---
product_id: 523427252
title: "B550M K AMD AM4 Micro-ATX Motherboard, Supports Ryzen 5000/4000/3000 Series Processors, DDR4, 3+3 Power Phase, 2X M.2, PCIe 4.0, USB 3.2 Gen 1, GbE LAN, Q-Flash"
brand: "gigabyte"
price: "$276"
currency: NZD
in_stock: true
reviews_count: 11
category: "Gigabyte"
url: https://www.desertcart.nz/products/523427252-b550m-k-amd-am4-micro-atx-motherboard-supports-ryzen-5000
store_origin: NZ
region: New Zealand
---

# PCIe 4.0 for ultra-fast data lanes Dual M.2 slots for blazing NVMe SSDs Smart Fan 5 with multiple temp sensors B550M K AMD AM4 Micro-ATX Motherboard, Supports Ryzen 5000/4000/3000 Series Processors, DDR4, 3+3 Power Phase, 2X M.2, PCIe 4.0, USB 3.2 Gen 1, GbE LAN, Q-Flash

**Brand:** gigabyte
**Price:** $276
**Availability:** ✅ In Stock

## Summary

> 🚀 Power your productivity with the GIGABYTE B550M K — compact board, colossal performance!

## Quick Answers

- **What is this?** B550M K AMD AM4 Micro-ATX Motherboard, Supports Ryzen 5000/4000/3000 Series Processors, DDR4, 3+3 Power Phase, 2X M.2, PCIe 4.0, USB 3.2 Gen 1, GbE LAN, Q-Flash by gigabyte
- **How much does it cost?** $276 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/523427252-b550m-k-amd-am4-micro-atx-motherboard-supports-ryzen-5000)

## Best For

- gigabyte enthusiasts

## Why This Product

- Trusted gigabyte brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Powerhouse:** AM4 socket ready for Ryzen 5000 series — snap in your CPU and dominate without a hitch.
- • **Cool & Quiet Confidence:** Smart Fan 5 tech keeps temps in check with multiple sensors, so your rig stays chill under pressure.
- • **Storage That Won't Quit:** Dual M.2 slots let you stack SSDs for lightning-fast boot and load times — because waiting is so 2010.
- • **Next-Gen Speed Unleashed:** Harness PCIe 4.0 bandwidth to future-proof your build and crush bottlenecks.
- • **BIOS Upgrades Made Effortless:** Q-Flash Plus lets you update BIOS without CPU, RAM, or GPU installed — no tech headaches, just smooth upgrades.

## Overview

The GIGABYTE B550M K is a Micro-ATX motherboard engineered for AMD Ryzen 3000 to 5000 series processors, featuring PCIe 4.0 support, dual M.2 NVMe slots, and Smart Fan 5 temperature management. Designed for professionals and gamers seeking a compact yet powerful platform, it offers seamless BIOS updates via Q-Flash Plus and robust connectivity including Realtek 1GbE LAN and USB 3.2 Gen 1. This board delivers reliable, high-speed performance in a sleek form factor, perfect for building a future-ready PC that stands out in both efficiency and style.

## Description

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. GIGABYTE B550M K motherboards maximize your PC's potential with AMD StoreMI technology. StoreMI accelerates traditional storage devices to reduce boot times and enhance the overall user experience. This easy-to-use utility combines the speed of SSDs with the high capacity of HDDs into a single drive, enhances the read/write speeds of the device to match that of SSDs, bolsters data performance for great value, and transforms the everyday PC to a performance driven system.

Review: The motherboard that tries very hard to act like a full size board... almost does it! :D - This Micro ATX board shows up looking modest but clearly ready to run the whole house like an overconfident teenager. The design is clean, compact, and packed tightly enough that anyone installing it might mutter to themselves a few times. Still, the layout is mostly intuitive and the labeling is clear enough that nobody has to pull out a magnifying glass. It supports AM4 CPUs effortlessly, snapping them into place like it is welcoming old friends. Performance is where it flexes, offering dual M.2 slots that practically beg users to fill them with fast storage. The built in AC WiFi is a nice touch, even if it sometimes behaves like it is taking a short nap before connecting. The VRMs do their job well for normal to moderate workloads, though no one should expect them to moonlight as cooling champions. It stays stable once set up, which is half the battle with any motherboard. Installation is fairly smooth unless someone's case is a cramped shoebox pretending to be a gaming tower. The SATA ports angle awkwardly for large hands, which might inspire some creative language during cable management. Still, everything locks in securely, and the BIOS is simple enough that it avoids causing emotional damage. Once booted, the board feels reliable and responsive. Some limitations are expected, such as fewer expansion options and a layout that occasionally feels like a puzzle with too many corners. The included WiFi antenna works fine unless it is pointed in a questionable direction... in which case it pretends signals do not exist. Despite these quirks, the board delivers solid value and dependable performance for everyday and gaming builds. :D Excellent Things 👍 Clean layout for a Micro ATX board 👍 Dual M.2 slots for extra speedy storage 👍 Built in AC WiFi that avoids needing add ons Unworthy Things 👎 SATA placement is slightly chaotic 👎 WiFi sometimes feels sleepy 👎 Limited expansion due to its compact size
Review: Excellent motherboard — my PC is now super fast! 🚀 - ⭐⭐⭐⭐⭐ I recently installed the GIGABYTE B550M K, and the difference was immediate. I used to have my Ryzen 5 on an A320HM motherboard, and even though it worked, it didn’t let the CPU reach its full potential. After switching to this one, my PC runs much faster and more stable. What I like the most is that it’s the right board for AM4 processors, with great build quality and a very reasonable price. It allowed me to complete the mid-range PC I wanted without spending too much, and everything worked perfectly from the first boot. It also has two M.2 slots, which is great if you want a fast SSD. Plus, the Micro-ATX format fits nicely in my small case while leaving room for everything I need. In short, this was an excellent purchase — it does exactly what it promises and gave my computer a whole new life. 💯 Definitely a 5-star product!

## Features

- AMD Socket AM4: Ready to support AMD Ryzen 5000 / Ryzen 4000 / Ryzen 3000 Series Processors.
- Boost Your Memory Performance: Compatible with DDR4 memory and supports 4*DIMMs with AMD EXPO Memory Module Support.
- Comprehensive Connectivity: PCIe 4.0, 2x M.2 Slots, 1GbE LAN, USB 3.2 Gen 1.
- DIY Friendly Design: Smart Fan 5 Features Multiple Temperature Sensors.
- Q-Flash Plus: Effortlessly upgrade your BIOS without installing CPU, RAM, or GPU.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BTTZFQTP |
| Best Sellers Rank | #17 in Computer Motherboards |
| Brand | GIGABYTE |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,451) |
| Date First Available | February 2, 2023 |
| Item Dimensions LxWxH | 10.43 x 10.43 x 2.12 inches |
| Item Weight | 1.54 pounds |
| Item model number | B550M K |
| Manufacturer | GIGABYTE |
| Memory Speed | 3200 MHz |
| Number of USB 2.0 Ports | 4 |
| Processor | others |
| Product Dimensions | 10.43 x 10.43 x 2.12 inches |
| RAM | DDR4 |
| Series | B550M K |

## Product Details

- **Brand:** GIGABYTE
- **CPU Model:** Others
- **CPU Socket:** Socket AM4
- **Chipset Type:** AMD B550
- **Compatible Devices:** Personal Computer
- **Compatible Processors:** AM4 (Ryzen 5000/3000/4000)
- **Memory Clock Speed:** 3200 MHz
- **Model Name:** B550M K
- **Platform:** Windows 11
- **RAM Memory Technology:** DDR4

## Images

![B550M K AMD AM4 Micro-ATX Motherboard, Supports Ryzen 5000/4000/3000 Series Processors, DDR4, 3+3 Power Phase, 2X M.2, PCIe 4.0, USB 3.2 Gen 1, GbE LAN, Q-Flash - Image 1](https://m.media-amazon.com/images/I/71Gm7vworoL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Questions & Answers

**Q: I put this new motherboard in and everything is fine but Ethernet is working but it says I am offline and can’t load anything on the web?**
A: Not sure of your knowledge of computers but...check your router first and see if you have it plugged in a proper slot.  I know routers have a yellow line circling it to plug in the modem if it is separate.  Ethernet - next check the device itself to see if you have an x for disabled etc.  I never had trouble with the motherboard at all.  Nothing.

**Q: Can this motherboard handle 750 W**
A: I wouldn't see why not. . .there isn't often a limit on motherboards, they just take what they need. . .I have a 650, and I feel sure it'd take 1000W or more even. . .Though typically you only want to have the wattage you need and not much more. . .Just be sure your components are all compatible with each other with wattage and all. . .

**Q: Es compatible con ryzen 5 5600g y una rx 580 gddr5 de 8gb**
A: Siii, es compatible tanto con el procesador RYZEN 5 5600g cómo con la GPU RX 580.

**Q: Motherboard compatible ryzen 2600?**
A: Gigabyte website MB/support

## Customer Reviews

### ⭐⭐⭐⭐⭐ The motherboard that tries very hard to act like a full size board... almost does it! :D
*by B***S on December 12, 2025*

This Micro ATX board shows up looking modest but clearly ready to run the whole house like an overconfident teenager. The design is clean, compact, and packed tightly enough that anyone installing it might mutter to themselves a few times. Still, the layout is mostly intuitive and the labeling is clear enough that nobody has to pull out a magnifying glass. It supports AM4 CPUs effortlessly, snapping them into place like it is welcoming old friends. Performance is where it flexes, offering dual M.2 slots that practically beg users to fill them with fast storage. The built in AC WiFi is a nice touch, even if it sometimes behaves like it is taking a short nap before connecting. The VRMs do their job well for normal to moderate workloads, though no one should expect them to moonlight as cooling champions. It stays stable once set up, which is half the battle with any motherboard. Installation is fairly smooth unless someone's case is a cramped shoebox pretending to be a gaming tower. The SATA ports angle awkwardly for large hands, which might inspire some creative language during cable management. Still, everything locks in securely, and the BIOS is simple enough that it avoids causing emotional damage. Once booted, the board feels reliable and responsive. Some limitations are expected, such as fewer expansion options and a layout that occasionally feels like a puzzle with too many corners. The included WiFi antenna works fine unless it is pointed in a questionable direction... in which case it pretends signals do not exist. Despite these quirks, the board delivers solid value and dependable performance for everyday and gaming builds. :D Excellent Things 👍 Clean layout for a Micro ATX board 👍 Dual M.2 slots for extra speedy storage 👍 Built in AC WiFi that avoids needing add ons Unworthy Things 👎 SATA placement is slightly chaotic 👎 WiFi sometimes feels sleepy 👎 Limited expansion due to its compact size

### ⭐⭐⭐⭐⭐ Excellent motherboard — my PC is now super fast! 🚀
*by O***A on October 22, 2025*

⭐⭐⭐⭐⭐ I recently installed the GIGABYTE B550M K, and the difference was immediate. I used to have my Ryzen 5 on an A320HM motherboard, and even though it worked, it didn’t let the CPU reach its full potential. After switching to this one, my PC runs much faster and more stable. What I like the most is that it’s the right board for AM4 processors, with great build quality and a very reasonable price. It allowed me to complete the mid-range PC I wanted without spending too much, and everything worked perfectly from the first boot. It also has two M.2 slots, which is great if you want a fast SSD. Plus, the Micro-ATX format fits nicely in my small case while leaving room for everything I need. In short, this was an excellent purchase — it does exactly what it promises and gave my computer a whole new life. 💯 Definitely a 5-star product!

### ⭐⭐⭐⭐⭐ Great Buy for a Budget 1440p PC
*by D***. on December 4, 2025*

This motherboard is pretty solid! I grabbed the GIGABYTE B550M DS3H AC R2 on Black Friday, and honestly, for the price, it's a solid 5/5. Worth every penny. It comes with some nice things for a micro-ATX board, like having two M.2 slots, which is really convenient for all your SSD storage. It’s got a decent power setup and plenty of headers for fans and RGB stuff, which is always a plus when you're building. It includes Bluetooth 5.0 and WiFi 5, and the wireless is totally fine for just daily browsing. But let's be real, with a max speed of 433mbps (I'm seeing about 300mbps), it's a downside when you're trying to download massive games, that just isn't cool. Thankfully, the 1Gbit wired connection can handle the heavy lifting. I really wish they'd sprung for WiFi 6, though. I've also got mixed feelings on the USB-C setup: you get the internal header for a case with a front USB-C port, but there's no actual USB-C port on the back. Weird, right? Even with those two little quirks, it was an absolutely stellar deal at the Black Friday price, and I highly recommend it, especially if you can find it on sale.

## Frequently Bought Together

- GIGABYTE B550M K Motherboard, Supports AMD AM4 Ryzen 5000 Processors, Micro-ATX, DDR4, Dual M.2, SATA 6Gb/s, Realtek GbE LAN, PCIe 4.0
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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-11*