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GIGABYTE B550M DS3H AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard

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AMD B550
Supports AMD Ryzen 5000 Series processors
Supports 3rd Generation AMD Ryzen processors
Supports 3rd Generation AMD Ryzen with Radeon Graphics processors
DDR4 4733(OC) / 4600(OC) / 4400(OC) / 4000(OC) / 3600(OC) / 3333(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (3rd Gen AMD Ryzen with Radeon Graphics processors)
DDR4 4400(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3400(OC) / 3333(OC) / 3300(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (AMD Ryzen 5000 series processors / 3rd Gen AMD Ryzen processors)

Overview

Specs

Reviews

Model
Brand	GIGABYTE
Model	B550M DS3H

Supported CPU
CPU Socket Type	AM4
CPU Type	Supports AMD Ryzen 5000 Series processors Supports 3rd Generation AMD Ryzen processors Supports 3rd Generation AMD Ryzen with Radeon Graphics processors

Chipsets
Chipset	AMD B550

Memory
Number of Memory Slots	4x288pin (DDR4)
Memory Standard	DDR4 4733(OC) / 4600(OC) / 4400(OC) / 4000(OC) / 3600(OC) / 3333(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (3rd Gen AMD Ryzen with Radeon Graphics processors) DDR4 4400(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3400(OC) / 3333(OC) / 3300(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (AMD Ryzen 5000 series processors / 3rd Gen AMD Ryzen processors)
Maximum Memory Supported	128GB
Channel Supported	Dual Channel
ECC Supported	Yes
Buffer Supported	Un-buffered

Expansion Slots
PCI Express 4.0 x16	1 x PCI Express 4.0 x16* * Actual support may vary by CPU.
PCI Express 3.0 x16	1 x PCI Express 3.0 x16
PCI Express x1	1 x PCI Express 3.0 x1

Storage Devices
Serial ATA (SATA)	4 x SATA 6Gb/s
M.2	1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2242/2260/2280/22110 SSDs: - 3rd Generation AMD Ryzen processors support SATA and PCIe 4.0 x4/x2 SSDs - 3rd Generation AMD Ryzen with Radeon Graphics 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 2242/2260/2280 SSDs: - Supporting SATA and PCIe 3.0 x2 SSDs
SATA RAID	0/1/10

Onboard Video
Onboard Video Chipset	Supported only by CPU with integrated graphic

Onboard Audio
Audio Channels	7.1 Channels

Onboard LAN
LAN Chipset	Realtek GbE LAN chip
Max LAN Speed	1Gbps

Rear Panel Ports
Back I/O Ports	1 x PS/2 keyboard/mouse port 1 x DVI-D port 1 x HDMI port 4 x USB 3.2 Gen 1 ports 4 x USB 2.0/1.1 ports 1 x RJ-45 port 3 x audio jacks

Internal I/O Connectors
Onboard USB	1 x USB 3.2 Gen 1 header 1 x USB 2.0/1.1 header
Other Connectors	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 1 x front panel header 1 x front panel audio 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 * All fan headers are subject to support AIO_Pump, Pump and high performance fan with the capability of delivering up to 2A/12V @ 24W.

Physical Spec
Form Factor	Micro ATX
LED Lighting	RGB
Dimensions (W x L)	9.6" x 9.6"
Power Pin	1 x 24-pin ATX main power connector 1 x 8-pin ATX 12V power connector

Features
Features	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 cooler 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 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 Fast Boot Game Boost ON/OFF Charge RGB Fusion Smart Backup System Information Viewer Support for Q-Flash Plus Support for Q-Flash Support for Xpress Install Bundled Software: Norton Internet Security (OEM version) Realtek 8118 Gaming LAN Bandwidth Control Utility Operating System: Support for Windows 10 64-bit

Additional Information
First Listed on Newegg	May 14, 2026

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Item#: 9SIVR5CKWK2072

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GIGABYTE B550M DS3H AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard

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