ASUS PRIME B550M-A DDR4 Micro-ATX Motherboard AM4

AMD B550 chipset with AM4 socket
Supports Ryzen 3000 / 4000G / 5000 CPUs
PCIe 4.0 x16 slot for modern GPUs
Dual M.2 slots for high-speed NVMe storage
Up to 128GB DDR4 memory support
Micro-ATX form factor
ASUS UEFI BIOS and stable power design

29.500 DA

Out of stock

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ASUS PRIME B550M-A

Technical Specifications

Category	Details
Brand	ASUS
Model	B550M-A
Chipset	AMD B550
CPU Socket	AM4
Supported CPUs	AMD Ryzen 3000 / 4000 G-Series / 5000 Series
Form Factor	Micro-ATX
Memory Type	DDR4
Memory Slots	4 x DIMM
Max Memory Capacity	Up to 128GB
Supported Memory Speeds	2133 / 2400 / 2666 / 2933 / 3200 / 3600 / 4000+ MHz (OC)
Dual Channel Support	Yes
PCIe Main Slot	1 x PCIe 4.0 x16
Additional PCIe Slots	2 x PCIe 3.0 x1
Storage – M.2	2 x M.2 (PCIe 4.0 x4 + PCIe 3.0 x4)
Storage – SATA	4 x SATA III 6Gb/s
RAID Support	RAID 0 / 1 / 10
Graphics Output	HDMI, DVI-D
Audio	Realtek High Definition Audio
Audio Channels	7.1 Channel HD Audio
LAN	Realtek Gigabit Ethernet
USB Rear	USB 3.2 Gen2, USB 3.2 Gen1, USB 2.0
USB Internal Headers	USB 3.2 Gen1, USB 2.0
BIOS Type	UEFI AMI BIOS
Fan Headers	CPU Fan + Multiple System Fan Headers
Power Connector	24-pin ATX + 8-pin CPU
Operating System Support	Windows 10 / Windows 11
Color	Black with Silver Accents

ASUS PRIME B550M-A

The ASUS B550M-A DDR4 is a well-balanced Micro-ATX motherboard designed for AMD Ryzen processors, combining solid performance, expandability, and long-term reliability. Built on the AMD B550 chipset, it supports PCIe 4.0 technology, fast DDR4 memory, and dual M.2 storage options, making it suitable for gaming systems, content creation PCs, and everyday performance builds.

With support for Ryzen 3000, 4000 G-Series, and 5000 series processors, this motherboard offers excellent compatibility and upgrade flexibility. The PCIe 4.0 x16 slot ensures full performance for modern graphics cards, while dual M.2 slots provide fast NVMe storage for quicker boot times and application loading.

Featuring four DDR4 memory slots, the B550M-A allows up to 128GB of RAM, making it ideal for multitasking and demanding workloads. ASUS engineering, stable power delivery, and an intuitive UEFI BIOS ensure consistent performance and system stability over long-term use.

Its clean design and Micro-ATX form factor allow it to fit easily into compact cases without sacrificing essential features, making it a dependable choice for both beginners and experienced PC builders.