps/100 Gbps/10 Mbps) |
| Wireless Communication module | Realtek® Wi-Fi RTL8821CE |
| Expansion Slots | 1 x PCI Express x16 slot (PCIEX16), integrated in the CPU: 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.
|
| Storage Interface | 1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280 SSDs: |
| USB | CPU: |
| Internal I/O Connectors | 1 x 24-pin ATX main power connector |
| Back Panel Connectors | 2 x USB 2.0/1.1 ports 1 x PS/2 keyboard/mouse port |
| I/O Controller | iTE® I/O Controller Chip |
| H/W Monitoring | Voltage detection * 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 |
| 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.
|
| 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 |
| Warranty | 1 Year |
Data sheet
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