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
Product Overview
The ASUS PRIME B550M-A WiFi II is a feature-rich micro-ATX motherboard designed to meet the needs of users seeking a balance between performance, versatility, and value. Built around the AMD B550 chipset, this motherboard supports AMD Ryzen processors for the AM4 socket, providing a robust foundation for both gaming and productivity. With features like WiFi 6, PCIe 4.0, and comprehensive connectivity options, the ASUS PRIME B550M-A WiFi II is an excellent choice for building a reliable, future-proof PC.
Product Description
The ASUS PRIME B550M-A WiFi II motherboard is a micro-ATX form factor board that combines the latest technology with extensive functionality. It supports the latest AMD Ryzen processors, offering a powerful platform for a variety of computing tasks, from gaming to content creation. The inclusion of WiFi 6 ensures fast and stable wireless connectivity, while PCIe 4.0 support provides faster data transfer rates for graphics cards and storage devices. This motherboard is designed to provide a seamless experience, whether you're gaming, streaming, or multitasking.
Key Features
AMD Ryzen AM4 Socket Support: The motherboard supports the latest AMD Ryzen 5000 series, 4000 G-series, and 3000 series processors, delivering high performance for gaming, content creation, and multitasking.
WiFi 6 (802.11ax): Integrated WiFi 6 provides faster wireless speeds and improved network capacity, ensuring stable and high-speed internet connectivity, especially in crowded environments.
PCIe 4.0 Support: The motherboard supports PCIe 4.0, enabling faster data transfer speeds for the latest graphics cards and NVMe storage devices. This feature is crucial for gamers and professionals who demand high performance.
Comprehensive Cooling Solutions: The ASUS PRIME B550M-A WiFi II is equipped with multiple fan headers, including a dedicated AIO pump header, to ensure efficient cooling even under heavy loads.
Enhanced Power Solution: The motherboard features a robust power design with 8+2 DrMOS power stages, high-quality alloy chokes, and durable capacitors to provide reliable power delivery for high-performance Ryzen processors.
USB 3.2 Gen 2 Type-A and Type-C: The motherboard includes USB 3.2 Gen 2 ports, offering up to 10 Gbps data transfer speeds, ensuring quick access to external storage devices and peripherals.
Aura Sync RGB Lighting: The motherboard features customizable RGB lighting with ASUS Aura Sync, allowing you to synchronize your lighting effects with other Aura-enabled components for a personalized gaming setup.
Enhanced Audio: The ASUS PRIME B550M-A WiFi II comes with high-definition audio, featuring Realtek ALC887 codecs, providing clear and immersive sound for gaming and multimedia.
Storage Options: The motherboard supports multiple storage options, including dual M.2 slots (one PCIe 4.0 and one PCIe 3.0), ensuring fast boot times and rapid data access.
User-Friendly BIOS: The ASUS UEFI BIOS provides an intuitive interface, making it easy to tweak system settings, monitor hardware status, and optimize performance.
Specifications
CPU
AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
*Refer to www.asus.com for CPU support list.
Storage
Supports 2 x M.2 slots and 4 x SATA 6Gb/s ports
AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes)
AMD Ryzen™ 4000 G-Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes)
AMD B550 Chipset
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes)
4 x SATA 6Gb/s ports
Support RAID 0, 1, 10
Ethernet
1 x Realtek 1Gb Ethernet
ASUS LANGuard
USB
Rear USB:Total 6 ports
Front USB:Total 6 ports
2 x USB 3.2 Gen 2 ports (2 x Type-A)
4 x USB 3.2 Gen 1 ports (4 x Type-A)
1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports
Operating System
Windows® 11, Windows® 10 64-bit
Form Factor
microATX
24.4cm x 24.4cm
Memory
4 x DIMM, Max. 128GB, DDR4
4866(OC)/4800(OC)/4600(OC)/4466(OC)/4400(OC)/4333(OC)/4266(OC)/4200(OC)/4133(OC)/4000(OC)/3866(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133, Un-buffered Memory*
Dual Channel Memory Architecture
* ECC memory (ECC mode) support varies by CPU.
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.
Graphics
1 x D-Sub port
1 x DVI-D port
1 x HDMI® port**
* Graphics specifications may vary between CPU types.
** Supports 4K@60Hz as specified in HDMI 2.1.
Expansion Slots
AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x16 mode)
AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors
1 x PCIe 3.0 x16 slot (supports x16 mode)
AMD B550 Chipset
2 x PCIe 3.0 x1 slots
Wireless & Bluetooth
Wi-Fi 6
2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Supports 2.4/5GHz frequency band
Bluetooth v5.2
Audio
Realtek 7.1 Surround Sound High Definition Audio CODEC*
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback
Audio Features
- Audio Shielding
- LED-illuminated audio trace path design
- Premium audio capacitors
- Dedicated audio PCB layers
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
Back Panel I/O Ports
2 x USB 3.2 Gen 2 ports (2 x Type-A)
4 x USB 3.2 Gen 1 ports (4 x Type-A)
1 x D-Sub port
1 x DVI-D port
1 x HDMI® port
1 x Wi-Fi Module
1 x Realtek 1Gb Ethernet port
3 x Audio jacks
1 x PS/2 Keyboard/Mouse combo port
Internal I/O Connectors
Fan and Cooling related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
2 x 4-pin Chassis Fan headers
Power related
1 x 24-pin Main Power connector
1 x 8-pin +12V Power connector
Storage related
2 x M.2 slots (Key M)
4 x SATA 6Gb/s ports
USB
1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports
Miscellaneous
1 x Addressable Gen 2 header
2 x AURA RGB headers
1 x Clear CMOS header
1 x COM Port header
1 x Front Panel Audio header (AAFP)
1 x S/PDIF Out header
1 x Speaker header
1 x SPI TPM header (14-1pin)
1 x 10-1 pin System Panel header
Special Features
ASUS 5X PROTECTION III
- DIGI+ VRM
- LANGuard
- Overvoltage Protection
- SafeSlot Core
- Stainless-Steel Back I/O
ASUS Q-Design
- Q-DIMM
- Q-Slot
ASUS Thermal Solution
- VRM heatsink design
AURA Sync
- AURA RGB headers
- Addressable Gen 2 header
Software Features
ASUS Exclusive Software
Armoury Crate
- AURA Creator
- AURA Sync
AI Suite 3
- Performance and Power Saving Utility
TurboV EVO
EPU
DIGI+ VRM
Fan Xpert 2+
- EZ update
- Lighting Control
ASUS CPU-Z
AI Charger
DAEMON Tools
MyASUS
Norton Anti-virus software (Free Trial version)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
BIOS
256 Mb Flash ROM, UEFI AMI BIOS
Manageability
WOL by PME, PXE
Accessories
Cables
2 x SATA 6Gb/s cables
Miscellaneous
1 x ASUS Wi-Fi moving antennas
1 x I/O Shield
1 x M.2 SSD screw package
Installation Media
1 x Support DVD
Documentation
1 x User manual
News & Updates
Socket AM4
Review
The ASUS PRIME B550M-A WiFi II is a powerful and versatile micro-ATX motherboard that delivers impressive performance across a range of tasks. Designed to cater to both gamers and professionals, this motherboard excels in providing a stable and reliable platform for high-performance computing.
Performance: The motherboard's compatibility with the latest AMD Ryzen processors ensures that it can handle demanding tasks with ease, whether it’s gaming, video editing, or multitasking. The inclusion of PCIe 4.0 support further enhances performance by offering faster data transfer speeds, making it an excellent choice for gamers and content creators who need to get the most out of their hardware.
WiFi 6 and Networking: The integrated WiFi 6 technology offers a significant upgrade over previous generations, providing faster speeds, lower latency, and improved network capacity. This is particularly beneficial for users who rely on wireless connections for gaming or streaming. Additionally, the 1Gb Ethernet port ensures stable and fast wired connections when needed.
Connectivity: The ASUS PRIME B550M-A WiFi II offers a wide range of connectivity options, including multiple USB ports, HDMI, and DisplayPort, making it compatible with a variety of peripherals and displays. The availability of both USB 3.2 Gen 2 Type-A and Type-C ports ensures that users can enjoy fast data transfer speeds for external storage and other high-speed devices.
Cooling and Power Delivery: The motherboard’s comprehensive cooling options, including multiple fan headers and a dedicated AIO pump header, ensure that your system remains cool even under heavy loads. The 8+2 DrMOS power stages provide reliable power delivery to the CPU, ensuring stable performance even during intense tasks.
Audio: The onboard Realtek ALC887/897 audio codec delivers high-quality sound, making it suitable for gaming and multimedia. The audio shielding and premium Japanese capacitors enhance sound clarity, reducing interference and ensuring an immersive audio experience.
Build Quality and Aesthetics: ASUS has maintained a high standard of build quality with the PRIME B550M-A WiFi II. The motherboard feels sturdy and well-constructed, with durable components that are designed to last. The Aura Sync RGB lighting adds a touch of personalization, allowing users to customize their build with synchronized lighting effects.
BIOS and User Experience: The ASUS UEFI BIOS is user-friendly and provides a range of options for tuning and optimizing your system. The EZ Flash 3 feature makes it easy to update the BIOS, while the CrashFree BIOS 3 ensures that you can recover your system in case of a failed BIOS update.
Warranty Details
The ASUS PRIME B550M-A WiFi II motherboard comes with a 1-year warranty, covering defects in materials and workmanship under normal use. This warranty provides peace of mind, ensuring that your investment is protected in the event of any manufacturing defects. The warranty does not cover damages resulting from misuse, modifications, or accidents.
Refund/Return/Exchange Policy
ASUS typically offers a 07-day refund/return/exchange policy through authorized retailers. If you encounter any issues with your motherboard, you can return it within 07 days of purchase for a full refund, exchange, or repair, provided the product is in its original condition and packaging. It's important to keep the original receipt and contact the retailer or ASUS support for assistance with the return process. Please note that the exact terms of the return policy may vary depending on the retailer from which the motherboard was purchased, so it's advisable to check the specific policy at the time of purchase.
Conclusion
The ASUS PRIME B550M-A WiFi II is a standout choice for users seeking a reliable and feature-rich micro-ATX motherboard for their AMD Ryzen-based system. With its support for the latest technologies, including PCIe 4.0, WiFi 6, and USB 3.2 Gen 2, this motherboard offers excellent value for both gamers and professionals. Its robust power delivery, comprehensive cooling options, and high-quality audio make it a versatile and powerful foundation for a variety of builds.
Whether you're building a new gaming rig, upgrading an existing system, or setting up a workstation for content creation, the ASUS PRIME B550M-A WiFi II provides the performance and features you need to get the job done. Backed by ASUS's reputation for quality and reliability, along with a 1-year warranty and a 07-day return policy, this motherboard is a solid investment for anyone looking to build a future-proof PC.