ASRock B860 Pro-A Intel 1851 Socket Motherboard, ATX, 4x DDR5 Slots, 3x M.2 Sockets, 2x USB-C Port, 2.5GbE LAN, 1x DisplayPort / 1x HDMI Port

Key Features

• Supports Intel Core Ultra Processors (Series 2) (LGA1851)
• 10+1+1+1+1 Power Phase, Dr.MOS for VCore+GT+SA
• 4 x DDR5 DIMMs Supports Dual Channel, up to 8666+ (OC)
• 1 x PCIe 5.0 x16, 1 x PCIe 4.0 x16, 1 x M.2 Key E for WiFi
• Graphics Output Options: 1 x HDMI, 1 x DisplayPort
• Realtek ALC897 7.1 CH HD Audio Codec
• 4 x SATA3
• 1 x Blazing M.2 (PCIe Gen5 x4)
• 2 x Hyper M.2 (PCIe Gen4 x4)
• 1 x USB 3.2 Gen2x2 Type-C (Rear)
• 1 x USB 3.2 Gen1 Type-C (Front)
• 8 x USB 3.2 Gen1 (6 Rear, 2 Front)
• 6 x USB 2.0 (2 Rear, 4 Front)
• Realtek 2.5G LAN
• Supports BIOS Flashback

10 + 1 + 1 POWER PHASE DESIGN + DR.MOS

Vcore with Dr.MOS design, delivering smoother and neater power to the CPU.

USB 3.2 GEN2x2 TYPE-C

The USB 3.2 Gen2x2 Type-C delivers up to 20 Gbps data transfer rate.

POLYCHROME SYNC

The RGB LED header allows user to create unique PC style easily.

REALTEK 2.5Gbps LAN

Enjoy faster connectivity for gaming, le transfers and backups.

BLAZING M.2 (PCIE GEN5 x4)

Supports up to 3 x NVMe M.2 SSDs and one of which is able to accommodates the latest PCI Express 5.0 standard.

M.2 KEY E FOR WIFI

Users may upgrade wireless module by M.2 (Key E) slot.

Specifications

Platform

ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm

Unique Feature

• Superb Productivity
• PCIe Gen5 (Graphics, M.2)
• Dual Channel DDR5

Rock-Solid Durability

10+1+1+1+1 Power Phase, Dr.MOS for VCore+GT+SA

Ultrafast Connectivity

2.5G LAN

EZ Update

BIOS Flashback Button

ASRock Auto Driver Installer

EZ Troubleshooter
ASRock Post Status Checker

CPU

• Supports Intel CoreTM Ultra Processors (Series 2) (LGA1851)
• 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 for dedicated AI acceleration

Chipset

Intel B860

Memory

• Dual Channel DDR5 Memory Technology
• 4 x DDR5 DIMM Slots
• Supports DDR5 non-ECC, un-buffered memory up to 8666+(OC)
• 1DPC 1R Up to 8666+ MHz (OC), 5600 MHz Natively.
• 1DPC 2R Up to 6800+ MHz (OC), 5600 MHz Natively.
• 2DPC 1R Up to 6533+ MHz (OC), 4800 MHz Natively.
• 2DPC 2R Up to 5600+ MHz (OC), 4400 MHz Natively.
• Supports Clocked Unbuffered DIMM (CUDIMM)
• Max. capacity of system memory: 256GB
• Supports Intel Extreme Memory Profile (XMP) 3.0x

Expansion Slots

CPU

• 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode
• Chipset:
• 1 x PCIe 4.0 x16 Slot (PCIE2), supports x4 mode
• 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module and Intel
• CNVio/CNVio2 (Integrated WiFi/BT)
• Supports NVMe SSD as boot disks

Graphics

Intel UHD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated.

Intel Xe LPG Graphics Architecture

1 x HDMI 2.1 TMDS/FRL 8G Compatible, supports HDR, HDCP 2.3 and max. resolution up to 4K 120Hz

1 x DisplayPort 1.4 with DSC (compressed), supports HDCP 2.3 and max. resolution up to 8K 60Hz / 5K 120Hz

Audio

7.1 CH HD Audio (Realtek ALC897 Audio Codec)

LAN

• 2.5 Gigabit LAN 10/100/1000/2500 Mb/s
• Dragon RTL8125BG
• Supports Dragon 2.5G LAN Software
• Smart Auto Adjust Bandwidth Control
• Visual User Friendly UI
• Visual Network Usage Statistics
• Optimized Default Setting for Game, Browser, and Streaming Modes
• User Customized Priority Control

USB

CPU

• 1 x USB 3.2 Gen2x2 Type-C (Rear)
• Chipset:
• 1 x USB 3.2 Gen1 Type-C (Front)
• 8 x USB 3.2 Gen1 (6 Rear, 2 Front)
• 6 x USB 2.0 (2 Rear, 4 Front)
• All USB ports support ESD Protection

Rear Panel I/O

• 2 x Antenna Mounting Points
• 1 x HDMI Port
• 1 x DisplayPort 1.4
• 1 x USB 3.2 Gen2x2 Type-C Port (20 Gb/s)
• 6 x USB 3.2 Gen1 Ports
• 2 x USB 2.0 Ports
• 1 x RJ-45 LAN Port
• 1 x BIOS Flashback Button
• HD Audio Jacks: Line in / Front Speaker / Microphone

Storage

CPU

• 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode
• Chipset:
• 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2230/2242/2260/2280 PCIe Gen4x4 (64 Gb/s) mode
• 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode
• 4 x SATA3 6.0 Gb/s Connectors
• Supports Intel Volume Management Device (VMD)

RAID

• 1 x SPI TPM Header
• 1 x Power LED and Speaker Header
• 1 x RGB LED Header
• 3 x Addressable LED Headers
• 2 x CPU Fan Connectors (4-pin) (Smart Fan Speed Control)
• 4 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)
• 1 x AIO Pump Fan Connector (4-pin) (Smart Fan Speed Control)
• 1 x 24 pin ATX Power Connector
• 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector)
• 1 x Front Panel Audio Connector
• 2 x USB 2.0 Headers (Support 4 USB 2.0 ports)
• 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports)
• 1 x Front Panel Type C USB 3.2 Gen1 Header
• Supports in total up to 12V/3A, 36W LED Strip
• Support in total up to 5V/3A, 15W LED Strip
• CPU_FAN1 supports the fan power up to 1A (12W).

CPU_FAN2, CHA_FAN1~4 and AIO_PUMP support the fan power up to 3A (36W).

CPU_FAN2, CHA_FAN1~4 and AIO_PUMP can auto detect if 3-pin or 4-pin fan is in use.

Supports NVMe SSD as boot disks

BIOS Feature

256Mb AMI UEFI Legal BIOS with GUI support

Software and UEFI

• Software
• ASRock Motherboard Utility (A-Tuning)
• ASRock Dragon 2.5G LAN Software
• ASRock Polychrome SYNC

UEFI

• ASRock EZ Mode
• ASRock Full HD UEFI
• ASRock My Favorites in UEFI
• ASRock Auto Driver Installer
• ASRock Instant Flash

OS

Microsoft Windows OS 11 64-bit

Certifications

FCC, CE

ErP/EuP ready (ErP/EuP ready power supply is required)

Accessories

• 1 x I/O Shield
• 2 x SATA Data Cables
• 1 x Screw for M.2 Socket