





Motherboard Asrock B860 Pro-A LGA1851
- CPU socket
- LGA 1851
- Chipset (MB)
- Intel B860 MB
- Form factor
- ATX
- Supported memory
- DDR5
- Number of memory slots
- 4
Description
Asrock B860 Pro-A is an ATX motherboard with LGA 1851 socket, aimed at mid-range to serious gaming and productivity builds with the new generation of Intel Core Ultra processors. It combines a modern Intel B860 chipset, support for DDR5, and a serious set of M.2 and PCIe slots for GPUs and fast SSDs. You also get PCIe 5.0 x16 for future graphics cards, plus a Blazing M.2 Gen5 slot for the fastest NVMe devices. Overall – a board that gives you a stable foundation for a current configuration with a good upgrade path.
What you get: you have an LGA 1851 socket and support for Intel Core Ultra processors, which means direct access to the latest generation of Intel CPUs. With four DDR5 slots and a capacity of up to 256 GB, plus frequencies up to 8666+ MT/s (OC), you have plenty of room for RAM upgrades and memory overclocking for lower latency and better responsiveness in games and applications. The M.2 section is impressive – one Blazing M.2 Gen5x4 directly to the CPU for top NVMe SSD, and two more Hyper M.2 Gen4x4 slots from the chipset for additional drives. The LAN controller Dragon RTL8125BG with 2.5 Gigabit LAN provides higher network throughput than the standard 1 Gbit, useful for online gaming and fast transfer of large files. Add a USB 3.2 Gen2x2 Type-C on the rear panel and you are ready for fast external SSDs and modern peripherals.
- Socket LGA 1851 with support for Intel Core Ultra processors, ensuring compatibility with the latest generation of Intel CPUs.
- Support for DDR5 memory with up to 4 slots, total capacity up to 256 GB and frequencies up to 8666+ MT/s (OC) for serious multitasking and high-speed work.
- Three-tier M.2 configuration: 1 x Blazing M.2 PCIe Gen5x4 (CPU) for the fastest NVMe, plus 2 x Hyper M.2 PCIe Gen4x4 slots from the chipset for additional high-speed NVMe storage.
- Main PCIe 5.0 x16 slot for graphics card, offering maximum bandwidth and future-proof base for next-generation GPUs.
- Built-in Dragon RTL8125BG 2.5 Gigabit LAN (10/100/1000/2500 Mb/s), providing lower latency and higher speed compared to standard 1 Gbit port.
- Realtek ALC897 audio codec with 7.1-Channel High Definition Audio, suitable for gaming and multimedia without the need for a separate sound card.
- Rich I/O with USB 3.2 Gen2x2 Type-C (rear), USB 3.2 Gen1 Type-C (front), a total of 8 x USB 3.2 Gen1 and 6 x USB 2.0 for all your peripherals.
- 4 x SATA3 6.0 Gb/s + RAID 0/1/5/10 for classic HDD/SSD arrays – useful for storage-heavy systems, backups, or workstations.
Who it is suitable for: if you are planning a new build with Intel Core Ultra – gaming at high frame rates, streaming, video editing, or just heavy multitasking – this board offers a lot of balance between features and price. It is also suitable for those who want a lot of fast storage (Gen5 + Gen4 NVMe) and 2.5G LAN without going into outright high-end. If you are looking for built-in Wi-Fi and Bluetooth “out of the box”, you will need a separate module in M.2 (Key E) or an external adapter.
The most sensible thing here is the combination of LGA 1851 + DDR5 with high frequencies, PCIe 5.0 for GPU, and Gen5 M.2 slot, plus 2.5G LAN – a stable, modern foundation for a configuration that won't feel cramped anytime soon.
Full specifications
- Manufacturer
-
Asrock
- CPU socket
-
LGA 1851
- Chipset (MB)
- Intel B860
- Form factor
- ATX
- Supported processors
-
LGA1851 socket: Support for Intel Core Ultra Processors
- Supported memory
-
DDR5
- Number of memory slots
- 4
- Maximum RAM capacity
- 256 GB
- Memory frequency (MHz)
-
up to 8666+MT/s (OC)
- Support for dual-channel memory
- Yes
- Built-in audio
-
Realtek ALC897 Codec7.1-Channel High Definition Audio
- Built-in Wi-Fi
-
No
- Bluetooth version
- No
- Built-in LAN
-
1 x Dragon RTL8125BG 2.5 Gigabit LAN 10/100/1000/2500 Mb/s
- SATA interface
- 4 x SATA3 6.0 Gb/s
- RAID support
- 0, 1, 5, 10
- Expansion slots
-
CPU:- 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 modeChipset:- 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)
- Power connector
-
1 x 24-pin2 x 8-pin
- Processor generation
-
2nd generation Intel Ultra
- Warranty
- 36 months
- OS
-
Windows 11 64-bit
- M2 slot
-
CPU:- 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) modeChipset:- 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
- USB ports
-
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)
- Rear I/O panel
-
- 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
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