Overview
The GIGABYTE B550M K is a Micro-ATX motherboard designed for compatible AMD Ryzen desktop processors. Powered by the AMD B550 chipset, it provides DDR4 memory support, PCIe expansion, dual M.2 storage connectors, Gigabit Ethernet, and versatile connectivity for home, office, and gaming PC builds.
Key Features
- AMD B550 chipset and AM4 processor socket
- Supports compatible AMD Ryzen 3000, 3000 G-Series, 4000 G-Series, and 5000 Series processors
- Four DDR4 DIMM slots supporting up to 128GB memory
- PCIe x16 graphics card slot with PCIe 4.0 support for compatible processors
- Two M.2 connectors for compatible SSDs
- Four SATA 6Gb/s storage connectors
- Realtek Gigabit Ethernet LAN
- HDMI and DisplayPort outputs for supported processors with integrated graphics
- Realtek High Definition Audio
- Smart Fan 6 cooling management features
- Q-Flash BIOS update support
- Micro-ATX form factor for compatible desktop cases
Technical Specifications
| Brand | GIGABYTE |
| Model | B550M K |
| MPN | B550M K |
| Product Type | Desktop Motherboard |
| Chipset | AMD B550 |
| CPU Socket | AMD AM4 |
| Form Factor | Micro-ATX |
| Memory Type | DDR4 |
| Memory Slots | 4 DIMM slots |
| Maximum Memory | 128GB |
| Expansion Slots | 1 x PCIe x16, 1 x PCIe x1 |
| Storage | 2 x M.2, 4 x SATA 6Gb/s |
| Networking | Realtek Gigabit Ethernet |
| Audio | Realtek High Definition Audio |
| Video Outputs | HDMI and DisplayPort; requires a compatible processor with integrated graphics |
| Dimensions | 9.61 x 9.61 inches (24.4 x 24.4 cm) |
Compatibility and Installation
Use a compatible AMD AM4 processor and DDR4 memory. Check the processor support list and required BIOS version before installation. The motherboard fits Micro-ATX-compatible cases. Verify graphics card, CPU cooler, storage, and power supply compatibility before building your system.
Why Choose DC Supplies?
DC Supplies provides computer components for home computing, office systems, and custom PC builds. Review the specifications and motherboard revision to confirm compatibility with your intended configuration.
Frequently Asked Questions
1. Which processor socket does the B550M K use?
It uses the AMD AM4 socket for compatible AMD Ryzen desktop processors.
2. How much RAM does it support?
It supports up to 128GB of DDR4 memory across four DIMM slots.
3. Does it support M.2 SSDs?
Yes. It includes two M.2 connectors for compatible solid-state drives.
4. Does it support PCIe 4.0?
Yes. PCIe 4.0 support is available for compatible processors and devices.
5. Does it have built-in Wi-Fi?
The standard B550M K model lists Gigabit Ethernet networking. Built-in Wi-Fi is not listed as a standard feature.
6. Where can I find official product specifications?
Visit the official GIGABYTE B550M K specifications page and select the correct hardware revision.
