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 /

ASRock B860 PRO-A

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