Gigabyte B550M DS3H AC Wi-Fi AM4 mATX Motherboard

Technical Specification

CPU Socket Type: AM4

CPU Type: AMD Socket AM4, support for: AMD Ryzen 5000 Series / 3rd Gen Ryzen and 3rd Gen Ryzen with Radeon Graphics Processors

Chipsets
Chipset: AMD B550

Memory
Number of Memory Slots 4×288pin
Memory Standard 3rd Gen AMD Ryzen Processors:
Support for DDR4 4400(O.C.)/ 4000(O.C.)/ 3600(O.C.)/ 3333(O.C.)/ 3200/ 2933/ 2667/ 2400/ 2133 MHz memory modules
3rd Gen AMD Ryzen with Radeon Graphics processors:
Support for DDR4 4733(O.C.)/ 4600(O.C.)/ 4400(O.C.)/ 4000(O.C.)/ 3600(O.C.)/ 3333(O.C.)/ 3200/ 2933/ 2667/ 2400/ 2133 MHz

memory modules
Maximum Memory Supported 128GB

Channel Supported: Dual Channel

Expansion Slots
PCI Express 4.0 x16
1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:
3rd Generation AMD Ryzen processors support PCIe 4.0 x16 mode
3rd Generation AMD Ryzen with Radeon Graphics processors support PCIe 3.0 x16 mode
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.

PCI Express 3.0 x16
1 x PCI Express x16 slot (PCIEX4), integrated in the Chipset:
Supporting PCIe 3.0 x4 mode

PCI Express x1
1 x PCI Express x1 slot (PCIEX1), integrated in the Chipset:
Supporting PCIe 3.0 x1 mode

Storage Devices
SATA 6Gb/s
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 Integrated in the 3rd Generation AMD Ryzen with Radeon Graphics processors:

1 x DVI-D port, supporting a maximum resolution of 1920x1200@60 Hz
* The DVI-D port does not support D-Sub connection by adapter.
1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz
* Support for HDMI 2.1 version, HDCP 2.3, and HDR.
Maximum shared memory of 16GB

Onboard Audio
Audio Chipset Realtek ALC887
Audio Channels 2/4/5.1/7.1-channel
* To configure 7.1-channel audio, you need to open the audio software and select Device advanced settings > Playback Device to change the default setting first. Please visit GIGABYTE's website for details on configuring the audio software.

Onboard LAN
LAN Chipset Realtek GbE LAN chip
Max LAN Speed 10/100/1000Mbps
Wireless LAN Intel Wi-Fi AC 3168
WIFI 802.11a/b/g/n/ac, supporting 2.4/5 GHz Dual-Band
Support for 11ac wireless standard and up to 433 Mbps data rate
* Actual data rate may vary depending on environment and equipment.

Bluetooth
BLUETOOTH 4.2

Rear Panel Ports
Back I/O Ports 1 x PS/2 keyboard/mouse port
1 x DVI-D port
2 x SMA antenna connectors (1T1R)
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

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

Realtek 8118 Gaming LAN Bandwidth Control Utility

Operating System:
Support for Windows 10 64-bit