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ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)
ASUS

Part #: PRIME B550M-A WIFI II

Item Code: MBASU00424OB

ASUS Prime B550M-A WIFI II micro ATX motherboard AMD B550 AM4 with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support(Open Box)

Open Box
15-day Low Price Guarantee
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
ASUS Prime B550M-A WIFI II Desktop Motherboard(Open Box)
$170.99
$142.49
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$149.99

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Overview

AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support

  • AMD AM4 Socket: Ready for Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
  • Comprehensive Cooling: VRM heatsink, PCH heatsink, hybrid fan headers, and Fan Xpert 2+ utility
  • Ultrafast Connectivity: Dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A support
  • Aura Sync RGB Lighting: Onboard addressable Gen 2 header and RGB headers for RGB LED strips, easily synced with Aura Sync-capable hardware
PRIME

ASUS Prime series is expertly engineered to unleash the full potential of 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series 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 Way

Comprehensive 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.

All-around Energy Efficiency

With the Energy Processing Unit (EPU), you'll enjoy system-wide power savings. The EPU automatically optimizes power consumption and maximizes savings with Away mode.

Cool to the Core

Prime 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 Pads

A VRM heatsink with underneath thermal pad improves heat transfer from the MOSFETs and chokes for better cooling performance.

Build on a Solid Foundation

Prime 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 Difference

Prime 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 audio

Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.

Audio Shielding

Separates analog/digital signal domains, significantly reducing multi-lateral interference.

Separate Layer for Left and Right Tracks

Ensures minimal crosstalk between audio paths.





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