ASUS ROG Strix B550-A Gaming Series AMD AM4 3rd Gen Ryzen ATX Gaming Motherboard

Designed for those seeking to get the most out of their build, ROG Strix B550 Gaming series motherboards offer a feature-set usually found in the higher-end ROG Strix X570 Gaming series, including the latest PCIe 4.0 connectivity. Offering robust power delivery and effective cooling, ROG Strix B550-A Gaming is well-equipped to handle 3rd Gen AMD Ryzen CPUs. As an added bonus, outstanding performance is complemented by a stunning silver-and-white finish and cyberpunk-inspired aesthetics that present a standout look.

Advance Your Gaming Immersion
ROG Strix B550-A Gaming is PCIe 4.0-ready and provides the latest connectivity options for supersmooth networking and blisteringly fast file transfers. Audio enhancements give you a massive advantage, allowing you to pick up on the subtlest of cues for a completely immersive gaming experience.

Storage
PCIe 4.0-Ready
ROG Strix B550-A Gaming features two M.2 slots, one of which supports the latest PCIe 4.0 standard to provide maximum storage flexibility and the fastest data speeds available via the 3rd Gen AMD Ryzen platform. Both M.2 slots support up to the type 22110 socket and NVM Express RAID for a performance boost.

Networking
Intel 2.5 Gb Ethernet
Onboard 2.5 Gb Ethernet gives your wired connection a boost, with speeds that are 2.5 times faster than standard Ethernet connections for speedy file transfers, lag-free gaming, and high-res video streaming.

Audio
SupremeFX
Built-in ROG SupremeFX audio technology ensures pristine audio for ROG Strix B550-A Gaming. Along with ensuring a flat frequency response for a neutral, detailed sound signature, it offers two front-panel outputs driven by op amps that deliver high-quality audio to gaming headsets.

Audio cover
Effective shielding against electromagnetic interference preserves the integrity of audio signals for the best sound quality.

Audio-line shielding
Blocks electromagnetic interference from the motherboard or add-ons to provide cleaner audio.

Dual OP amplifiers
With two op-amps onboard you're able to pump exceptional audio to your favorite cans, with 32-600 Ohm-headphone impedance for great flexibility.

Premium Nichicon audio capacitors
Fine-quality Japanese-made components that produce a warmer, natural sound with exceptional clarity and fidelity.

AI Noise-Canceling Microphone
AI noise-canceling microphone software is exclusively featured on ROG Strix motherboards and supports 3.5 mm, USB, or Bluetooth headsets. The utility leverages a massive deep-learning database to preserve the sound of your voice while eliminating distracting keyboard clatter, mouse clicks, and other forms of environmental noise. and it only places a slight load on the CPU, ensuring minimal impact on gaming performance.

Sonic Studio III
Sonic Studio supports HRTF-based (head-related transfer function*) virtual surround for VR headsets, casting an immersive aural landscape that draws you deeper into the action. The intuitive Sonic Studio interface also offers a range of EQ options and one-click presets, allowing you to tailor acoustics to suit personal preferences or the characteristics of your headset.

DTS: Sound Unbound
ROG Strix B550 series motherboards are pre-loaded with the DTS Sound Unbound app that envelops you in audio as never before, conjuring whole new levels of immersion for extraordinary gaming and entertainment experiences. By leveraging Windows Sonic spatial technology, DTS Sound Unbound delivers audio in a virtual 3D space - putting you right in the middle of the soundscape, where you can sense the location and direction of every gunshot, footstep or other sound in your virtual environment.

Stereo Sound
Discrete left and right audio channels enable headphone or two-speaker setup.

Surround Sound
Audio is split and served over multiple speaker channels - e.g., 5.1 or 7.1 - to create an enveloping experience on a single, logical plane.

Spatial Sound
A virtual audio 'sphere' effect creates astonishing 360 Degree immersion - with you at the center, where sounds seem to travel in all directions.

All-round Performance
ROG Strix B550-A Gaming provides robust power delivery to fuel Ryzen's cores, comprehensive cooling, and support for faster memory - so it has everything you need to load up your build with high-performance components for playing in the big leagues.

Power Design
ProCool Power Connector
The ProCool socket is built to exacting specifications to ensure flush contact with the PSU power lines, enabling lower impedance and better heat.

DIGI+ Power Control
ASUS DIGI+ Power Control is an innovation set of controllers for digital VRM and DRAM voltage. These controllers offer ultra precise memory and voltage tuning for optimal system efficiency, stability and performance.

Teamed Power Stages
12+2 power stages combine high-side and low-side MOSFET's and drivers into a single package, delivering the power and efficiency that the AMD CPU's demand.

Alloy Chock & Capacitor
Superior chokes and durable capacitors are engineered to resist extreme temperatures and provides up to 110% better performance than the industry standard.

6-Layer PCB
The 6-layer PCB quickly dissipates heat arround the VRM to improve overall system stability and give and CPU more overclocking headroom.

Cooler
Cooler by Design
ROG Strix B550 series features the most comprehensive cooling options ever, configurable via Fan Xpert 4 or the UEFI BIOS.

CPU
CPU Fan Header
A dedicated pair of PWM/DC fan headers for CPU coolers

AIO Pump Fan Header
A dedicated PWM/DC header for self-contained water-cooling setups

M.2
M.2 Heatsink
Keeps the M.2 SSD at the optimum operating temperature for consistent performance and reliability

Chassis
4-pin PWM/DC Fan Header
All onboard headers support auto-detection of PWM or DC fans

VRM
VRM Heatsink
MOS heatsink provides large contact area for MOSFETs and chokes

Thermal Pad
High-quality thermal pad helps transfer heat from inductor and phase array to heatsink


Play Your Own Style
The cyberpunk-inspired aesthetics of ROG Strix B550-A Gaming are accentuated by the bold slashes and cybertext. By pairing your rig with other products from the diverse ROG ecosystem, you can create a fully customized gaming setup that reflects your personal style.

Customization
Undeniably ROG Strix
Finished in stunning white and silver, and featuring the redesigned ROG logo and recessed cybertext markings on its I/O shroud, ROG Strix B550-A Gaming is an eye-catcher. These new design touches move ROG Strix boldly towards the future, while clearly reflecting its gaming roots.

DIY Friendly
Pre-mounted I/O shield
Patented I/O shield is finished in sleek matte black and comes pre-mounted to make it easy to install on the motherboard.

Q-LEDs
Four onboard LEDs indicate power status, and any problem with the CPU, memory, graphics card or boot device for quick diagnosis.

SafeSlot
The reinforced ASUS SafeSlot provides stronger PCIe device retention and greater shearing resistance.

BIOS FlashBack
Users can place a BIOS file onto a FAT32-formatted USB drive and simply plug it into the USB BIOS FlashBack port and press a button to update the (UEFI) BIOS. Updates can be made even if memory or CPU aren't present.

Certified Compatibility
ROG Strix motherboards undergo an extensive certification program to ensure the very best compatibility with the widest range of components and devices. For a smooth build process, refer to our list of guaranteed-compatible components. To help with memory upgrades, the list also includes a dedicated Qualified Vendor list (QVL).

The ROG Strix Ecosystem Awaits
Up your game with ROG Strix. Enjoy complementary aesthetics, control and compatibility across AIO coolers, cases, peripherals, and much more! ROG offers more choices than any other brand.


ROG Gives You More
ROG-exclusive software utilities deliver intuitive audio tuning and gaming enhancements that allow you to configure your gaming build the way you want.

Optimization
UEFI BIOS
The renowned ROG UEFI (BIOS) provides everything you need to configure, tweak, and tune your rig. It offers intelligently simplified options for newcomers to PC DIY, as well as comprehensive features for seasoned veterans.

Advanced Mode
When you're ready for a deeper dive into the configuration of your system, delve into the UEFI's Advanced mode and take complete control. Each section is intuitively organized, and a built-in search feature makes it easy to find the options you need. Advanced functions are coded with the intelligence to adapt to your settings, and when you're ready to take charge, parameters have the granularity to dial in performance just the way you want.

EZ Mode
Designed to simplify setup, EZ mode presents all the vital settings and stats on a single page. With guided wizards, drag-and-drop functionality, and one-click application of important settings, your rig will be up and running in no time.