About the Gigabyte B550M K Micro-ATX DDR4 Motherboard
The Gigabyte B550M K motherboard is designed for users who want strong AMD performance in a compact and affordable Micro-ATX form factor. Based on the AMD B550 chipset and compatible with Ryzen 3000, 4000G and 5000 series processors, it delivers fast, efficient and stable performance for gaming, multitasking and creative workloads. With DDR4 support, users benefit from smooth memory performance and cost-effective upgrades. The motherboard features PCIe 4.0 support for modern graphics cards, enabling high-bandwidth gaming and rendering performance. NVMe M.2 storage ensures rapid OS booting and quick load times, improving everyday responsiveness.
Gigabyte’s Ultra Durable build quality ensures long-term reliability through improved power design, solid capacitors and enhanced PCB durability. Multiple USB ports, HDMI, LAN and expansion slots provide flexible connectivity for a wide range of builds. Its compact Micro-ATX size makes it perfect for small gaming rigs, office PCs and productivity systems without sacrificing core features.
The Gigabyte B550M K strikes a balance between performance, value and reliability, making it a dependable choice for Ryzen-based systems.
Gigabyte B550M K Micro-ATX DDR4 Motherboard Specifications:
| Feature | Details |
|---|---|
| Model | Gigabyte B550M K |
| Form Factor | Micro-ATX |
| Chipset | AMD B550 |
| CPU Support | Ryzen 3000, 4000G and 5000 Series (AM4) |
| Memory Support | DDR4 |
| PCIe Support | PCIe 4.0 GPU slot |
| Storage | NVMe M.2 and SATA |
| Networking | LAN |
| Connectivity | USB ports, HDMI |
| Expansion Slots | PCIe slots for GPU and add-ons |
| Durability | Ultra Durable components, solid power design |
| Ideal Use | Gaming, home PCs, content creation, multitasking |
Best For
• AMD Ryzen gaming builds
• Budget and mid-range performance PCs
• Compact Micro-ATX setups
• Users needing PCIe 4.0 GPU support
• Fast NVMe SSD-focused builds
• Home, office and productivity systems
The Gigabyte B550M K offers PCIe 4.0 performance, strong Ryzen compatibility and long-lasting durability in a compact Micro-ATX design, making it a smart and future-ready choice for gaming and productivity PC builds.

