The ASRock B860 Pro-A is a solid ATX motherboard built for Intel processors, specifically designed to support both Intel Core Ultra Series 1 and Series 2 processors via Socket 1851. Powered by the Intel B860 chipset, this board offers a well-rounded feature set for users looking to build a capable and reliable system. Its clean black design fits neatly into standard ATX cases, with dimensions of 305 x 244 mm. The board supports DDR5 memory across four DIMM slots in a dual-channel configuration, allowing for a maximum of 256 GB of RAM with overclocked speeds reaching up to 8666 MHz.
Storage and Expansion
The ASRock B860 Pro-A provides extensive storage and expansion options. Three M.2 slots offer flexible options for fast NVMe storage, complemented by four SATA III connectors for additional drives. On the expansion side, the board features one PCIe x16 Gen 5 slot and one PCIe x16 Gen 4 slot, giving users the flexibility to install modern graphics cards and other expansion cards.
Connectivity and Audio
This motherboard delivers strong connectivity with eight USB 3.2 Gen 1 Type-A ports, one Type-C port, and additional internal headers for front panel connections. Wired networking is handled by the Dragon RTL8125BG controller supporting 2.5 Gbps speeds. Video output includes one HDMI port and one DisplayPort 1.4. Audio is managed by the Realtek ALC897 chip, delivering 7.1 channel surround sound output for an immersive audio experience.
Product number manufacturer:
90-MXBRN0-A0UAYZ
Audio
BIOS
Connectivity
USB 3.2 (Gen 1) type A ports:
8
USB 3.2 (Gen 1) type C ports:
1
Internal I/O
ATX Power connector (24-pin):
Chassis fan connector(s):
4
EPS power connector (8-pin):
Front panel audio connector:
USB 3.1 (3.1 Gen 2) connectors:
1
USB 3.1 (Gen 1) header(s):
1
Memory
Supported memory clock speeds (OC):
8666 (OC) MHz
Networking
Network technology (wired):
Packaging content
Physical characteristics
Processor
Compatible processor series:
Intel Core Ultra Series 1, Intel Core Ultra Series 2
Sockets
Technical details
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