ASRock B860M-H2 Intel LGA1851 DDR5 Micro-ATX Motherboard

Next-Generation Performance for Intel Core Ultra Systems

The ASRock B860M-H2 is a feature-packed Micro-ATX motherboard built to support the latest Intel Core Ultra Series 2 processors on the LGA1851 socket. Combining DDR5 memory support, PCIe Gen5 storage, high-speed USB connectivity and reliable power delivery, this motherboard delivers an excellent foundation for modern productivity, gaming and AI-enhanced PC builds.

Designed with future-ready technologies including PCIe 5.0 M.2 storage, DDR5 memory up to 8333+MHz (OC) and integrated support for Intel's latest AI-enabled processors, the B860M-H2 provides the performance and expandability needed for next-generation computing.

Key Features & Benefits

Supports Intel Core Ultra Processors (Series 2)

Built for Intel's latest LGA1851 platform, delivering enhanced performance, efficiency and integrated AI acceleration capabilities.

PCIe Gen5 Blazing M.2 Storage

Experience ultra-fast SSD performance with a dedicated PCIe 5.0 x4 M.2 slot capable of handling the latest generation NVMe SSDs.

High-Speed DDR5 Memory Support

Features dual-channel DDR5 memory support with speeds up to 8333+MHz (OC) and capacities up to 128GB.

Reliable 5+1+1+1+1 Power Phase Design

Stable power delivery ensures dependable operation for modern Intel processors during demanding workloads.

Dual HDMI Outputs

Support multi-monitor configurations with dual HDMI outputs capable of delivering up to 4K 120Hz when paired with compatible processors.

USB 3.2 Gen2x2 Type-C

Transfer files at speeds up to 20Gbps through the rear USB-C port.

Built-In RGB Support

Customise your system with Polychrome RGB support, RGB LED headers and addressable ARGB headers.

BIOS Flashback Function

Update the motherboard BIOS quickly and easily using the dedicated BIOS Flashback button.

Expandable Wireless Connectivity

An integrated M.2 Key-E slot enables straightforward Wi-Fi and Bluetooth upgrades.

Technical Specifications

CPU Support

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

Chipset

• Intel B860

Form Factor

• Micro-ATX
• Dimensions: 244 x 211mm (9.6" x 8.3")

Power Design

• 5+1+1+1+1 Power Phase Design

Memory

• 2 x DDR5 DIMM Slots
• Dual Channel DDR5 Architecture
• Maximum Capacity: 128GB
• Supports DDR5 Non-ECC Unbuffered Memory
• Supports DDR5 Speeds up to 8333+MHz (OC)
• Supports Intel XMP 3.0
• Supports CUDIMM Modules

Expansion Slots

• 1 x PCIe 4.0 x16 Slot
• 2 x PCIe 4.0 x1 Slots
• 1 x M.2 Key-E Slot for Wi-Fi/Bluetooth Module

Storage

M.2 Storage

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

SATA Storage

• 4 x SATA III 6Gb/s Ports

RAID Support

• RAID 0
• RAID 1
• RAID 5
• RAID 10

Graphics Outputs

• 2 x HDMI 2.1 Ports
• Support for HDR
• HDCP 2.3 Compatible
• Maximum Resolution: Up to 4K at 120Hz
• Compatible with Intel Integrated Graphics Processors

Audio

• Realtek ALC897 7.1 Channel HD Audio Codec

Networking

• Realtek 8111H Gigabit Ethernet
• 10/100/1000Mbps LAN

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 USB 3.2 Gen1 Type-C Front Header
• 1 x USB 3.2 Gen1 Header (Supports 2 Ports)
• 2 x USB 2.0 Headers (Supports 4 Ports)

Rear I/O Ports

• 2 x HDMI 2.1
• 1 x USB 3.2 Gen2x2 Type-C
• 3 x USB 3.2 Gen1 Type-A
• 2 x USB 2.0
• 1 x RJ-45 LAN
• Audio Jacks
• BIOS Flashback Button
• 2 x Antenna Mounting Points

Internal Connectors

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

Cooling Support

• Smart Fan Speed Control
• CPU Fan Support up to 3A / 36W
• Chassis Fan Support up to 3A / 36W
• AIO Pump Support up to 3A / 36W

BIOS & Software

BIOS

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

Software

• ASRock A-Tuning
• ASRock Polychrome Sync
• ASRock Auto Driver Installer

Operating System Support

• Microsoft Windows 11 64-Bit

What's in the Box?

• ASRock B860M-H2 Motherboard
• I/O Shield
• 2 x SATA Data Cables
• M.2 Installation Screw
• Documentation

Why Choose the ASRock B860M-H2?

The ASRock B860M-H2 is an excellent choice for users building a modern Intel-based PC with support for the latest technologies. Featuring LGA1851 compatibility, DDR5 memory, PCIe 5.0 storage, USB-C 20Gbps connectivity and dual HDMI outputs, it provides the ideal balance between performance, expandability and value.

Whether you're building a productivity workstation, home office PC, media system or entry-level gaming rig, the B860M-H2 delivers dependable performance and future-ready connectivity while supporting Intel's newest Core Ultra processors and AI-enhanced computing capabilities.