ASUS ROG STRIX B850-A Gaming AM5 ATX Gaming Motherboard

Description

Build a powerful, stylish white gaming rig with robust power delivery and next-gen connectivity for AM5 processors.

Quick Specs

• Unlock the full potential of AMD Ryzen™ 7000, 8000, and 9000 series processors with robust power delivery and optimised cooling.
• Experience lightning-fast wireless and wired networking with Wi-Fi 6 and 2.5Gb Ethernet for seamless online gaming and streaming.
• Build with confidence using high-quality components, PCIe 5.0 support, and ample M.2 slots for fast storage.
• Benefit from enhanced audio with SupremeFX ALC4080 technology, delivering immersive soundscapes for every gaming session.
• Personalise your rig with extensive RGB lighting control and Aura Sync synchronisation for a truly unique aesthetic.

Forged for victory: The Asus ROG Strix B850-A Gaming WiFi AM5 Motherboard

This is the foundation for the discerning South African gamer who demands both uncompromising performance and striking aesthetics. The ROG Strix B850-A Gaming WiFi in crisp white is engineered to support the latest AMD Ryzen™ processors on the AM5 platform, providing a stable, high-performance core for your gaming rig. It is built for those who understand that a superior gaming experience begins with superior hardware; a motherboard that not only performs but also reflects a commitment to quality and a bold visual statement. This is more than a component; it is the centerpiece of a build designed for dominance and distinction. This particular AM5 motherboard is crafted for the elite.

Unleash peak processing power

At its heart, the ROG Strix B850-A Gaming WiFi motherboard is equipped to handle the most demanding CPUs. With support for AMD Ryzen™ 7000, 8000, and 9000 series processors, it provides the backbone for incredible processing capabilities. The robust power delivery system, featuring high-quality chokes and durable capacitors, ensures stable power to the CPU, even under sustained heavy loads. This is critical for overclocking and maintaining peak performance during intense gaming marathons or demanding productivity tasks. The enhanced thermal design with ample heatsinks ensures that critical power stages remain cool, preventing thermal throttling and maximizing the lifespan of your components.

Next-generation connectivity for the competitive edge

Stay ahead of the competition with cutting-edge networking solutions. The integrated Intel® Wi-Fi 6 AX210 module delivers blazing-fast wireless speeds, essential for low-latency online gaming, high-definition streaming, and rapid file transfers. Complementing this is the onboard 2.5Gb Ethernet port, offering a stable, high-bandwidth wired connection that bypasses potential Wi-Fi interference. With PCIe 5.0 support for both the primary graphics card slot and an M.2 slot, you are future-proofed for the fastest GPUs and NVMe SSDs, ensuring your system remains at the forefront of technology for years to come. This white gaming motherboard ensures your build is not only powerful but also visually stunning.

Immersive audio and seamless storage

Experience every in-game audio cue with unparalleled clarity thanks to the SupremeFX ALC4080 audio codec. This high-fidelity solution provides a rich, detailed soundstage that enhances immersion, allowing you to pinpoint enemy locations or lose yourself in epic soundtracks. With multiple M.2 slots, including one supporting PCIe 5.0, you can install multiple high-speed storage devices for lightning-fast game loading times and quick access to your entire digital library. The RAID support for various Ryzen™ processor generations further enhances storage performance and data redundancy options, offering flexibility for your specific needs.

Aesthetic excellence and customisation

The ROG Strix B850-A Gaming WiFi motherboard stands out with its clean, white aesthetic, designed to be the visual anchor of a striking PC build. Asus Aura Sync technology offers extensive control over RGB lighting, allowing you to synchronise effects across compatible components for a cohesive and dynamic visual experience. From subtle accents to vibrant light shows, personalise your rig to match your style or gaming mood. The thoughtful layout and ample clearance around key components make building a system that is both powerful and visually appealing a straightforward process. It is the definitive Asus ROG Strix motherboard for any enthusiast.

FEATURES:

• Drive next-generation AMD Ryzen™ processors with robust VRM and dedicated cooling for stable, high-performance computing.
• Experience lag-free gaming and swift downloads with integrated Wi-Fi 6 and a high-speed 2.5Gb Ethernet port.
• Utilise cutting-edge PCIe 5.0 for both graphics cards and M.2 SSDs, ensuring maximum bandwidth and future compatibility.
• Immerse yourself in rich, detailed audio powered by the premium SupremeFX ALC4080 codec for a competitive sound advantage.
• Create a stunning visual statement with the pristine white aesthetic and fully customisable Aura Sync RGB lighting.
• Enjoy rapid load times and flexible configurations with multiple M.2 slots supporting RAID configurations.
• Benefit from user-friendly design features and comprehensive Q-Release and Q-Latch mechanisms for easier installation.

SPECIFICATIONS:

• CPU:
  • AMD Socket AM5 for AMD Ryzen™ 9000 & 8000 & 7000 Series Desktop Processors*
  • * Refer to for CPU support list.
• Chipset:
  • AMD B850 Chipset
• Memory:
  • 4 x DIMM slots, max. 256GB, DDR5
  • Supports up to 8000+MT/s (OC) with Ryzen™ 9000 & 8000 & 7000 Series Processors
  • ECC and Non-ECC, Un-buffered DIMM
  • Dual channel memory architecture
  • Supports AMD Extended Profiles for Overclocking (EXPO™)
  • ASUS Enhanced Memory Profile (AEMP)
• Graphics:
  • 1 x DisplayPort*
  • 1 x HDMI™ port**
  • Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications.
  • * Supports max. 8K@30Hz as specified in DisplayPort 1.4
  • ** Supports 4K@60Hz as specified in HDMI 2.1
  • *** VGA resolution support depends on processors' or graphic cards' resolution.
• Expansion Slots:
  • AMD Ryzen™ 9000 & 7000 Series Desktop Processors
  • 1 x PCIe 5.0 x16 slot with Q-Release Slim
  • AMD Ryzen™ 8000 Series Desktop Processors
  • 1 x PCIe 5.0 x16 slot with Q-Rlease Slim (supports PCIe 4.0 x8 or x4 mode)*
  • AMD B850 Chipset
  • 1 x PCIe 4.0 x16 slot (supports x4 mode)**
  • * Specifications vary by CPU types.
  • ** PCIEX16(G4) slot (supports x4 mode) from AMD B850 Chipset shares bandwidth with M.2_3
  • To ensure compatibility of the device installed, please refer to for the list of supported peripherals.
• Storage:
  • Total supports 4 x M.2 slots and 2 x SATA 6Gb/s ports
  • AMD Ryzen™ 7000 & 9000 Series Desktop Processors
  • M.2_1 (Key M), type 2242/2260/2280 (supports PCIe 5.0x4 mode)
  • M.2_2 (Key M), type 2280/22110 (supports PCIe 4.0 x4 mode)
  • AMD Ryzen™ 8000 Series Desktop Processors
  • M.2_1 (Key M), type 2242/2260/2280 (supports PCIe 4.0x4 mode)
  • M.2_2 (Key M), type 2280/22110 (supports PCIe 4.0 x4/x2 mode)*
  • AMD B850 Chipset
  • M.2_3 (Key M), type 2280 (supports PCIe 4.0 x4)**
  • M.2_4 (Key M), type 2280 (supports PCIe 4.0 x4)
  • 2 x SATA 6Gb/s ports
  • * Specifications vary by CPU types.
  • ** M.2_3 slot shares bandwidth with PCIEX16(G4). When PCIEX16(G4) slot is operating, M.2_3 will be disabled.
  • AMD RAIDXpert2 Technology
  • Ryzen™ 9000 Series Processors: RAID 0/1/5/10
  • Ryzen™ 8000 Series Processors: RAID 0/1
  • Ryzen™ 7000 Series Processors: RAID 0/1/10
• Ethernet:
  • 1 x Intel® 2.5Gb Ethernet
  • ASUS LANGuard
• Wireless & Bluetooth:
  • Wi-Fi 7*
  • 2x2 Wi-Fi 7 (802.11be)
  • Supports 2.4/5/6GHz frequency band**
  • Supports Wi-Fi 7 160MHz bandwidth, up to 2.9Gbps transfer rate.
  • Bluetooth® v5.4***
  • *Wi-Fi features may vary depending on the operating system
  • For Windows 11, Wi-Fi 7 will require 24H2 or later version for full functions, Windows 11 21H2/22H2/23H2 only supports Wi-Fi 6E.
  • For Windows 10, please note that no driver is available, refer to the Wi-Fi chipset vendor's website for details.
  • ** Wi-Fi 6GHz frequency band and bandwidth regulatory may vary between countries.
  • *** The Bluetooth® version may vary, please refer to the Wi-Fi module manufacturer's website for the latest specifications.
•  USB:
  • Rear USB (Total 10 ports)
  • 1 x USB 20Gbps port (1 x USB Type-C®)
  • 3 x USB 10Gbps ports (2 x Type-A + 1 x USB Type-C®)
  • 4 x USB 5Gbps ports (4 x Type-A)
  • 2 x USB 2.0 ports (2 x Type-A)
  • Front USB (Total 7 ports)
  • 1 x USB 10Gbps connector (supports USB Type-C®)
  • 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
  • 2 x USB 2.0 headers support 4 additional USB 2.0 ports
  • * USB Type-C® power delivery output: max. 5V/3A
• Audio:
  • ROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4080*
  • Impedance sense for front and rear headphone outputs
  • Supports: Jack-detection, Multi-streaming, Front Panel MIC Jack-retasking
  • High quality 120 dB SNR stereo playback output and 110 dB SNR recording input
  • Supports up to 32-Bit/384 kHz playback on front panel
  • Audio Features
  • SupremeFX Shielding Technology
  • Savitech SV3H712 AMP
  • Rear optical S/PDIF out port
  • Premium audio capacitors
  • Audio cover
• Back Panel I/O Ports:
  • 1 x USB 20Gbps port (1 x USB Type-C®)
  • 3 x USB 10Gbps ports (2 x Type-A + 1 x USB Type-C®)
  • 4 x USB 5Gbps ports (4 x Type-A)
  • 2 x USB 2.0 ports (2 x Type-A)
  • 1 x DisplayPort
  • 1 x HDMI™ port
  • 1 x Wi-Fi module
  • 1 x Intel® 2.5Gb Ethernet port
  • 2 x Audio jacks
  • 1 x Optical S/PDIF out port
  • 1 x BIOS FlashBack™ button
  • 1 x Clear CMOS button
• Internal I/O Connectors:
  • Fan and Cooling Related
  • 1 x 4-pin CPU Fan header
  • 1 x 4-pin CPU OPT Fan header
  • 1 x 4-pin AIO Pump header
  • 4 x 4-pin Chassis Fan headers
  • Power Related
  • 1 x 24-pin Main Power connector
  • 2 x 8-pin +12V CPU Power connector
  • Storage Related
  • 4 x M.2 slots (Key M)
  • 2 x SATA 6Gb/s ports
  • USB
  • 1 x USB 10Gbps connector (supports USB Type-C®)
  • 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
  • 2 x USB 2.0 headers support 4 additional USB 2.0 ports
  • Miscellaneous
  • 3 x Addressable Gen 2 headers
  • 1 x CPU Over voltage jumper
  • 1 x Front Panel Audio header (F_AUDIO)
  • 1 x Power button
  • 1 x 10-1 pin Front System Panel header
  • 1 x Thermal Sensor header
  • 1 x Thunderbolt™ (USB4®) header
• BIOS:
  • 256 Mb Flash ROM, UEFI AMI BIOS
• Manageability:
  • WOL by PME, PXE
• Operating System:
  • Windows® 11
• Form Factor:
  • ATX Form Factor
  • 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
• Colour: White

WHAT'S IN THE BOX:

• Asus ROG Strix B850-A Gaming Wi-Fi AM5 ATX Motherboard - White x1
• SATA 6Gb/s cables x2
• ASUS Wi-Fi Q-Antenna x1
• Cable ties package x1
• M.2 Q-Latch package x1
• M.2 Q-Slide package x1
• ROG key chain x1
• ROG Strix stickers x1
• M.2 rubbers x4
• Quick start guide x1

Why Asus?

Asus ROG is synonymous with elite gaming hardware. Engineered for performance and designed for victory, ROG motherboards are the choice for South African gamers who refuse to compromise. Build with the confidence that comes from industry-leading innovation and unwavering quality. Elevate your game with Asus ROG, especially when choosing an AM5 motherboard for your next build.