Gigabyte AMD B550M DS3H AC Micro ATX Motherboard
Supports AMD RyzenTM 5000 Series, 5000 G Series, 4000 G Series, and 3000 Series Processors
ECC/NECC Unbuffered Dual Channel DDR4, 4 DIMMs
Pure Digital VRM Solution in 5+3 Phases with Low RDS(on) MOSFETs
Ultra StrongTM x16 PCIe 4.0 Ready Slot
Ultra-Fast NVMe PCIe 4.0/3.0 M.2 Connectors in Dual Form Factors
Wi-Fi antenna and onboard Intel® Dual Band 802.11ac Wireless & BT 4.2 technology
For the best audio quality, use high-quality audio capacitors and audio noise guard.
LAN with Bandwidth Management from Realtek
Support for Rear HDMI & DVI
Addressable LED & RGB LED Strips are Supported by RGB FUSION 2.0.
Multiple temperature sensors and hybrid fan headers with FAN STOP are featured in Smart Fan 5.
Without first installing the CPU, memory, and graphics card, Q-Flash Plus updates the BIOS.
Design of Anti-Sulfur Resistors
Compare AMD B550 Chipset
AMD RyzenTM 5000 Series, RyzenTM 5000 G-Series, RyzenTM 4000 G-Series, and RyzenTM 3000 Series Processors are supported on AMD Socket AM4.
(CPU Support List should be consulted for additional details.)
4 DDR4 DIMM slots can accommodate system memory up to 128 GB (32 GB per DIMM).
Support for DDR4 memory modules operating at speeds of 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 (O.C.), 2933 (O.C
a memory architecture with two channels
ECC Un-buffered DIMM 1Rx8/2Rx8 memory module support is available.
* CPU support for ECC memory (ECC mode) varies.
Support for 1Rx8/2Rx8/1Rx16 non-ECC Un-buffered DIMM memory modules
support for memory modules with Extreme Memory Profile (XMP)
(For further details, please see “Memory Support List”).
Processor with integrated graphics:
1 DVI-D port with a 1920×1200@60 Hz maximum resolution.
* The DVI-D connector does not allow an adapter-based D-Sub connection.
One HDMI connection with a maximum resolution of 4096×2160@60 Hz is available.
* Support for the HDCP 2.3, HDR, and HDMI 2.1 versions.
a 16 GB maximum for shared memory
Audio CODEC from Realtek
Audio in High Definition
* You must first alter the default option in the audio software’s Device advanced settings > Playback Device before configuring 7.1-channel audio. For information on customizing the audio software, please visit the GIGABYTE website.
Realtek® 10/100/1000 Mbit GbE LAN chip
Module for Wireless Communication
Wi-Fi AC 3168 by Intel
WIFI 802.11a/b/g/n/ac, 2.4/5 GHz Dual-Band Support
support for the 11ac wireless standard and a transmission throughput of up to 433 Mbps
* The actual data rate may change based on the surroundings and the tools used.
PCIEX16, a single PCI Express x16 slot built into the CPU
PCIe 4.0 x16 mode is supported by AMD RyzenTM 5000 Series and RyzenTM 3000 Series processors.
PCIe 3.0 x16 mode is supported by AMD RyzenTM 5000 G-Series and RyzenTM 4000 G-Series processors.
* If just one PCI Express graphics card has to be installed, make sure you put it in the PCIEX16 slot for best performance.
There is one PCI Express x16 slot (PCIEX4) built into the chipset.
enabling the PCIe 3.0 x4 mode
There is one PCI Express x1 slot (PCIEX1) built into the chipset.
assisting with PCIe 3.0 x1 mode
One M.2 connection (M2A CPU), built into the CPU, allowing SSDs of types 2242/2260/2280/22110 using the M key socket:
SATA and PCIe 4.0 x4/x2 SSDs are supported by AMD RyzenTM 5000 Series and RyzenTM 3000 Series processors.
SATA and PCIe 3.0 x4/x2 SSDs are supported by AMD RyzenTM 5000 G-Series and RyzenTM 4000 G-Series processors.
One M.2 connection (M2B SB), built into the chipset, enabling M keys for type 2242/2260/2280 SSDs
SATA and PCIe 3.0 x2 SSD support
The chipset includes four inbuilt SATA 6Gb/s connections.
RAID 0, RAID 1, and RAID 10 support
On the back panel, there are 4 USB 3.2 Gen 1 connectors.
Through the internal USB header, there are two USB 3.2 Gen 1 ports.
6 ports for USB 2.0/1.1 (4 ports on the back panel, 2 ports available through the internal USB header)
Connectors for Internal I/O
1 main power connection for ATX, 24-pin
1 × ATX 12V power connection (8 pins).
CPU fan header, one
system fan headers, two
Two headers for addressable LED strips
2 headers for RGB LED strips
1 × RGB LED strip header and CPU cooler LED strip
M.2 Socket 3 connections in two pairs
Connectors: 4 × SATA 6Gb/s
1 × front panel header
front panel audio header, one
USB 3.2 Gen 1 header, one
USB 2.0/1.1 header, one
Only for the GC-TPM2.0 S module, one Trusted Platform Module (TPM) header (2×6 pin) is required.
serial port header, one
1 x Jumper Clear CMOS
a single Q-Flash Plus button
*All fan headers must be able to produce up to 2A/12V @ 24W and must support AIO Pump, Pump, and high performance fans.
connectors on the back panel
a single PS/2 keyboard and mouse port
DVI-D port: 1
SMA antenna connections in twos (1T1R)
single HDMI port
USB 3.2 Gen 1 ports, 4
4 ports for USB 2.0/1.1
single RJ-45 port
Three audio jacks.
Fan speed measurement
Fan failure alert
control over fan speed
* Depending on the cooler you install, the fan speed control feature may or may not be supported.
one 256 Mbit flash drive
Using authorized AMI UEFI BIOS
ACPI 5.0, PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7
assistance with APP Center
* The APP Center’s app selection may change depending on the motherboard type. The supported features of each program may also change based on the characteristics of the motherboard.
Viewer for System Information
Availability of Q-Flash Plus
assistance for Q-Flash
assistance with Xpress Install
Internet Security by Norton (OEM version)
program to control LAN bandwidth
Support for 64-bit Windows 11
Support for 64-bit Windows 10
Micro ATX Form Factor; Dimensions: 24.4 x 24.4
3 Years Warranty