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GIGABYTE B550M K Motherboard | Supports AMD AM4 Ryzen 5000 Processors


Key Features & Highlights

Chipset & CPU Support

  • Based on the AMD B550 chipset, compatible with AM4 socket CPUs.

  • Supports a wide range of AMD Ryzen processors: Ryzen 3000 series, Ryzen 4000 G-series, Ryzen 5000 series, and Ryzen 5000 G-series.

Form Factor & Build

  • Micro-ATX form factor (≈ 9.6″ × 9.6″), ideal for compact yet capable builds.

  • Robust Ultra Durable construction includes anti-sulfur resistors and enhanced ESD and surge protection.

Memory Support

  • Four DDR4 DIMM slots supporting up to 128 GB of RAM with dual-channel architecture.

  • Supports both ECC and non-ECC unbuffered memory; high-speed overclocked profiles (like 4400 MHz, 4733 MHz) are accommodated depending on memory used.

Expansion & Storage

  • One PCIe 4.0 x16 slot (via CPU) and one PCIe 3.0 x1 slot (via chipset).

  • Dual M.2 connectors:

    • One 2280 M.2 slot supports PCIe 4.0 x4 or SATA (via CPU).

    • Second 2280 M.2 slot supports PCIe 3.0 x2 (via chipset).

  • Four SATA 6 Gb/s ports available for additional drives.

I/O & Networking

  • Rear I/O includes:

    • 1× HDMI 2.1 (4K60p, 21:9, HDCP 2.3)

    • 1× DisplayPort

    • 4× USB 3.2 Gen 1 (USB 3.0)

    • 4× USB 2.0

    • 1× PS/2 combo port

    • 1× Gigabit LAN (Realtek) with bandwidth management

    • 3× audio jacks (7.1-channel capable)

Cooling & Fan Control

  • Smart Fan 5 technology with hybrid fan headers and multiple thermal sensors—provides granular control of fans and allows custom fan-stop behavior for silence when idle.

Audio

  • Equipped with high-quality audio capacitors and an audio noise guard design for improved sound clarity.

Software & BIOS Features

  • Gigabyte’s App Center suite includes tools like Q-Flash Plus (BIOS updates without CPU), EasyTune (tuning and overclocking), System Information Viewer, and @BIOS—a robust software ecosystem to enhance usability.

 13,500.00  15,500.00

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Form Factor Micro-ATX (≈ 9.6″ × 9.6″)
Chipset & CPU AMD B550; supports Ryzen 3000 / 4000G / 5000 / 5000G series
Memory 4× DDR4 slots; up to 128 GB; ECC/non-ECC; high-speed overclocking
Expansion Slots PCIe 4.0 x16; PCIe 3.0 x1
Storage Dual M.2 (PCIe 4.0×4 + PCIe 3.0×2) + 4× SATA 6 Gb/s
Video I/O HDMI 2.1, DisplayPort
USB Ports 4× USB 3.2 Gen 1, 4× USB 2.0
Networking Realtek Gigabit LAN w/ bandwidth control
Audio 7.1-channel Realtek with noise guard
Cooling Controls Smart Fan 5 with hybrid headers and customizable fan-stop
Software / BIOS App Center, Q-Flash Plus, EasyTune, @BIOS, System Viewer
Build Durability Anti-sulfur resistors, enhanced ESD & surge protection
gigabyte b550m k motherboard
Powerful performance in a compact form – Gigabyte B550M K
Weight 1 kg
Dimensions 22 × 22 × 2 cm

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