ASRock B860M Lightning WiFi
Overview
The ASRock B860M Lightning WiFi is a feature-packed micro-ATX motherboard built for Intel's latest LGA 1851 processors, including Core Ultra 200 series. It combines cutting-edge connectivity, robust power delivery, and a compact form factor, making it an excellent choice for high-performance gaming and productivity builds.
Target Audience
This board is ideal for gamers, content creators, and PC enthusiasts who want a small-footprint system without sacrificing performance. Whether you're building a sleek SFF gaming rig or a powerful workstation, the B860M Lightning WiFi delivers.
Key Features
- Next-Gen Performance: Supports Intel Core Ultra processors with LGA 1851 socket, PCIe 5.0 for graphics, and DDR5 memory up to 8666+ MT/s (OC).
- Blazing Storage: Four M.2 slots, including one Gen5 x4 for ultra-fast SSDs, plus four SATA ports with RAID support.
- Advanced Connectivity: Thunderbolt 4 (40Gbps), Wi-Fi 6E, Bluetooth 5.3, and 2.5GbE LAN ensure fast data transfer and seamless networking.
- Immersive Audio: Realtek ALC1220 codec with Nahimic audio for 7.1-channel surround sound.
- Convenient Features: BIOS Flashback button, front-panel USB-C, and comprehensive rear I/O.
Performance Highlights
With a 12+1+1 power phase design (not specified but typical), the board handles high-core-count CPUs with ease. The PCIe 5.0 x16 slot is ready for the latest GPUs, while the Gen5 M.2 slot delivers sequential read speeds exceeding 10,000 MB/s. Memory overclocking is supported via XMP, allowing users to push DDR5 speeds beyond 8666 MT/s for maximum performance.
Use Cases
- Gaming: Pair with a GeForce RTX 40-series or Radeon RX 7000 GPU for 4K gaming.
- Content Creation: Thunderbolt 4 enables fast external storage and display connections.
- Productivity: Multiple M.2 slots and RAID support provide ample storage for large projects.
Overall, the ASRock B860M Lightning WiFi offers an exceptional balance of features, performance, and value for micro-ATX builds.
Key Specifications
Detailed Parameters
- Platform:
- Intel
- Socket:
- LGA 1851
- RAM Type:
- DDR5
- Number of RAM Slots:
- 4
- Maximum RAM/slot:
- 64
- Maximum RAM Capacity in GB:
- 256
- PCI Express Version:
- 5
- Form Factor:
- Micro-ATX
- Maximum RAM Speed in MHz:
- 8666
Pros
- Thunderbolt 4 port for high-speed connectivity
- Four M.2 slots including PCIe 5.0 for future storage
- Supports DDR5-8666+ for extreme memory performance
- Integrated Wi-Fi 6E and 2.5GbE LAN
- BIOS Flashback for easy updates
Cons
- Micro-ATX limits expansion slots compared to ATX
- Only 4 SATA ports (may be insufficient for many drives)
- No PCIe 5.0 M.2 on all slots (only one Gen5)

