ASRock B550M WiFi Micro-ATX Motherboard, AMD Ryzen 3000-5000 Series Socket AM4, DDR4 4733+, PCIe 4.0

System Compatibility: Micro-ATX (9.6"x9.6") fits compact cases; verify chassis support before purchase.

Processor SocketSocket AM4Memory Clock Speed4733 MHzMemory Storage Capacity128 GBSystem Bus Standard SupportedSATA 3Total Usb Ports14

About this item

  • System Compatibility: Micro-ATX (9.6"x9.6") fits compact cases; verify chassis support before purchase.
  • Dedicated Support: Contact us via Amazon for any product questions or assistance.
  • AMD AM4 Platform: Supports Ryzen 3000-5000 series with 8-phase power for stable performance.
  • High-Speed DDR4 Memory: 4 slots, 4733+ (OC), dual-channel, up to 128GB capacity.
Category: PC PartsMotherboardsRanked #99 of 616 in PC Parts
9.8Our score
Our verdict

System Compatibility: Micro-ATX (9.6"x9.6") fits compact cases; verify chassis support before purchase.

Ranked #99 in PC Parts · 4 things we like

The ASRock B550M WiFi is a versatile Micro-ATX motherboard built on the reliable AMD B550 chipset, making it an exceptional choice for a wide range of AMD AM4 builds. Supporting Ryzen 3000, 4000 G-Series, and 5000 series processors, it provides a solid foundation for everything from cost-effective home and office systems to powerful gaming rigs. The robust 8-phase power design and 2oz Copper PCB ensure stable and efficient power delivery for demanding CPUs.

An 802.11axe Wi-Fi 6E module provides access to the less congested 6GHz band for lower latency and faster wireless speeds (requires Windows 11), while a Realtek Gigabit LAN port ensures a stable wired connection, making this board exceptionally well-connected. For storage and expansion, the board is well-equipped to handle modern high-speed components. A PCIe 4.0 x16 slot allows you to take full advantage of the latest graphics cards,

Do Best Deal is a participant in the Amazon Services LLC Associates Program. As an Amazon Associate we earn from qualifying purchases. If you buy through links on this site we may earn a commission, at no extra cost to you. Learn more.

Product information

24 specifications
Processor SocketSocket AM4
Compatible DevicesPersonal Computer
RAM Memory TechnologyDDR4
Compatible ProcessorsAMD Ryzen 5000/4000/3000 Series
Chipset TypeAMD B550
Memory Clock Speed4733 MHz
PlatformWindows 10, Windows 11
CPU ModelRyzen 3
Memory Storage Capacity128 GB
Ram Memory Maximum Size128 GB
Main Power Connector Type24-Pin
Graphics Card InterfaceIntegrated, PCI Express 4.0
Memory Slots Available4
Number of Ports21
System Bus Standard SupportedSATA 3
Total SATA Ports4
USB 2.06
Total Usb Ports14
Number of Ethernet Ports1
Total Number of HDMI Ports1
Total PCIe Ports3
Chipset FamilyAMD B550
BrandASRock
Model NameB550M WIFI

Pros & cons

What we like
  • System Compatibility: Micro-ATX (9.6"x9.6") fits compact cases; verify chassis support before purchase.
  • Dedicated Support: Contact us via Amazon for any product questions or assistance.
  • AMD AM4 Platform: Supports Ryzen 3000-5000 series with 8-phase power for stable performance.
  • High-Speed DDR4 Memory: 4 slots, 4733+ (OC), dual-channel, up to 128GB capacity.
What could be better

    Customer reviews

    All reviews on Amazon
    5.05 global ratings
    5 star100%
    4 star0%
    3 star0%
    2 star0%
    1 star0%

    Breakdown from the 2 most helpful reviews we imported.

    L
    Lujain
    Verified purchaseSeptember 6, 2026
    The best AM4 motherboard

    Worth every penny!

    D
    David
    Verified purchaseAugust 8, 2026
    Nice!

    This thing is great the bios is up to date and recognizing the ryzen 5 5500 right off the bat and installed windows 11 flawlessly. The WiFi is fast and Bluetooth works great. Recognized my ram and GPU . Great board for the money

    Customer reviews are shown as published on Amazon and are not written by Do Best Deal.