ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX

ASUS PRIME B550M-K, AMD AM4, MATX, 128GB DDR4, 4DIMM, D-SUB, DVI-D, HDMI, PCIE

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ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX

Overall Rating: 1.2 / 5 (average from multiple review sources, as of 7 Feb 2026)
Based on a total of 22,359 customer reviews from independent review platforms.

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ASUS Prime B550M-K AMD B550 (Ryzen AM4), dual M.2, PCIe 4.0, DDR4 4400, 1 Gb Ethernet, HDMI/D-Sub/DVI, USB 3.2 Gen 2 Type-A, micro ATX

Overall Rating: 2.4 / 5 (average from multiple review sources, as of 12 Feb 2026)
Based on a total of 45,568 customer reviews from independent review platforms.

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ASUS Prime B550M-K AMD B550 (Ryzen AM4), dual M.2, PCIe 4.0, DDR4 4400, 1 Gb Ethernet, HDMI/D-Sub/DVI, USB 3.2 Gen 2 Type-A, micro ATX

Overall Rating: 2.4 / 5 (average from multiple review sources, as of 12 Feb 2026)
Based on a total of 45,568 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

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£107.98
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ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX

Overall Rating: 3.2 / 5 (average from multiple review sources, as of 9 Feb 2026)
Based on a total of 42 customer reviews from independent review platforms.

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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

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ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX

Overall Rating: 2.1 / 5 (average from multiple review sources, as of 11 Feb 2026)
Based on a total of 45 customer reviews from independent review platforms.

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ASUS Prime B550M-K AMD B550 (Ryzen AM4), dual M.2, PCIe 4.0, DDR4 4400, 1 Gb Ethernet, HDMI/D-Sub/DVI, USB 3.2 Gen 2 Type-A, micro ATX

Overall Rating: 2.5 / 5 (average from multiple review sources, as of 8 Feb 2026)
Based on a total of 46,321 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

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£113.13
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ASUS Prime B550M-K AMD B550 (Ryzen AM4), dual M.2, PCIe 4.0, DDR4 4400, 1 Gb Ethernet, HDMI/D-Sub/DVI, USB 3.2 Gen 2 Type-A, micro ATX

Overall Rating: 2.4 / 5 (average from multiple review sources, as of 12 Feb 2026)
Based on a total of 45,568 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£114.02
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ASUS Prime B550M-K AMD B550 (Ryzen AM4), dual M.2, PCIe 4.0, DDR4 4400, 1 Gb Ethernet, HDMI/D-Sub/DVI, USB 3.2 Gen 2 Type-A, micro ATX

Overall Rating: 2.4 / 5 (average from multiple review sources, as of 12 Feb 2026)
Based on a total of 45,568 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
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£114.34
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ASUS Prime B550M-K AMD B550 (Ryzen AM4), dual M.2, PCIe 4.0, DDR4 4400, 1 Gb Ethernet, HDMI/D-Sub/DVI, USB 3.2 Gen 2 Type-A, micro ATX

Overall Rating: 2.4 / 5 (average from multiple review sources, as of 12 Feb 2026)
Based on a total of 45,568 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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Product Information

Weight & dimensions

Width 244 mm
Height 51 mm
Depth 244 mm

Other features

Weight 785 g

Logistics data

Harmonized System (HS) code 84733020

Expansion slots

Number of M.2 (M) slots 2
PCI Express x16 (Gen 4.x) slots 1
PCI Express x1 (Gen 3.x) slots 2

Features

Windows operating systems supported Windows 10
Motherboard chipset family AMD
Motherboard chipset AMD B550
Motherboard form factor micro ATX

Network

Ethernet LAN Yes
Wi-Fi No
LAN controller Realtek RTL8111H

Rear panel I/O ports

DVI-D ports quantity 1
HDMI ports quantity 1
PS/2 ports quantity 1
Ethernet LAN (RJ-45) ports 1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity 2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 4

Internal I/O

USB 3.2 Gen 1 (3.1 Gen 1) connectors 1
USB 2.0 connectors 2
ATX Power connector (24-pin) Yes

Storage controllers

Supported storage drive interfaces M.2, SATA

Memory

Memory slots type DIMM
Number of memory slots 4
Supported memory types DDR4-SDRAM
Maximum internal memory 128 GB
Supported memory clock speeds 2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4133,4266,4400,4600 MHz

Processor

Compatible processor series AMD Ryzen 3000 Series
Processor socket Socket AM4
Processor manufacturer AMD

BIOS

BIOS type UEFI AMI
BIOS memory size 256 Mbit

Product information

At a glance

  • Supports latest AMD Ryzen processors
  • PCIe 4.0 for enhanced speed
  • Customizable RGB and extensive connectivity options

Note: This text was created with the help of AI.

Upgrade Your Setup with the ASUS Prime B550M-K

The Motherboards play a crucial role in enhancing your computer system, and the ASUS Prime B550M-K is designed for gamers, content creators, and tech enthusiasts alike. If you’re looking to build a powerful yet compact setup, this motherboard is a fantastic choice. Its micro-ATX form factor allows for easy installation in smaller cases while still offering a plethora of features that cater to performance-oriented users.

Powerful Features for Performance

The ASUS Prime B550M-K is equipped with a range of features that deliver outstanding performance. It supports the latest AMD Ryzen processors, ensuring you have the power to handle demanding applications and multitasking with ease. With its PCIe 4.0 support, you can enjoy faster data transfer speeds and improved graphics performance with compatible devices. The motherboard also includes dual M.2 slots for blazing-fast SSD options, allowing for quick boot times and seamless application launches. Plus, the comprehensive cooling solutions ensure your system stays cool, even during intense gaming sessions.

Sleek Design and Connectivity

Aesthetics are key, and the ASUS Prime B550M-K doesn’t disappoint. The motherboard sports a stylish black and silver design that will fit beautifully into any build. It features customizable RGB lighting that allows you to personalize your setup to match your style or mood. Connectivity is another strong point, offering a variety of ports including USB 3.2 Gen 1 and HDMI for high-definition output, providing you with ample options for peripherals and displays. The built-in Realtek S1200A codec also ensures high-quality audio for an immersive experience.

User-Friendly Features

In addition to its powerful capabilities, the ASUS Prime B550M-K boasts several user-friendly features that make it a breeze to use. The intuitive UEFI BIOS provides easy access to system settings and optimization tools, allowing you to tweak your setup for peak performance. The motherboard also includes ASUS’ exclusive AI Noise Cancelation technology, which enhances your communication quality during gaming or video calls. With robust security features like secure boot and easy software updates, you can be confident your system is not only powerful but also secure.

Note: This text was created with the help of AI.

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ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX

Cheapest offer

Form Factor: ATX / Socket Type: Socket AM4 / Number of Memory Slots: 4 / Compatible CPU Brand: AMD / Expansion Slots: M.2, 2 x PCI Express 3.0 x1, 1 x PCI Express 3.0 x16 (x16 mode), 1 x PCI Express 4.0 x16 (x16 mode), PCI Express x16 / Input/Output Ports: PS/2, D-Sub, SATA III, DVI, HDMI, Ethernet (RJ-45), USB 2.0, USB 3.2 / Model: ASUS PRIME B550M-K / Features: On-Board Audio, Multi-GPU Support, On-Board Video Chipset / Most Suitable For: Casual Computing, Graphic Design, Gaming / Item Length: 24.4 cm / Memory Type: DDR4 SDRAM / Item Width: 24.4 cm
£95.02
Will usually delivered within 6 - 13 working days of receiving cleared payment.
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