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GIGABYTE B550M K AM4 AMD B550 Micro-ATX Motherboard with Dual M.2, SATA 6Gb/s, USB 3.2 Gen 1, Realtek GbE LAN, PCIe 4.0

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Option: B550M K

B550 AORUS ELITE V2
B550 AORUS ELITE AX V2
B550 GAMING X V2
B550M K
B550I AORUS PRO AX
B550M GAMING X WIFI6
B550M AORUS ELITE AX
B550 Eagle WIFI6

AMD AM4 Socket: Supports AMD Ryzen 5000 Series/ Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 Series Processors
DDR4 Compatible: Dual Channel ECC/ Non-ECC Unbuffered DDR4, 4 DIMMs
Sturdy Power Design: 4+2 Phases Digital Twin Power Design with Low RDS(on) MOSFETs
Connectivity: PCIe 4.0 x16 Slot, Dual Ultra-Fast NVMe PCIe 4.0/3.0 x4 M.2 Connectors, Realtek GbE LAN chip
Fine Tuning Features: RGB FUSION 2.0, Supports Addressable LED & RGB LED Strips, Smart Fan 5, Q-Flash Plus Update BIOS without installing, CPU, Memory, and GPU

Overview

Specs

Reviews (89)

Best Seller Ranking	#48 in AMD Motherboards

Model
Brand	GIGABYTE
Model	B550M K

Supported CPU
CPU Socket Type	AM4
CPU Type	Ryzen 3000 Series / Ryzen 4000G Series / Ryzen 5000 Series / Ryzen 5000G Series

Chipsets
Chipset	AMD B550

Memory
Number of Memory Slots	4x288pin (DDR4)
Memory Standard	DDR4 3200
Maximum Memory Supported	128GB
Channel Supported	Dual Channel
Memory Performance Profile	Intel XMP 2.0
ECC Supported	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
Buffer Supported	Un-buffered
Memory Feature	Support for Extreme Memory Profile (XMP) memory modules

Expansion Slots
PCI Express 4.0 x16	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
PCI Express x1	1 x PCI Express x1 slot, integrated in the Chipset: Supporting PCIe 3.0 x1 mode

Storage Devices
Serial ATA (SATA)	4 x SATA 6Gb/s
M.2	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

Onboard Audio
Audio Channels	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.

Onboard LAN
LAN Chipset	Realtek GbE LAN chip
Max LAN Speed	1Gbps

Rear Panel Ports
Back I/O Ports	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

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 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 Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only) 1 x Clear CMOS jumper

Physical Spec
Form Factor	Micro ATX
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

Software Feature
Windows 11	Supported

Features
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

Additional Information
First Listed on Newegg	February 14, 2023

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Limited Warranty period (labor): 3 years
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Return for refund until: January 31, 2027
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GIGABYTE B550M K AM4 AMD B550 Micro-ATX Motherboard with Dual M.2, SATA 6Gb/s, USB 3.2 Gen 1, Realtek GbE LAN, PCIe 4.0

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Manufacturer Contact Info

Item#: N82E16813145434

Best Sellers

GIGABYTE B550M K AM4 AMD B550 Micro-ATX Motherboard with Dual M.2, SATA 6Gb/s, USB 3.2 Gen 1, Realtek GbE LAN, PCIe 4.0

Learn more about the GIGABYTE B550M K

Customer Reviews of the GIGABYTE B550M K

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info