ASUS ROG STRIX B850-A GAMING WIFI7 NEO ATX Motherboard For AMD Ryzen 7000/8000/9000 Series CPUs Socket AM5 - AMD B850 Chipset - PCIE 5.0 - 3x M.2, 4x DDR5, 3x Internal USB 2.0 Header, 2x Internal 3.2 Header, 1x Internal Type C Header, Wifi

ROG STRIX B850-A

The ROG STRIX B850-A GAMING WIFI7 Neo motherboard features a sleek white PCB and support for AMD Ryzen™ 9000, 8000, 7000 Series processors, delivering smarter performance and faster connectivity for gaming, creation, and everyday use. Powered by AI technologies - including AI Cache Boost, ASUS AI Advisor, AI Networking II, AI Cooling II and AEMP - it offers a streamlined setup and optimized performance. With support for up to 23 USB ports, enhanced memory routing, EZ PC DIY design, 64MB BIOS, and Realtek ® 5G Ethernet, users can enjoy seamless setup, future-ready compatibility, and ultra-fast, stable networking.

Performance

Cooling

Gaming Immersion

Connectivity

AI CACHE BOOST

Supercharge your large language model (LLM) workflows with AI Cache Boost. Exclusive to ASUS AMD 800 and 600 series motherboards that use Ryzen™ 9000 Series CPUs, this BIOS setting optimizes CPU cache and memory pathways to deliver up to 29% faster local LLM performance with high-speed memory tuning.

ASUS AI ADVISOR

Using AI technology to understand natural-language questions or scenario descriptions, ASUS AI Advisor allows users to explore the functionality and advanced features of ASUS motherboards in a simple and straightforward way.

* Availability of ASUS AI Advisor may vary by region.

AI COOLING II

Balance the thermals and acoustics of any build with a single click. A proprietary ASUS algorithm slashes unnecessary noise while running a quick stress test, and then monitors CPU temperatures to dynamically adjust fans to optimal speeds.

AI NETWORKING II

AI Networking II combines intelligent technologies to continuously optimize network performance, provide trustworthy and seamless connectivity, and unleash the full speed of WiFi 7*.

*Features may vary by model.

Asynchronous Clock

For next-level frequency flexibility, the ROG STRIX B850-A GAMING WIFI7 Neo features a built-in clock generator that isolates CPU base clock from memory, PCIe, and the Infinity Fabric speed. Drive CPU performance to its absolute brink while maintaining the stability of related clock domains. Separate CPU BCLK from other domains for unfettered overclocking.

PBO ENHANCEMENT

AMD Precision Boost Overdrive (PBO) pushes the CPU current and voltage budget to opportunistically increase performance. By aggressively tuning the PBO parameters, AMD's algorithm can leverage the motherboard's robust power solution to ramp up performance even higher.

Server-Grade DRAM Enhancement

The ROG STRIX B850-A GAMING WIFI7 Neo is primed and ready for enthusiast-grade kits courtesy of vast AMD Extended Profiles for Overclocking (EXPO) support.

AEMP

ASUS Enhanced Memory Profile (AEMP) is an exclusive firmware feature for PMIC-restricted memory modules.

ROG STRIX ULTIMATE POWER DESIGN

14(80A)+2(80A)+2(80A) Power Stages

14+2+2 Power Stages
The VRM features 14+2+2 power stages, each rated to handle 80 amps
- 14 VCORE(80A)
- 2 SoC(80A)
- 2 MISC (80A)

DUAL PROCOOL POWER CONNECTORS
ProCool connectors are precision-built to ensure flush contact with PSU power lines. A metal sheath improves heat dissipation and lowers electrical impedance.

Eight-Layer Server-Grade Design
Built on a server-grade eight-layer blueprint, this motherboard's core is engineered for precision. Bus signals for PCIe 5.0 and DDR5 are clean and stable, thanks to controlled impedance and dedicated power/ground layers, while the stiffer structure enhances durability. The result is quieter signal behavior and steadier performance under pressure.

ALLOY CHOKES AND DURABLE CAPACITORS
Hi-end chokes and durable capacitors are engineered to resist extreme temperatures, enabling performance that exceeds industry standards.

M.2 HEATSINKS, M.2 BACKPLATE

M.2 BACKPLATE
An integrated backplate helps ensure that high-performance drives can deliver peak performance, even when airflow is restricted.

M.2 HEATSINKS
Heatsinks cover every slot to help keep onboard NVME SSDs at optimal temperatures for consistent performance and reliability.

VRM HEATSINK ARRAY

VRM HEATSINK ARRAY
Two VRM heatsinks, one expanding underneath the I/O shroud, provide ample surface area and mass to handle the power needs of high-performance AMD Ryzen™ 9000 Series processors.

HIGH-CONDUCTIVITY THERMAL PADS
High-quality thermal pads are utilized between power stages and heatsinks, helping to improve heat transfer and reduce VRM operating temperatures.

CPU FAN HEADERS, AIO PUMP FAN HEADER

CPU FAN HEADERS
A dedicated pair of PWM/DC fan headers provides easy access to CPU coolers.

AIO PUMP FAN HEADER
A dedicated PWM/DC header connects self-contained water-cooling setups.

4-PIN FAN HEADERS

The ROG STRIX B850-A GAMING WIFI7 Neo features four chassis fan headers, each supporting auto-detection of PWM or DC fans.​

WIFI 7

The revolutionary WiFi 7 is faster than standard WiFi 6*, thanks to tech like 160 MHz channels** on the 6GHz band and 4K QAM*. Multi-Link Operation (MLO) provides a more stable WiFi connection and lower latency, unlocking the realms of the unknown in gaming, streaming and industrial IoT.

* WiFi 7 features require onboard WiFi chipset, WiFi AP, and WiFi 7-supported operating systems to support the corresponding features. 160 MHz channels in the 6 GHz band may be unavailable in some regions/countries due to regulatory restrictions.
** Specifications vary by model.

ASUS WiFi Q-Antenna

Dual transceivers support the 2.4, 5 and 6 GHz bands to enable faster throughput, with directional sensitivity to improve signal quality and cover greater distances.
Disclaimer: The availability of WiFi 7 varies according to regional regulations.

Wireless Signal Reception Improvement
Versus previous-generation antenna
- Up to +6% 6GHz
- Up to +18% 5/2.4 GHz

Realtek 5Gb Ethernet

Low-latency gaming, speedy file transfers, and high-resolution video streaming are among the many perks of onboard Realtek 5Gb Ethernet.

PCIE 5.0

Fully embracing the new standard, the ROG STRIX B850-A GAMING WIFI7 Neo offers end-to-end PCIe 5.0 support. The topmost x16 expansion slot is Gen 5-ready, and is protected with a SafeSlot retention bracket to bear the weight of the latest graphics cards. One of the onboard M.2 slots are geared for blistering 16 GB/s read and write speeds thanks to its PCIe 5.0 interface, while all the rest can deliver still-impressive 8 GB/s transfers. Every M.2 slot is covered with substantial heatsinks to dispatch the heat of next-gen drives.

THREE USB 2.0 HEADERS

Three USB 2.0 headers ensure broad compatibility with AIO coolers, chassis fan hubs, front USB modules, and popular third-party components.

Low Latency

With the LC3 codec and LE Audio, latency is reduced by up to 70% versus legacy Bluetooth. Gamers can enjoy near real-time sound effects, footsteps, and voice cues, plus clearer, more stable in-game communication.

Immersive Spatial Sound

SMONO (Spatial Mono) is a 3D spatial audio technology that works over Bluetooth LE Audio. By dynamically tracking the position of sounds in-game, it provides realistic directional cues - helping gamers locate enemies, footsteps, or environmental sounds more accurately. This creates a deeper sense of immersion and improves situational awareness in fast-paced games.

DOLBY ATMOS

ROG and Dolby® have partnered to bring superior gaming audio quality to users. Dolby Atmos expands on traditional surround sound systems by adding height channels, which enables immersive three-dimensional audio to be perceived from above, below and around the listener.

SupremeFX

ROG SupremeFX is a unique blend of hardware and software technologies that provide superior audio. The ROG STRIX B850-A GAMING WIFI7 Neo implementation features the ALC4080 codec for high-resolution playback up to 32-bit/384 kHz across all channels. Front-panel output is streamed through the integrated Savitech amplifier that can drive high-fidelity acoustics to a wide variety of speakers and headsets.

EZ PC DIY

- M.2 Q-Release
- M.2 Q-Slide
- M.2 Q-LATCH
- PCIE® Slot Q-Release
- Q-Antenna
- Q-LED
- CLEAR CMOS & BIOS FLASHBACK™

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 more comprehensive features for seasoned veterans.

64MB BIOS
A larger BIOS chip enables a more powerful interface and extended CPU compatibility with the latest and future AM5 processors, ensuring a smooth, seamless user experience.

Pre-installed WiFi driver
A pre-installed WiFi driver enables users to connect to the internet when installing Windows on their PC; no USB flash drive is needed for driver installation, making the setup process faster and more convenient*.
*Currently available on ROG Glacial, Dark Hero and select Neo motherboards. Future BIOS updates may prioritize support for new CPUs, potentially affecting WiFi driver integration.

BIOS Q-DASHBOARD
Simplify your motherboard configuration with BIOS Q-Dashboard. Its intuitive visual representation of hardware connections and corresponding BIOS settings takes the complexity out of setting up your system. Upgrade now, and discover the power of BIOS Q-Dashboard to easily and efficiently enhance your computing setup.

UEFI BIOS FULL HD
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 more comprehensive features for seasoned veterans.

Essential OC Control, Simplified
Essential Mode provides quick access to commonly used overclocking settings and key system information, making performance tuning easy without diving into menus that require deeper expertise.
- EZ System Tuning - Quickly apply pre-configured profiles for improved system performance or energy savings.
- Boost Pro - Enhance system performance by optimizing GPU Boost, AI Cache Boost, and Turbo Game Mode for different usage scenarios.

TURBOV CORE

Intuitive overclocking within Windows. No BIOS interface, no reboots. Simple and swift performance tuning at your fingertips.

ASUS GlideX

ASUS GlideX is a cross-device, cross-platform screen-sharing, screen-control and operation solution for enhanced productivity across PCs, tablets, and smartphones via USB or WiFi. Features include screen mirroring, screen extension, unified control with one keyboard and mouse, easy file transfers, and using mobile cameras as PC webcams. It's compatible with Windows, macOS, Android, and iOS.

- Mirror
- Extend (PC to Mobile)
- Extend (PC to PC)
- Unify Control

HWiNFO

HWiNFO and ROG have collaborated on this comprehensive system information and diagnostic tool that provides detailed information about hardware components and real-time monitoring of system performance in ROG style. It supports a wide range of hardware devices, and it is regularly updated to include the latest technologies.

AIDA64 Extreme

The ROG STRIX B850-A GAMING WIFI7 Neo includes a sixty-day AIDA64 Extreme subscription, a tool that provides detailed information about hardware and software, as well as benchmarks to measure the performance of the entire system or individual components. AIDA64 Extreme includes a monitoring and diagnostics feature to detect and prevent hardware issues. All vital system sensors can be tracked in real time, allowing voltage readings, fan speeds, and temperature information to be displayed on the desktop or sent to dedicated displays or to the LCD panels of ROG AIO liquid coolers*.

*Support available for ROG Ryujin III and later models.

ASUS DRIVER HUB

ASUS DriverHub streamlines the installation and management of ASUS drivers and utilities to keep your hardware up-to-date and performing optimally. This standalone application automatically detects current driver versions and presents available updates in a list view. By default, it supports ASUS motherboards, and users are invited to install ASUS DriverHub after OS installation. Additionally, ASUS DriverHub offers one-click installation and update checks, making it easier for users to keep their systems running smoothly and efficiently.

ASUS MB Manager

ASUS MB Manager delivers fast, fluid, and intuitive control over essential features, offering a smooth experience for monitoring system stats, customizing onboard RGB lighting*, accessing fan cooling controls, and fine-tuning advanced WiFi settings. It also works seamlessly with Armoury Crate to provide an even more comprehensive system management experience.

* ASUS MB Manager controls motherboard RGB lighting only. For cross-product Aura Sync, please use Armoury Crate.

PLAY IN STYLE - UNDENIABLY ROG STRIX

Built with a white and intense aesthetic, the ROG STRIX B850-A GAMING WIFI7 Neo is ready to empower your build with a serious edge. The white PCB is complemented by color-matched metallic heatsinks, creating a unified and powerful visual presence. A subtle but impactful touch of RGB lighting on the I/O shroud ensures that you can always control the atmosphere, allowing your system to either maintain a stealthy look or unleash a flash of personality.

OUTSHINE THE COMPETITION

ROG Strix motherboards feature ASUS Aura technology, enabling full lighting control and a variety of presets for both onboard RGB LEDs and third-party accessories. Effects can be easily synced across compatible ROG graphics cards, monitors, keyboards, and mice to give your setup a unified look.

COOLER COMPATIBILITY

ASUS AIO coolers offer robust performance, high overclocking potential, bold aesthetics and customizable functionality for B850 motherboards, empowering you to build your dream gaming rig.

THE ROG STRIX ECOSYSTEM AWAITS

Level up your game with ROG Strix. Enjoy complimentary aesthetics, control, and compatibility across AIO coolers, cases, peripherals, and much more. ROG offers more choices than any other brand.