# 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

- Category: Motherboard
- Brand: Gigabyte
- Model: B550M K
- Part number: GA-B550M-K
- Price (US): $69.99
- Price last checked: 2026-08-06
- Rating: 4.3/5 from 1534 Amazon reviews
- Warranty: 3 years
- Product page: https://buildmypc.net/component-details/motherboard/gigabyte-b550m-k-ga-b550m-k/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Gigabyte |
| Model | B550M K |
| Socket Type | AM4 |
| Chipset | AMD B550 |
| Form Factor | Micro ATX |
| Memory Type | 4 x DDR4 |
| Max Memory Support | 128 GB |

## Key Features

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

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