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

ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX

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

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£98.99
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ASUS PRIME B550M-A AMD B550 DDR4 Micro ATX Motherboard - Socket AM4

Overall Rating: 4.4 / 5 (average from multiple review sources, as of 12 Dec 2025)
Based on a total of 14,330 customer reviews from independent review platforms.

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

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£119.64
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ASUS PRIME B550M-A, AMD AM4, MATX, 128GB DDR4, 4DIMM, D-SUB, DVI-D, HDMI, PCIE

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£119.64
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ASUS PRIME B550M-A, AMD AM4, MATX, 128GB DDR4, 4DIMM, D-SUB, DVI-D, HDMI, PCIE

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£130.25
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ASUS PRIME B550M-A, AMD AM4, MATX, 128GB DDR4, 4DIMM, D-SUB, DVI-D, HDMI, PCIE

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£134.99
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ASUS PRIME B550M-A, AMD AM4, MATX, 128GB DDR4, 4DIMM, D-SUB, DVI-D, HDMI, PCIE

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£136.00
Delivery from £8.61

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

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£143.10
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ASUS PRIME B550M-A, AMD AM4, MATX, 128GB DDR4, 4DIMM, D-SUB, DVI-D, HDMI, PCIE

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£149.61
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Product Information

Logistics data

Harmonized System (HS) code 84733020

Features

Motherboard chipset family AMD
Motherboard chipset AMD B550
Motherboard form factor micro ATX

Network

Ethernet LAN Yes
Bluetooth version 5.1
Bluetooth Yes
LAN controller Realtek 8111H

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

Number of SATA connectors 4
USB 3.2 Gen 1 (3.1 Gen 1) connectors 1
USB 2.0 connectors 2

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 Ryzen processors for high performance
  • Multiple M.2 slots for fast storage options
  • Expandable RAM up to 128GB for future upgrades

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

Unlock Your PC's Potential with the ASUS Prime B550M-A

The ASUS Prime B550M-A is an exceptional choice for gamers, content creators, and tech enthusiasts alike. This micro-ATX motherboard is perfect for those looking to build a powerful yet compact PC. Whether you're diving into the latest gaming titles, editing videos, or simply multitasking like a pro, this motherboard will provide you with the stability and performance you need. Check out Motherboards that can elevate your setup!

Exceptional Features and Performance

Equipped with the AMD B550 chipset, the ASUS Prime B550M-A supports the latest Ryzen processors, giving you access to cutting-edge technology. With features like:

  • PCIe 4.0 support for faster data transfer speeds
  • Dual M.2 slots for lightning-quick SSDs
  • USB 3.2 Gen 2 Type-A and Type-C for high-speed connectivity

this motherboard ensures that you can take full advantage of modern components. The robust power delivery system enhances stability during overclocking, making it an excellent choice for users who love to push their systems to the limit.

Sleek Design with Practical Functionality

The ASUS Prime B550M-A not only performs brilliantly but also looks stunning in any build. Its sleek black and silver color scheme blends seamlessly with various setups, while the Aura Sync RGB lighting adds a touch of personal flair. The layout of the motherboard is intuitive, providing easy access to ports and connectors. The integrated heatsinks ensure optimal thermal performance, keeping your system cool even during intense usage.

Reliable Connectivity and Expansion

This motherboard is designed for future-proofing, offering plenty of room for expansion. With up to 128GB of DDR4 RAM support, you can easily upgrade your memory as needed. The ASUS Prime B550M-A also includes a range of connectivity options, such as:

  • HDMI and DisplayPort outputs for high-quality video
  • 6 SATA ports for ample storage options
  • Wi-Fi and Bluetooth capabilities for seamless wireless connections

These features make it a versatile choice for any user looking to build a high-performance machine that can adapt to diverse needs.

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

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

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AMD AM4 socket: Ready for Ryzen 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2+ Ultrafast connectivity: Dual M.2, PCIe 4.0, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware
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