ASRock B860M Pro-A WiFi (90-MXBRS-A0UAYZ)

Name: ASRock B860M Pro-A WiFi 90-MXBRS-A0UAYZ
Brand: ASRock

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ASRock B860M Pro-A WiFi

+ Wi-Fiwithout Wi-Fi

2025 Pro Wi-Fi M.2 cooling no backlight 2.5 Gbps

Towards:home / office

Form Factor:micro-ATX

Socket:LGA 1851

Chipset:Intel B860

BIOS:Ami

RAM slots:DDR5 4 sl

RAM form factor:DIMM

RAM clock:8666 MHz

Sound (channels):7.1

Connectors:HDMI, M.2

Additional connectors:DisplayPort

Power connector:24-pin

Processor power:8+4-pin

All specifications

Specifications B860M Pro-A WiFi

Main
Features	for home/office
Socket	LGA 1851
Form factor	micro-ATX
Power phases	14 / 10+1+1+1+1 /
VRM heatsink
Size (HxW)	244x244 mm


Chipset
Chipset	Intel B860
BIOS	Ami
UEFI BIOS


RAM
DDR5	4 slot(s)
Memory module	DIMM
Operation mode	2 channel
Max. clock frequency	8666 MHz
Max. memory	256 GB
XMP


Drive interface
SATA 3 (6Gbps)	4
M.2 connector	3
M.2	3xPCIe 4x
M.2 version	1x5.0, 2x4.0
M.2 SSD cooling
Integrated RAID controller


Expansion slots
PCIe 4x slots	1 pcs
PCIe 16x slots	1 pcs
PCIe support	5.0
Steel PCIe connectors


Internal connections
TPM connector
USB-A 2.0	2 pcs
USB-A 5Gbps	1 pcs
USB-C 5Gbps	1 pcs
ARGB LED strip	3
RGB LED strip	1

Video outputs
HDMI output
HDMI version	v2.1
DisplayPort
DisplayPort version	v.1.4


Integrated audio
Audiochip	Realtek ALC897
Sound (channels)	7.1


Network interfaces
Wi-Fi	Wi-Fi 6E (802.11ax)
Bluetooth	Bluetooth v5.3
LAN (RJ-45)	2.5 Gbps
LAN ports	1
LAN controller	Dragon RTL8125BG


External connections
USB-A 2.0	2 pcs
USB-A 5Gbps	3 pcs
USB-C 20Gbps	1 pcs
BIOS FlashBack


Power connectors
Main power socket	24-pin
CPU power	8+4-pin
Fan power connectors	6
CPU Fan 4-pin	2
CPU/Water Pump Fan 4-pin	1
Chassis/Water Pump Fan 4-pin	3


Official Website	asrock.com
Added to E-Catalog	January 2025
P/N	90-MXBRS-A0UAYZ

E-Catalog UK editor, Motherboards

Valerii Lenko, edited 10.11.2025

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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	Asrock B860M Pro-A WiFi Intel B860 LGA 1851 (Socket V1) micro ATX B860MPROAWIFI Optimized for stability durability and efficiency. It combines reliable performance user-friendly features and streamlined st... moreyle for daily computing tasks. 10+1+1 Power Phase Design Featuring sturdy components and completely smooth power delivery to the CPU. Plus it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well. Dr. MOS Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Compared to traditional discrete MOSFETs it intelligently delivers higher current for each phase thus providing improved thermal result and superior performance. Hi-Density Power Connector CPU overclocking requires higher current. ASRock Hi-Density Power Connectors are designed to withstand higher currents compared to traditional CPU and ATX power connectors providing a more stable system and reducing the risk of fire during heavy overclocking. 6 Layer PCB The 6 Layer PCB provides stable signal traces and power shapes delivering lower temperature and higher energy efficiency for memory overclocking! Thus it's able to support the latest memory modules with most extreme memory performance! DDR5 XMP & EXPO Support Derived from the built for stable and reliable designing concept ASRock does not compromise on any details. This motherboard is built with high quality materials enthusiasts are able to enjoy the boost of DDR5 memory overclocking performance by enabling the pre-tested profiles. Make sure the memory modules are Intel XMP/AMD EXPO capable and overclocking can be made so affordable satisfying and absolutely no sweat at all. PCIe Gen5 Blazing M.2 The Blazing M.2 accommodates the latest PCI Express 5.0 standard to perform twice the bandwidth compared to previous generation with a breathtaking 128Gb/s transfer speed it is ready to unleash the full potential of future ultrafast SSDs. Aluminum Heatsink The first thing that catches the eye is the optimized Aluminum Heatsink Design. Heatsinks are crucial for efficient heat dissipation especially during heavy workloads like gaming or productivity tasks. Motherboard that built with heatsinks can effectively manage thermal performance hence ensure system stability and durability effortlessly. Wi-Fi 6E 802.11axe WiFi 6E technology has extended to the whole new 6GHz spectrum band providing more WiFi capability and giving an even better and faster internet traffic. In addition to deliver higher speeds the WiFi 6E also enhances the lower latency and supports service levels that are equivalent to 5G networks. Dragon 2.5 Gb/s LAN The intelligent 2.5Gb/s LAN platform is built for maximum networking performance for the demanding requirements of home networking content creators online gamers and high-quality streaming media. Boost networking performance up to 2.5X the bandwidth compared to the standard gigabit Ethernet youll enjoy the faster and uncompromised Quzo.co.uk Delivery: to United Kingdom Report	£117.23 Buy in shop

	Asrock 90-MXBRS0-A0UAYZ ASRock B860M Pro-A WiFi MotherboardUnleash the power of next-generation computing with the ASRock B860M Pro-A WiFi, a feature... more-packed motherboard engineered to be the solid foundation for your high-performance PC build. Designed for gamers, content creators, and enthusiasts who demand cutting-edge technology in a compact form factor, this board masterfully balances performance, connectivity, and stability. It is optimized for the latest Intel® Core™ processors, providing a seamless and powerful user experience right out of the box.Built on the advanced Intel LGA 1851 socket, the B860M Pro-A WiFi is your gateway to the future of desktop performance. Experience a revolutionary leap in speed with support for DDR5 memory, allowing for incredible data transfer rates and enhanced multitasking capabilities. The robust power phase design ensures consistent and clean power delivery to the CPU, unlocking its maximum potential for demanding applications and overclocking. Its Micro ATX form factor makes it a versatile choice for a wide range of PC cases, from compact builds to more spacious towers, without compromising on features.Connectivity is paramount, and this motherboard delivers. With integrated next-generation Wi-Fi, you can enjoy blazing-fast wireless speeds for lag-free online gaming, smooth 4K streaming, and rapid file downloads. For those who prefer a wired connection, the 2.5G LAN port provides a high-speed, low-latency link for competitive gaming and large data transfers. Storage is exceptionally flexible, featuring multiple M.2 slots, including support for both ultra-fast PCIe NVMe SSDs and M2 SATA drives, alongside traditional SATA ports for comprehensive storage solutions. Main Features* Supports Next-Generation Intel® Core™ Processors (LGA 1851 Socket)* Robust Power Phase Design for Enhanced System Stability* 4 x DIMM slots, supporting high-speed DDR5 memory up to 8000+(OC)* 1 x PCIe 5.0 x16 Slot for Next-Generation Graphics Cards* Multiple M.2 Slots for High-Speed NVMe and M2 SATA SSDs* Integrated Wi-Fi for High-Speed Wireless Connectivity* High-Bandwidth 2.5 Gigabit LAN Port* 7.1 CH HD Audio for Immersive Sound* Versatile Micro ATX Form Factor* Reinforced Steel Slot for Heavy Graphics Cards* Comprehensive USB Connectivity, including Type-C Technical Specifications* CPU: Supports Intel® Core™ Processors for Socket LGA 1851* Chipset: Intel® B860* Memory: 4 x DDR5 DIMM Slots, Dual Channel, supports non-ECC, un-buffered memory up to 8000+(OC)* Form Factor: Micro ATX (9.6-in x 9.6-in, 24.4 cm x 24.4 cm)* Graphics: 1 x PCIe 5.0 x16 Slot, Integrated Intel® Arc™ Graphics support via HDMI and DisplayPort outputs * 1 x Hyper M.2 Socket (PCIe Gen5x4) * 2 x Ultra M.2 Sockets (PCIe Gen4x4 & M2 SATA mode) * 4 x SATA3 6.0 Gb/s Connectors* LAN: 1x2.5 Gigabit LAN 10/100/1000/2500 Mb/s* Wireless LAN: Integrated 802.11ax Wi-Fi 6E / Wi-Fi 7 Module + Bluetooth* Audio: 7.1 CH HD Audio (Realtek ALC897 Audio Codec)* USB Ports: Includes USB 3.2 Gen2 Tradeinn.com Delivery: in United Kingdom Report	£119.49 Buy in shop

	ASRock B860M Pro-A WiFi DDR5 PCIe 5.0 Micro-ATX Motherboard Scan.co.uk Delivery: to United Kingdom Report	£119.99 Buy in shop

	Asrock B860M Pro-A WiFi Intel B860 LGA 1851 (Socket V1) micro ATX Asrock B860M Pro-A WiFi Intel B860 LGA 1851 (Socket V1) micro ATX Optimized for stability. durability. and efficiency. It com... morebines reliable performance. user-friendly features and streamlined style for daily computing tasks.10+1+1 Power Phase DesignFeaturing sturdy components and completely smooth power delivery to the CPU. Plus. it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.Dr. MOSDr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Compared to traditional discrete MOSFETs. it intelligently delivers higher current for each phase. thus providing improved thermal result and superior performance.Hi-Density Power ConnectorCPU overclocking requires higher current. ASRock Hi-Density Power Connectors are designed to withstand higher currents compared to traditional CPU and ATX power connectors. providing a more stable system and reducing the risk of fire during heavy overclocking.6 Layer PCBThe 6 Layer PCB provides stable signal traces and power shapes delivering lower temperature and higher energy efficiency for memory overclocking! Thus. it's able to support the latest memory modules with most extreme memory performance!DDR5 XMP & EXPO SupportDerived from the “built for stable and reliable” designing concept. ASRock does not compromise on any details. This motherboard is built with high quality materials. enthusiasts are able to enjoy the boost of DDR5 memory overclocking performance by enabling the pre-tested profiles. Make sure the memory modules are Intel® XMP/AMD EXPO™ capable and overclocking can be made so affordable. satisfying and absolutely no sweat at all.PCIe Gen5 Blazing M.2The Blazing M.2 accommodates the latest PCI Express 5.0 standard to perform twice the bandwidth compared to previous generation. with a breathtaking 128Gb/s transfer speed. it is ready to unleash the full potential of future ultrafast SSDs.Aluminum HeatsinkThe first thing that catches the eye is the optimized Aluminum Heatsink Design. Heatsinks are crucial for efficient heat dissipation. especially during heavy workloads like gaming or productivity tasks. Motherboard that built with heatsinks can effectively manage thermal performance. hence ensure system stability and durability effortlessly.Wi-Fi 6E 802.11axeWiFi 6E technology has extended to the whole new 6GHz spectrum band. providing more WiFi capability and giving an even better and faster internet traffic. In addition to deliver higher speeds. the WiFi 6E also enhances the lower latency and supports service levels that are equivalent to 5G networks.Dragon 2.5 Gb/s LANThe intelligent 2.5Gb/s LAN platform is built for maximum networking performance for the demanding requirements of home networking. content creators. online gamers and high-quality streaming media. Boost networking performance up to 2.5X the bandwidth compared to the standard gigabit Ethernet. Pcnova.co.uk Delivery: in United Kingdom Report	£121.04 Buy in shop

	Asrock B860M PROA WIFI Intel B860 LGA 1851 Socket V1 Micro ATX eBay.co.uk Delivery: in United Kingdom Report	£123.35 Buy in shop