Name: ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX
Brand: Asus
SKU: cmoi1l3k61lo3jxr8rdcjemjr
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.Cool to the CorePrime B550 series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.VRM Heatsink and Thermal PadsA VRM heatsink with underneath thermal pad improves heat transfer from the MOSFETs and chokes for better cooling performance.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 RGB lighting controls 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.Audio ShieldingSeparates analog/digital signal domains, significantly reducing multi-lateral interference.Separate Layer for Left and Right TracksEnsures minimal crosstalk between audio paths.Premium Japanese CapacitorsPremium parts provide an immersive sound signature, with exceptional fidelity.

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
Number of SATA connectors	4
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 8111H
Bluetooth	Yes
Bluetooth version	5.1
Motherboard chipset	AMD B550
Motherboard form factor	micro ATX
Motherboard chipset family	AMD
BIOS type	UEFI AMI
BIOS memory size	256 Mbit
Harmonized System (HS) code	84733020

Full specifications

Marque	Asus
Référence fabricant	90mb14i0m0eay0
EAN	4718017755528

ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX: complete technical analysis for 2026

The ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX meets the expectations of buyers who want a quality product without paying over the odds. Thanks to our comparison tool, find the best offer among all partner retailers listed on Compiral. The trust rating shown for each retailer helps you choose a reliable shop with clear return conditions and responsive customer service. If you are unsure, also check the ASUS GT1030-SL-2G-BRK NVIDIA GeForce GT 1030 2 GB GDDR5 from the same brand. A good price comparison can save you between 10% and 30% on your purchase depending on the time of year and available retailers.

Who is this Informatique for?

The ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX benefits from the expertise of Asus in this category. Its design meets current market standards and satisfies even the most demanding users in their everyday activities. The brand's reliability translates into positive feedback from regular buyers, who particularly appreciate the consistency between the promises of the product sheet and the real-world experience. For the Informatique category, this is an option we recommend without hesitation.

For intensive or occasional use

The ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX adapts to different levels of use in the Informatique category. Whether you use it intensively every day or more occasionally, this Asus product offers appreciated versatility. Regular users value its reliability over time, while occasional users appreciate how easy it is to pick up without any special training. For even more demanding use, also check the ASUS GT1030-SL-2G-BRK NVIDIA GeForce GT 1030 2 GB GDDR5.

Against the competition

In the Informatique market, the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX is well positioned thanks to its price from £119.62 and the strength of Asus. Our comparison tool lets you verify in real time whether this positioning still holds against other available offers.

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 best times to buy the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX at a lower price are Black Friday in November, the January sales and the summer sales in July. Our price history lets you judge whether the current price is a genuine bargain or whether it is worth waiting a few weeks. Outside these periods, flash promotions remain frequent among Compiral's partner retailers.

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

How does the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX compare to competitors in the Informatique category?

In the Informatique category, the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX occupies a specific market segment. Compared to other available models, it stands out mainly through the balance between its features and its price. To compare objectively, consult the detailed spec sheet on this page and compare specifications with other similar products listed on our comparison tool.

Is the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX suitable for beginners?

Yes, the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX is generally appreciated by both beginners and regular users of the Informatique category. It is quick to set up and Asus usually provides clear documentation. If you are new to this product category, consult the spec sheet on this page to identify the key criteria to check before making your choice.

Is there a refurbished version of the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX?

Refurbished versions of the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

When do prices for the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX drop during the year?

Prices for the ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX typically drop during Black Friday (November), the January sales and the summer sales (July). Promotional deals are also common around Cyber Monday and the holiday season. Our price history lets you spot trends and assess whether a price drop is likely soon in the Informatique category.

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

Free delivery is not guaranteed for the ASUS PRIME B550M-A 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.