Brand GIGABYTE
Model B550M K (rev. 1.0)

CPU Support - AMD Socket AM4, support for: AMD Ryzen 5000 Series/ Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 Series Processors
(Please refer "CPU Support List" for more information.)

CPU Brand AMD

Socket AM4

Chipset AMD B550

Memory Support - 4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory
- Support for DDR4 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 / 2933 / 2667 / 2400 / 2133 MHz memory modules
- Dual channel memory architecture
- Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules*
* ECC memory (ECC mode) support varies by CPU
- Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
- Support for Extreme Memory Profile (XMP) memory modules
(Please refer "Memory Support List" for more information.)

Maximum Memory Bus 4733

Graphics Integrated Graphics Processor:
- 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.
Maximum shared memory of 16 GB

Multi Graphic Support N/A

Audio - Realtek Audio CODEC
- 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.

Expansion Slots 1 x PCI Express x16 slot, integrated in the CPU:
- AMD Ryzen 5000 Series/3000 Series Processors support PCIe 4.0 x16 mode
- AMD Ryzen 5000 G-Series/4000 G-Series Processors support PCIe 3.0 x16 mode

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

Maximum PCIe Version PCIe 3.0

Storage 1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280 SSDs:
- AMD Ryzen 5000 Series/3000 Series Processors support SATA and PCIe 4.0 x4/x2 SSDs
- AMD Ryzen 5000 G-Series/4000 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 SSDs:
- Supporting PCIe 3.0 x2 SSDs

4 x SATA 6Gb/s connectors, integrated in the Chipset:
- Support for RAID 0, RAID 1, and RAID 10

M.2 Storage Type Support SATA and PCIe 4.0

M.2 Slot 2

USB CPU:
- 4 x USB 3.2 Gen 1 ports on the back panel

Chipset:
- 2 x USB 3.2 Gen 1 ports available through the internal USB header
- 6 x USB 2.0/1.1 ports (4 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
- 1 x system fan 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 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 Clear CMOS jumper

Back Panel Connectors - 1 x PS/2 keyboard/mouse port
- 1 x DisplayPort
- 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

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

Wireless Data Network None

Form Factor Micro ATX Form Factor; 24.4cm x 24.4cm

H/W Monitoring - Voltage detection
- Temperature detection
- Fan speed detection
- Fan fail warning
- Fan speed control
* Whether the fan speed control function is supported will depend on the cooler 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

Special 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
Smart Backup
System Information Viewer

- Support for Q-Flash
- Support for Xpress Install

Software Features - Norton Internet Security (OEM version)
- LAN bandwidth management software

Operating System Support - Support for Windows 11 64-bit
- Support for Windows 10 64-bit

Package Contents N/A

Package Dimension (W x D x H) : 26.50 x 27.00 x 5.50 cm
Gross Weight 0.77 KG
Volume 3,935.25 cm3
รายละเอียดสินค้า MAINBOARD (AM4) GIGABYTE B550M-K DDR4 (REV. 1.0)