ASUS ROG STRIX B850-A GAMING WIFI Ryzen Socket AM5 ATX Desktop Motherboard

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ASUS ROG STRIX B850-A GAMING WIFI Ryzen Socket AM5 ATX Desktop Motherboard

Product ID: 49350

In stock with Wootware

Lead time before dispatch; 1 - 2 business days

2 Review(s) | Add Your Review

- ATX Form Factor
- AMD B850 Chipset
- Socket AM5
- 4x DDR5 DIMM Slots, Supports Up To 192GB
- Supports Up to DDR5-8000MHz+ (OC)
- Supports AMD EXPO DDR5 Modules
- 1x PCIe 5.0 x16 slot with Q-Release Slim
- 1x PCIe 5.0 x16 slot with Q-Rlease Slim (supports PCIe 4.0 x8/x4 mode)
- 1x PCIe 4.0 x16 slot (supports x4 mode)
- Total Supports 4 x M.2 slots and 2 x SATA 6Gb/s Ports
- 1 x USB 20Gbps Type-C Port
- 2x USB Type-A 10Gbps ports, 1x USB Type-C 10Gbps Ports
- 4x USB 5Gbps Type-A Ports, 2x USB 2.0 Type-A Ports
- 1x DisplayPort, 1x HDMI Port
- 1x Wi-Fi Module, 1x Intel 2.5Gb Ethernet Port
- 2x Audio Jacks, 1x Optical S/PDIF Out Port
- 1x BIOS FlashBack Button, 1x Clear CMOS Button
- 802.11be Tri-Band 320MHz Wi-Fi 7 Module
- Bluetooth v5.4
- ROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4080
- Extreme Engine Digi+
- 5K Black metallic capacitors
- M.2 Heatsink Backplate
- 3 Year Warranty

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Product Description
Additional Information
Reviews (2)
Questions (0)

Product Description

SPECIFICATIONS
Brand	ASUS
Series	ROG STRIX
Model	ROG STRIX B850-A GAMING WIFI
CPU	AMD Socket AM5 for AMD Ryzen 9000 & 8000 & 7000 Series Desktop Processors*
Chipset	AMD B850 Chipset
Memory	4 x DIMM slots, max. 192GB, 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)
	* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/download-center/.
	** Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.
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/x4 mode)**
	AMD B850 Chipset
	1 x PCIe 4.0 x16 slot (supports x4 mode)*
	* PCIEX16(G4) slot (supports x4 mode) from AMD B850 Chipset shares bandwidth with M.2_3
	** Specifications vary by CPU types.
	- To ensure compatibility of the device installed, please refer to https://www.asus.com/support/download-center/ 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
	* AMD RAIDXpert2 Technology supports both PCIe RAID 0/1/5/10 and SATA RAID 0/1. RAID 5 Function is only supported by AMD Ryzen 9000 series CPU.
	** 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.
Ethernet	1 x Intel 2.5Gb Ethernet
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, only Wi-Fi 6 is supported.
	** 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 (4 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
	* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
	** The LINE OUT port on the rear panel does not support spatial audio. If you wish to use spatial audio, make sure to connect your audio output device to the audio jack on the front panel of your chassis or use a USB interface audio device.
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 (4 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
Special Features	Extreme Engine Digi+
	- 5K Black metallic capacitors
	ASUS Q-Design
	- M.2 Q-Latch
	- M.2 Q-Release
	- M.2 Q-Slide
	- PCIe Slot Q-Release Slim (with PCIe SafeSlot)
	- Q-Antenna
	- Q-Dashboard
	- Q-DIMM
	- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
	- Q-Slot
	ASUS Thermal Solution
	- M.2 heatsink backplate
	- M.2 heatsink
	ASUS EZ DIY
	- BIOS FlashBack button
	- BIOS FlashBack LED
	- Clear CMOS button
	- ProCool
	- Pre-mounted I/O shield
	- SafeSlot
	- SafeDIMM
	Aura Sync
	- Addressable Gen 2 headers
Software Features	ROG Exclusive Software
	- ROG CPU-Z
	- Dolby Atmos
	ASUS Exclusive Software
	Armoury Crate
	- AIDA64 Extreme (60 days free trial)
	- Aura Creator
	- Aura Sync
	- GameFirst
	- HWiNFO
	- Power Saving
	ASUS DriverHub
	ASUS GlideX
	TurboV Core
	Adobe Creative Cloud (Free Trial)
	Norton 360 for Gamers (60 Days Free Trial)
	WinRAR (40 Days Free Trial)
	UEFI BIOS
	AI Overclocking Guide
	ASUS EZ DIY
	- ASUS CrashFree BIOS 3
	- ASUS EZ Flash
	- ASUS UEFI BIOS EZ Mode
	- ASUS MyHotkey
	FlexKey
BIOS	256 Mb Flash ROM, UEFI AMI BIOS
Form Factor	ATX Form Factor
Form Factor	12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
Warranty Information
Warranty	3 Year Warranty

Manufacturer's Site	No
Product Link	No

Additional Information Reviews (2)

Perfect service - Khathutshelo, 15 February 2026

the motherboard looks strong and next generation built, but i haven't used it because I'm not yet finished building my pc, i give wootware team 5 ⭐ because of their service, i purchased this motherboard on the 15 jan it was Thursday, and delivered on Monday 19 jan, excluding Saturday and Sunday, it only took 2 days to deliver the exact product i paid for. I'm not used to, I'm still asking myself.

ASUS ROG STRIX B850-A GAMING WIFI Ryzen Socket AM5 ATX Desktop Motherboard - Pieter, 8 August 2025

I think I must become a Reviewer..Lol buying and commenting first on a lot of things on Wootware. Asus is a Trustworthy Brand. The Motherboard is very nice and for the price it performs exceptional. The White design is awesome. Cooling on the motherboard is really good stays cool even under big game play time.. PCI Express Gen.5 on GPU is Awesome and on NVME as per Ryzen Processor giving extra performance. With loads of extra Nvme slots running from the Motherboard chipset. Also u get your x2 Sata connectors and really good audio quality. Lots of USB ports..5gb and 10gb and one 20gb. All round this Motherboard is Eye Candy and it can Perform really good. The Bios is also nice and lots of feature pact settings with really good Ram support and overclocking pre settings that's understandable and easy to apply.

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