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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
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.
Specifications
Manufacturer | ASUS Computer International |
Manufacturer Part Number | PRIME B550M-A WIFI II |
Brand Name | Asus |
Product Line | Prime |
Product Model | B550M-A WIFI II |
Product Name | Prime B550M-A WIFI II Desktop Motherboard |
Product Type | Desktop Motherboard |
Chipset Manufacturer | AMD |
Chipset Model | B550 |
Total Processor Supported | 1 |
Processor Socket | Socket AM4 |
Processor Supported | Ryzen 3 Ryzen 5 Ryzen 7 Ryzen 9 Ryzen 5 Pro Ryzen 7 PRO Ryzen 9 PRO Ryzen 3 PRO |
Number of Memory Slots | 4 |
Memory Form Factor | DIMM UDIMM |
Maximum Memory Supported | 128 GB |
Memory Speed Supported | 2133 MHz 2400 MHz 2667 MHz 2800 MHz 3000 MHz 3200 MHz 3333 MHz 3466 MHz 3866 MHz 3600 MHz 3733 MHz 4000 MHz 4133 MHz 4466 MHz 4600 MHz 4400 MHz 4800 MHz 4266 MHz 4866 MHz 4333 MHz |
Memory Technology | DDR4 SDRAM |
Controller Type | Serial ATA/600 |
RAID Supported | Yes |
RAID Levels | 10 1 |
Onboard Video | CPU Dependent Video |
Audio Channels | 7.1 |
Bluetooth | Yes |
Gigabit Ethernet | Yes |
Wireless LAN | Yes |
Wireless LAN Standard | IEEE 802.11 a/b/g/n/ac/ax |
Number of Total Expansion Slots | 3 |
Total Number of PCI Express Slots | 3 |
Number of PCI Express x1 Slots | 2 |
Number of PCI Express x16 Slots | 1 |
Total Number of USB Ports | 6 |
Number of USB 3.2 Ports | 6 |
VGA | Yes |
HDMI | Yes |
DVI | Yes |
Number of Network (RJ-45) Ports | 1 |
Number of SATA Interfaces | 4 |
Number of M.2 Interfaces | 2 |
Total Number of Onboard USB Ports | 6 |
Number of Onboard USB 2.0 Ports | 4 |
Number of Onboard USB 3.2 Ports | 2 |
Onboard S/PDIF Header | Yes |
Form Factor | Micro ATX |
Width | 9.61" (244 mm) |
Depth | 9.61" (244 mm) |
Warranty & Returns
Return Period | 15 Days |
Defective Exchange | 30 Days |
Manufacturer Warranty | 3 Years |
Review
2023-04-23
Reviewed by: William
MSI PRO Z690-A WIFI Motherboard ATX - Supports Intel Core 12th/13th Gen Processors, LGA 1700 - 14 Duet Rail 55A VRM, Memory Boost (DDR5-6400MHz/OC), 1x PCIe 5.0 x16, 3 x M.2 Gen4 x4, 4K/60Hz HDMI, 2.5G LAN, Wi-Fi 6E
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