Key Features
AMD Socket AM4: Supports AMD Ryzen 5000 / 4000 / 3000 Series Processors
Digital twin 5+3 phases VRM solution
Dual Channel DDR: 4 x DIMMs
WIFI EZ-Plug: Quick and easy design for Wi-Fi antenna installation
EZ-Latch: PCIe slots with Quick Release Design
Ultra-Fast Storage: 2 x M.2 slots, including PCIe 4.0 x1
Efficient Thermal: VRM Thermal Armor Advanced
Fast Networking: GbE LAN & Wi-Fi 6
Extended Connectivity: HDMI, DisplayPort
PCIe UD Slot: PCIe 4.0 x16 slots with 10X strength for graphics card & Better Heat dissipation effect

SPECIFICATION

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
(Go to GIGABYTE's website for the latest CPU support list.)

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 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.
(Graphics specifications may vary depending on CPU support.)
Maximum shared memory of 16 GB

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.

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

Wireless Communication module
Realtek Wi-Fi 6 RTL8851BE
WIFI a, b, g, n, ac, ax, supporting 2.4/5 GHz carrier frequency bands
BLUETOOTH 5.3
Support for 11ax 80MHz wireless standard
(Actual data rate may vary depending on environment and equipment.)

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

Gigabyte B550M Gaming X WIFI6 Micro ATX AM4 Motherboard

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