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MOTHERBOARD · VERIFIED EXACT MOTHERBOARD
ASRock
B860M Pro RS WiFi
The storage-rich Intel micro-ATX choice. Compare it directly with the ASUS two-M.2 board and the full-size MSI B860-P.
Reference: Verified exact modelMPN: B860M Pro RS WiFiSocket / chipset: LGA1851 · Intel B860Form factor: Micro-ATX · 244 × 244 mmMemory: 4 × DDR5 DIMM · up to 256 GB · XMP 3.0 · CUDIMMPower design: 10+1+1+1+1 DrMOS
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VERIFIED MANUFACTURER MOTHERBOARD SHEET
Exact-model platform, expansion and limits
Confirmed facts
- MPN: B860M Pro RS WiFi
- Socket / chipset: LGA1851 · Intel B860
- Form factor: Micro-ATX · 244 × 244 mm
- Memory: 4 × DDR5 DIMM · up to 256 GB · XMP 3.0 · CUDIMM
- Power design: 10+1+1+1+1 DrMOS
- Expansion: PCIe 5.0 x16 · PCIe 4.0 x4
- Storage: 3 × M.2 · one Gen5 x4 and two Gen4 x4 · 4 × SATA
- Networking: Realtek 2.5 GbE · Wi-Fi 6E · Bluetooth 5.3
- Front connectivity: Rear USB-C 20 Gbps · front USB-C 5 Gbps
- Audio: Realtek ALC897 · 7.1-channel with Nahimic
- Firmware: BIOS Flashback
- CPU support: Intel Core Ultra Series 2 subject to the current support list and BIOS
Compatibility to confirm
Confirm B860M Pro RS WiFi, not the non-Wi-Fi board. Check the current CPU-support list, BIOS version and manual lane-sharing table before populating all M.2 and PCIe slots.
A buyer who specifically needs Wi-Fi 7, 5 GbE, Thunderbolt 4 or more full-length physical slots.
Official manufacturer sources · checked August 19, 2026Official source 1 →Official source 2 →
Other useful details
The exact model, platform and retailer identity are tied to the same manufacturer record.
FAQ
Questions before buying this model
Who is the ASRock B860M Pro RS WiFi best for?
A compact LGA1851 build that prioritizes three M.2 slots, BIOS Flashback and rear 20 Gbps USB-C over 5 GbE or Thunderbolt.
Who should compare another option?
A buyer who specifically needs Wi-Fi 7, 5 GbE, Thunderbolt 4 or more full-length physical slots.
What should you compare before choosing?
The storage-rich Intel micro-ATX choice. Compare it directly with the ASUS two-M.2 board and the full-size MSI B860-P.
What must be verified before buying?
Confirm B860M Pro RS WiFi, not the non-Wi-Fi board. Check the current CPU-support list, BIOS version and manual lane-sharing table before populating all M.2 and PCIe slots.
A question about this product?
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Questions about the B860M Pro RS WiFi
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