Name: ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX
Brand: Asus
SKU: cmnozfoz5c1f9nst2coistu9z
Availability: InStock

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Description

ASUS Prime series is expertly engineered to unleash the full potential of 3rd Generation AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B550 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.Tune It Your WayComprehensive controls form the foundation of the ASUS Prime series. The Prime B550 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work – maximizing your productivity.Cooler by DesignPrime B550M-K is engineered with an array of hybrid fan headers and features comprehensive cooling controls that are configurable via Fan Xpert 2+ software or via the UEFI BIOS, ensuring your rig stays cool and stable under intense workloads.Build on a Solid FoundationPrime B550 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible transfer options.Little Things Make a Big DifferencePrime B550 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive interface that let you customize your system to create a uniquely personal look.Outstanding AudioCombined onboard features deliver elevated audioIntelligent design and premium hardware create audio quality unlike anything you've ever experienced.

Specifications

Processor manufacturer	AMD
Processor socket	Socket AM4
Compatible processor series	AMD Ryzen 3000 Series
Supported memory types	DDR4-SDRAM
Number of memory slots	4
Memory slots type	DIMM
Supported memory clock speeds	2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4133,4266,4400,4600 MHz
Maximum internal memory	128 GB
Supported storage drive interfaces	M.2, SATA
USB 2.0 connectors	2
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1
ATX Power connector (24-pin)	Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	2
Ethernet LAN (RJ-45) ports	1
PS/2 ports quantity	1
HDMI ports quantity	1
DVI-D ports quantity	1
Ethernet LAN	Yes
LAN controller	Realtek RTL8111H
Wi-Fi	No
Motherboard chipset	AMD B550
Motherboard form factor	micro ATX
Motherboard chipset family	AMD
Windows operating systems supported	Windows 10
PCI Express x1 (Gen 3.x) slots	2
PCI Express x16 (Gen 4.x) slots	1
Number of M.2 (M) slots	2
BIOS type	UEFI AMI
BIOS memory size	256 Mbit
Harmonized System (HS) code	84733020
Width	244 mm
Depth	244 mm
Height	51 mm
Weight	785 g

Full specifications

Marque	Asus
Référence fabricant	90mb14v0m0eay0
EAN	4718017758284

ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX in 2026: still the right choice?

With the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX, Asus offers a solution suited to everyday needs in 2026. Available from 3 retailers on Compiral, this product benefits from real-time price comparison. Each offer is verified and updated several times a day to ensure you have the freshest information. Our platform calculates the total price including delivery costs, so you can identify the true best offer among all listed retailers.

Buy the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX now or wait?

With the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX, Asus delivers a quality level consistent with its market positioning. This product suits both newcomers and regular users of the Informatique category. Its quick setup and reliable performance make it a recommended choice for anyone looking to invest in durable equipment without facing technical complications in the first weeks of use.

Value for money analysed in 2026

At £97.38, the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX offers value for money consistent with its positioning in the Informatique category. Asus maintains a consistent quality level across this range, justifying the investment at this price. Compare with other available offers on our comparison tool to ensure you get the best rate at the time of purchase. The ASUS ROG Strix Scope II 96 Wireless keyboard Gaming USB + RF Wireless + Bluetooth QWERTY UK English Black from the same range may also interest you for comparison.

Serious alternatives to consider

If the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX does not exactly match your expectations, the Informatique category offers other options to explore. Our comparison tool lists all available products with their prices in real time. Filter by budget, brand or availability to find the most suitable alternative for your situation. The ASUS TUF GAMING B550-PLUS WIFI II AMD B550 Socket AM4 ATX is another reference from the same brand to consider.

Market price ranges in 2026

Range	Indicative price	For whom	What you get
Entry-level	Under 384300 £	Tight budget, occasional use	Essential features, reliable for beginners
Mid-range	384300 £ to 896710 £	Regular daily use	Good value for money, solid performance
High-end	Over 896710 £	Demanding users	The best of the category, all advanced features

The ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX is available from several trusted retailers. Always check stock availability and delivery times before finalising your order to avoid any unpleasant surprises. On Compiral, offers showing "In stock" can be delivered quickly, often within 2 to 5 working days depending on the retailer and your delivery address.

Frequently asked questions about ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX

Is delivery free for the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX at all retailers?

Free delivery is not guaranteed for the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.

How do I return the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.

Is the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX worth its price in 2026?

In 2026, the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX is listed from £97.38 at our partner retailers. This price is consistent with the positioning of Asus in the Informatique category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.

What warranty does the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX come with?

The ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX generally comes with a manufacturer warranty of 1 to 2 years depending on the retailer. In addition to the commercial warranty from Asus, statutory consumer rights apply to all purchases. Check the warranty conditions directly on the retailer's page before finalising your order.

Is the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX in stock?

Stock availability for the ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX is updated in real time on Compiral. Retailers showing "In stock" can usually deliver quickly, often within 2 to 5 working days. If the product is temporarily out of stock at one retailer, check the other offers in our table. Check back regularly as stock levels change frequently in the Informatique category.