GIGABYTE B550M K - Motherboard, AMD B550, Socket AM4, micro ATX

Elevate your gaming with the GIGABYTE B550M K motherboard—power and performance combined!
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Key specifications

  • BrandGigabyte
  • Processor socketAM4
  • Motherboard chipsetAMD B550
  • Motherboard form factorMicro-ATX
  • Supported memory typesDDR4-SDRAM
  • Number of memory slots4
  • Number of M.2 (M) slots2
  • Maximum internal memory128 GB
  • Compatible processor seriesAMD Ryzen 5000 Series, AMD Ryzen 4000 Series, AMD Ryzen 3000 Series
  • Video outputsHDMI, DisplayPort
  • Product colorBrown
  • Weight0.84 kg
  • Warranty3 Years Warranty

Your Ideal Foundation for Ryzen Systems

Introducing the GIGABYTE B550M K Motherboard, a compact micro ATX solution designed specifically for AMD Ryzen processors with an AM4 socket. Compatible with Ryzen series 3000 to 5000, this motherboard promises exemplary performance, stable power delivery, and robust construction, ensuring longevity and reliability for your computing needs.

Enhanced Memory Performance

The B550M K is equipped with four DDR4 memory slots, configured for dual-channel operation. This allows support for high-speed memory, reaching up to 4733MHz when overclocked. Experience seamless multitasking and swift responsiveness, elevating your system's efficiency.

Versatile Storage and Expansion Options

This motherboard features a PCIe 4.0 x16 slot, perfect for the latest graphics cards, and two M.2 slots that support NVMe standards, including PCIe 4.0. This design accommodates rapid storage configurations alongside multiple SATA connections, enhancing the overall flexibility of your system build.

Comprehensive Connectivity Options

The rear panel of the GIGABYTE B550M K motherboard includes HDMI and DisplayPort connections for compatible processors, in addition to several USB 2.0 and USB 3.2 ports. There’s also a Gigabit LAN port for high-speed internet access and 7.1-channel audio outputs, providing an excellent platform for connecting all your peripherals.

Innovative Cooling Solutions

Equipped with Smart Fan 5 technology, this motherboard allows users to customize fan control, utilizing hybrid PWM/voltage connections and multiple temperature sensors for optimized airflow. Furthermore, the high-quality audio components are designed with noise isolation, granting you clearer sound and an enriched audio experience.

Reliable Overclocking Capabilities

Initially, early BIOS versions posed limitations on overclocking abilities; however, recent firmware updates have introduced support for Precision Boost Overdrive (PBO)– depending on your motherboard and BIOS version. Unleash your system's full potential and enjoy enhanced performance with reliable overclocking options.

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Compatible processor series AMD Ryzen 5000 Series, AMD Ryzen 4000 Series, AMD Ryzen 3000 Series
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All specifications 94

Main4
Brand
Gigabyte
Warranty
3 Years Warranty
Product code
B550M K
EAN/UPC code
4719331852764, 0889523036006, 889523036006
Processor4
Processor socket
AM4
Compatible processor series
AMD Ryzen 5000 SeriesAMD Ryzen 4000 SeriesAMD Ryzen 3000 Series
Maximum resolution
5120 x 2880 pixels
Processor manufacturer
AMD
Performance2
DirectX version
12.0
Motherboard chipset
AMD B550
Features5
Audio output channels
7.1 channels
Motherboard chipset family
AMD
Motherboard form factor
Micro-ATX
PC health monitoring
Fan, Temperature, Voltage
Windows operating systems supported
Windows 10 x64, Windows 11 x64
Memory10
ECC сompatibility
ECC & Non-ECC
Maximum internal memory
128 GB
Maximum internal memory per slot
32 GB
Memory channels
Dodeca-channel
Memory slots type
DIMM
Number of memory slots
4
Supported memory clock speed (max)
4733 MHz
Supported memory clock speeds
4733,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz
Supported memory types
DDR4-SDRAM
Unbuffered memory
Yes
Expansion slots7
1st M.2 highest PCI Express generation
4.0
1st M.2 largest key size
2280
2nd M.2 highest PCI Express generation
3.0
2nd M.2 largest key size
2280
Number of M.2 (M) slots
2
PCI Express x1 (Gen 3.x) slots
1
PCI Express x16 (Gen 4.x) slots
1
Ports & interfaces12
DisplayPort version
1.4
DisplayPorts quantity
1
Ethernet LAN (RJ-45) ports
1
HDCP
Yes
HDMI ports quantity
1
HDMI version
2.1
Headphone outputs
1
Line-in
Yes
Microphone in
Yes
USB 2.0 ports quantity
4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
4
Video outputs
HDMIDisplayPort
General1
Bundled software
Norton Internet Security (OEM version), LAN bandwidth management software
Audio1
Audio chip
Realtek ALC897
Battery5
Battery technology
Lithium-Manganese Dioxide (LiMnO2)
Battery type
CR2032
Battery weight
3 g
Lithium weight per battery
0.07 g
Number of battery cells
1
BIOS6
ACPI version
5.0
BIOS memory size
128 Mbit
BIOS type
UEFI AMI
Clear CMOS jumper
Yes
Desktop Management Interface (DMI) version
2.7
System management BIOS (SMBIOS) version
2.7
Design3
Cooling type
Passive
Country of origin
China
Product color
Brown
Graphics1
Parallel processing technology support
Not supported
Internal I/O12
ATX Power connector (24-pin)
Yes
CPU fan connector
Yes
EPS power connector (8-pin)
Yes
Front panel audio connector
Yes
Front panel connector
Yes
Number of chassis fan connectors
1
Number of CPU fan connectors
1
Number of EPS power connectors (8-pin)
1
Number of SATA III connectors
4
TPM connector
Yes
USB 2.0 connectors
1
USB 3.2 Gen 1 (3.1 Gen 1) connectors
1
Logistics data1
Products per shipping (inner) case
1 pc(s)
Network3
Ethernet interface type
Gigabit Ethernet
Ethernet LAN
Yes
LAN controller
Realtek RTL8111H
Packaging content2
Batteries included
Yes
Screws included
Yes
Packaging data3
Package depth
265 mm
Package height
54 mm
Package width
265 mm
Power1
Power source type
ATX
Rear panel I/O ports1
PS/2 ports quantity
1
Storage controllers6
Number of HDDs supported
2
Number of storage drives supported
6
RAID levels
0, 1, 10
RAID support
Yes
Supported storage drive interfaces
M.2, SATA
Supported storage drive types
HDD & SSD
Technical details1
Warranty period
3 year(s)
Weight & dimensions3
Depth
244 mm
Height
35 mm
Width
244 mm
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