Asrock B860 Pro-A LGA 1851 ATX Motherboard
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About This Item
- Intel B860 chipset for LGA 1851 processors
- Supports DDR5-SDRAM with 4 DIMM slots, up to 256 GB
- PCIe Gen5 Blazing M.2 for ultrafast SSDs and PCIe 5.0 x16 slot
- Dragon 2.5 Gigabit Ethernet for high-speed networking
- 7.1-channel audio with Realtek ALC897 codec
- ATX form factor, Windows 11 x64 compatible
- Multiple USB ports, including USB 3.2 Gen 2×2 Type-C
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ASRock B860 Pro-A – Dependable Performance for Daily Computing
We are pleased to present the Asrock B860 Pro-A Intel B860 LGA 1851 (Socket V1) ATX motherboard. This board is engineered for stability, durability, and efficiency, making it an excellent foundation for any PC build focused on daily computing tasks. It provides reliable performance and user-friendly features for a streamlined experience.
Essential Specifications
| Metric | Spec. |
|---|---|
| Motherboard Form Factor | ATX |
| Processor Socket | LGA 1851 (Socket V1) |
| Memory Type | DDR5-SDRAM |
| Maximum Internal Memory | 256 GB |
| Ethernet | 2.5 Gigabit Ethernet |
| Audio Output Channels | 7.1 channels |
Robust Power Delivery
The ASRock B860 Pro-A features a 10+1+1 power phase design. This ensures stable and smooth power delivery directly to your CPU. Dr.MOS integrated power stages provide higher current per phase. This leads to improved thermal performance and superior system stability.
Next-Gen Storage with PCIe Gen5 Blazing M.2
This motherboard includes a Blazing M.2 slot supporting PCI Express 5.0. This offers double the bandwidth of previous generations. You will experience breathtaking 128Gb/s transfer speeds. This prepares your system for the fastest future SSDs.
Enhanced Connectivity
Dragon 2.5 Gb/s LAN is integrated for superior networking performance. It offers 2.5 times the bandwidth of standard Gigabit Ethernet. This is ideal for demanding home networks, content creation, and online gaming. Enjoy faster, more reliable connections for all your data needs.
Comprehensive Cooling Solutions
Optimised aluminium heatsinks are crucial for efficient heat dissipation. They manage thermal performance effectively, even during heavy workloads. This ensures system stability and enhances the durability of your components. The board also includes four chassis fan connectors for comprehensive airflow.
Visual Customisation with Polychrome RGB
This motherboard features onboard RGB headers and addressable RGB headers. You can connect compatible LED devices such as strips, CPU fans, and coolers. Polychrome RGB Sync-certified accessories allow you to synchronise lighting effects. You can create a unique aesthetic for your build.
Before You Order
- Confirm your chosen CPU uses the LGA 1851 (Socket V1) socket.
- Confirm your memory modules are DDR5-SDRAM compatible.
- Confirm your PC case supports the ATX motherboard form factor.
- Confirm your power supply has an 8-pin EPS connector and a 24-pin ATX power connector.
Frequently Asked Questions
Q: Does this motherboard support Intel Core Ultra processors?
A: Yes, it is designed for Intel processors using the LGA 1851 (Socket V1).
Q: Can I use both M.2 and SATA III drives with this board?
A: Yes, it supports both M.2 and SATA III storage drive interfaces.
Q: Does the motherboard have built-in Wi-Fi?
A: No, this model does not include integrated Wi-Fi capabilities.
Q: What operating system does this motherboard support?
A: It supports Windows 11 x64 operating systems.
Q: How many memory modules can I install?
A: This motherboard has four DIMM memory slots for DDR5-SDRAM.
Our Verdict
The Asrock B860 Pro-A Intel B860 LGA 1851 (Socket V1) ATX is a solid choice for those building a dependable PC. Its robust power delivery and next-gen storage support make it suitable for a wide range of computing tasks. Warranty cover varies by product, so please contact us to confirm.
| Internal I/O | |
|---|---|
| Number of M.2 (M) slots | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Supported storage drive interfaces | M.2, SATA III |
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| TPM connector | Yes |
| Number of SATA III connectors | 4 |
| Number of chassis fan connectors | 4 |
| Front panel audio connector | Yes |
| EPS power connector (8-pin) | Yes |
| CPU fan connector | Yes |
| ATX Power connector (24-pin) | Yes |
| RGB LED pin header | Yes |
| Number of CPU fan connectors | 2 |
| Number of EPS power connectors (8-pin) | 2 |
| Number of RGB LED pin headers | 4 |
| Technical details | |
| Motherboard chipset family | Intel |
| Motherboard chipset | Intel B860 |
| On-board graphics card | Yes |
| Motherboard form factor | ATX |
| Component for | PC |
| Audio | |
| Audio output channels | 7.1 channels |
| Performance | |
| Windows operating systems supported | Windows 11 x64 |
| Motherboard chipset family | Intel |
| Motherboard chipset | Intel B860 |
| RAID levels | 0, 1, 10 |
| Audio output channels | 7.1 channels |
| Motherboard form factor | ATX |
| Component for | PC |
| Processor | |
| Processor manufacturer | Intel |
| Processor socket | LGA 1851 (Socket V1) |
| Memory | |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Supported memory types | DDR5-SDRAM |
| Memory channels | Dual-channel |
| Maximum internal memory | 256 GB |
| Unbuffered memory | Yes |
| ECC сompatibility | Non-ECC |
| Storage controllers | |
| Supported storage drive interfaces | M.2, SATA III |
| RAID levels | 0, 1, 10 |
| RAID support | Yes |
| Graphics | |
| On-board graphics card | Yes |
| Graphics card family | Intel |
| Graphics card | Intel® UHD Graphics |
| Rear panel I/O ports | |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 6 |
| DisplayPort version | 1.4 |
| USB 2.0 ports quantity | 2 |
| Microphone in | Yes |
| HDMI ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| DisplayPorts quantity | 1 |
| USB 3.2 Gen 2x2 Type-C ports quantity | 1 |
| Line-in | Yes |
| Network | |
| Ethernet LAN | Yes |
| Wi-Fi | No |
| LAN controller | Dragon RTL8125BG |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Features | |
| Windows operating systems supported | Windows 11 x64 |
| Motherboard chipset family | Intel |
| Motherboard chipset | Intel B860 |
| Audio output channels | 7.1 channels |
| Motherboard form factor | ATX |
| Component for | PC |
| Audio chip | Realtek ALC897 |
| Expansion slots | |
| Number of M.2 (M) slots | 1 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| PCI Express x16 (Gen 5.x) slots | 1 |
| BIOS | |
| BIOS type | EFI AMI |
| BIOS memory size | 256 Mbit |
| Video | |
| Graphics card family | Intel |
| Graphics card | Intel® UHD Graphics |
| Software | |
| Windows operating systems supported | Windows 11 x64 |
| Weight & dimensions | |
| Width | 305 mm |
| Depth | 244 mm |
| Packaging content | |
| Cables included | SATA |
| Screws included | Yes |
| Identifiers | |
| Distributor SKUs | 90-MXBRN-A0UAYZ, 90-MXBRN0-A0UAYZ, 548799, STD10229067, B860PRO-A, CLB860PRO-A |

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