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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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  • B550 AORUS ELITE
  • B550 AORUS ELITE V2
  • B550 AORUS ELITE AX V2
  • B550 AORUS MASTER
  • B550 GAMING X
  • B550 GAMING X V2
  • B550M DS3H
  • B550M K
  • B550 UD AC
  • B550M AORUS PRO-P
  • B550I AORUS PRO AX
  • B550M DS3H AC
  • 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
🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available
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Learn more about the GIGABYTE B550M K

Best Seller Ranking #100 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
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
SATA 6Gb/s 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
Windows 11 Compatibility
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
Date First Available February 14, 2023

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): 3 years
  • Limited Warranty period (labor): 3 years
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