GIGABYTE B550M K

Gigabyte B550M K

 

Technical specs

CPU

AMD Ryzen 5000 Series

AMD Ryzen 5000 G-Series

AMD Ryzen 4000 G-Series

AMD Ryzen 3000 Series

 

Socket

AMD Socket AM4

 

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 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

 

Onboard 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

 

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.

 

LAN

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

 

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

 

Storage Interface

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

 

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

 

I/O Controller

iTE® I/O Controller Chip

 

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

 

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