ASRock B860M Pro-A WiFi Intel LGA1851 DDR5 Motherboard

High-Performance Connectivity for Next-Generation Intel Builds

The ASRock B860M Pro-A WiFi is a feature-rich Micro-ATX motherboard built for the latest Intel Core Ultra Series 2 processors on the LGA1851 socket. Combining advanced DDR5 memory support, PCIe 5.0 expansion, ultra-fast storage, integrated Wi-Fi 6E, Bluetooth 5.3, and 2.5 Gigabit Ethernet, this motherboard offers an ideal foundation for gaming, content creation, AI-enhanced workloads and professional PC builds.

Featuring a robust 10+1+1+1+1 Dr.MOS power design, support for up to 256GB DDR5 memory, triple M.2 SSD slots and premium networking technologies, the B860M Pro-A WiFi is engineered for performance, stability and future upgrade flexibility.

Key Features & Benefits

Ready for Intel Core Ultra Processors

Supports the latest Intel Core Ultra Series 2 processors, including integrated AI acceleration capabilities through Intel's latest CPU architecture.

Robust 10+1+1+1+1 Dr.MOS Power Delivery

Premium power stages provide clean, stable power for high-performance processors and demanding workloads.

Built-In Wi-Fi 6E & Bluetooth 5.3

Enjoy fast wireless connectivity, lower network latency and access to the less congested 6GHz spectrum when paired with a compatible router.

PCIe 5.0 Graphics Support

A dedicated PCIe 5.0 x16 slot provides maximum bandwidth for next-generation graphics cards.

Lightning-Fast PCIe 5.0 Storage

A Blazing M.2 Gen5 x4 slot delivers exceptional SSD performance for ultra-fast boot and load times.

Up to 256GB DDR5 Memory Support

Four DIMM slots support high-speed DDR5 memory up to 8666+MHz (OC), providing excellent performance for multitasking and demanding applications.

Fast 2.5 Gigabit Networking

Realtek Dragon 2.5Gb LAN provides faster and more responsive wired networking compared to traditional Gigabit Ethernet.

Premium Expansion Options

Three M.2 storage slots, multiple PCIe slots and extensive internal headers make future upgrades simple.

USB-C 20Gbps Connectivity

USB 3.2 Gen2x2 Type-C delivers ultra-fast data transfer speeds for external storage and peripherals.

RGB Lighting Support

Customise your build using ASRock Polychrome Sync and integrated RGB/ARGB headers.

Technical Specifications

Processor Support

• Socket: LGA1851
• Supports Intel Core Ultra Processors (Series 2)
• Intel Hybrid Technology Support
• Intel Turbo Boost Max 3.0
• Intel Thermal Velocity Boost (TVB)
• Intel Adaptive Boost Technology (ABT)
• Integrated AI NPU Support

Chipset

• Intel B860

Form Factor

• Micro-ATX
• Dimensions: 244 x 244mm

Power Design

• 10+1+1+1+1 Phase Power Design
• Dr.MOS Power Stages
• Hi-Density Power Connectors

Memory

• 4 x DDR5 DIMM Slots
• Dual Channel Architecture
• Maximum Memory Capacity: 256GB
• Supports DDR5 Non-ECC Unbuffered Memory
• Memory Speeds Up To 8666+MHz (OC)
• Intel XMP 3.0 Support
• CUDIMM Support

Expansion Slots

• 1 x PCIe 5.0 x16 Slot
• 1 x PCIe 4.0 x4 Slot
• 1 x M.2 Key-E Slot for Wireless Module

Storage

M.2 SSD Slots

• 1 x PCIe 5.0 x4 Blazing M.2 Slot
• 2 x PCIe 4.0 x4 Hyper M.2 Slots

SATA Storage

• 4 x SATA III 6Gb/s Ports

RAID Support

• RAID 0
• RAID 1
• RAID 5
• RAID 10

Graphics Outputs

• 1 x HDMI 2.1
• 1 x DisplayPort 1.4
• HDMI Supports Up To 4K @ 120Hz
• DisplayPort Supports Up To 8K @ 60Hz or 5K @ 120Hz
• HDR and HDCP 2.3 Support

Audio

• Realtek ALC897 7.1 Channel HD Audio Codec

Wired Networking

• Dragon RTL8125BG 2.5 Gigabit LAN
• 10/100/1000/2500 Mbps Support
• Dragon LAN Management Software

Wireless Connectivity

• Integrated Wi-Fi 6E (802.11axe)
• Dual-Band 2x2 with 6GHz Support
• Bluetooth 5.3
• MU-MIMO Support
• Includes Dual External Antennas

USB Connectivity

Rear USB Ports

• 1 x USB 3.2 Gen2x2 Type-C (20Gbps)
• 3 x USB 3.2 Gen1 Type-A
• 2 x USB 2.0

Internal USB Headers

• 1 x Front USB-C Header
• 1 x USB 3.2 Gen1 Header
• 2 x USB 2.0 Headers

Rear I/O Connections

• 2 x Wi-Fi Antenna Connectors
• 1 x HDMI 2.1
• 1 x DisplayPort 1.4
• 1 x USB 3.2 Gen2x2 Type-C
• 3 x USB 3.2 Gen1
• 2 x USB 2.0
• 1 x RJ-45 LAN
• Audio Jacks
• BIOS Flashback Button

Internal Connectors

• 1 x 24-Pin ATX Power Connector
• 1 x 8-Pin CPU Power Connector
• 1 x 4-Pin CPU Power Connector
• 1 x TPM Header
• 1 x RGB Header
• 3 x Addressable RGB Headers
• 2 x CPU Fan Headers
• 3 x Chassis Fan Headers
• 1 x AIO Pump Header
• 1 x Front Audio Header

Cooling Features

• Smart Fan Speed Control
• Automatic 3-Pin / 4-Pin Fan Detection
• High-Power Fan and Pump Header Support

BIOS & Software

BIOS

• 256Mb AMI UEFI BIOS
• ASRock EZ Mode
• Full HD UEFI Interface
• ASRock Instant Flash
• BIOS Flashback

Software

• ASRock A-Tuning Utility
• ASRock Dragon LAN Software
• ASRock Polychrome Sync
• Auto Driver Installer

Operating System Support

• Microsoft Windows 11 64-Bit

Certifications

• FCC Certified
• CE Certified
• ErP/EuP Ready
• RoHS Compliant

What's in the Box?

• ASRock B860M Pro-A WiFi Motherboard
• I/O Shield
• 2 x SATA Data Cables
• 2 x ASRock Wi-Fi 2.4GHz / 5GHz / 6GHz Antennas
• Documentation

Why Choose the ASRock B860M Pro-A WiFi?

The ASRock B860M Pro-A WiFi combines premium networking, next-generation expansion and robust power delivery into a versatile Micro-ATX platform. With support for Intel Core Ultra Series 2 processors, PCIe 5.0 graphics, Gen5 NVMe storage, Wi-Fi 6E, Bluetooth 5.3 and 2.5Gb Ethernet, it provides the connectivity and performance needed for modern gaming systems, professional workstations and AI-powered desktops.

Its support for up to 256GB DDR5 memory, triple M.2 storage and extensive cooling options ensures your system remains capable and scalable for years to come, making it an excellent foundation for any future-focused PC build.