The ASRock B860M Pro-A is a Micro ATX motherboard built for Intel Core Ultra Processors (Series 2) using the LGA1851 socket. It features a 10+1+1+1+1 power phase design with Dr.MOS and supports up to 256GB of DDR5 memory at speeds up to 8666+ MHz (OC).
For high-speed expansion and storage, it provides PCIe 5.0 x16 graphics support, one PCIe Gen5 x4 M.2 slot and two PCIe Gen4 x4 M.2 slots. It also features Dragon 2.5Gb LAN, HDMI 2.1, DisplayPort 1.4, USB 20Gbps Type-C, BIOS Flashback and Realtek 7.1-channel audio.
Specifications
CPU Support
Intel Core Ultra Processors (Series 2)
Socket
Intel LGA1851
Chipset
Intel B860
Form Factor
Micro ATX
Power Design
10+1+1+1+1 Phase, Dr.MOS
Memory
4 × DDR5 DIMM, Dual Channel
Maximum Memory
256GB
Memory Speed
Up to DDR5 8666+ MHz (OC)
PCIe
1 × PCIe 5.0 x16, 1 × PCIe 4.0 x4
M.2
1 × PCIe Gen5 x4, 2 × PCIe Gen4 x4
SATA
4 × SATA3 6Gb/s
LAN
Dragon 2.5Gb Ethernet
Wi-Fi
Not Included; M.2 Key E Wi-Fi/BT Module Support
Audio
Realtek ALC897 7.1 CH HD Audio, Nahimic
Display Output
HDMI 2.1, DisplayPort 1.4
Rear USB
1 × USB 3.2 Gen2x2 Type-C, 3 × USB 3.2 Gen1 Type-A, 2 × USB 2.0
Front USB
1 × USB 3.2 Gen1 Type-C, 2 × USB 3.2 Gen1 Type-A, 4 × USB 2.0
BIOS
BIOS Flashback
PCB
6-Layer PCB
Dimensions
24.4 × 24.4 cm
Operating System
Windows 11 64-bit
Reviews
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Delivery
We offer free delivery to Dubai, Abu Dhabi, Al Ain, Sharjah, Ajman, Ras Al Khaimah, Fujairah, Umm Al Quwain, UAE for ASRock B860M Pro-A Intel B860 LGA1851 Micro ATX Motherboard. Delivery available to Saudi Arabia, Oman, Qatar, Kuwait, and Bahrain.