The MB Intel 1851 B860M Rock WiFi 6 from AsRock is a powerful Micro ATX motherboard designed for modern computing applications. It supports the latest technologies and offers a variety of connectivity options to ensure optimal performance. With the integration of Wi-Fi 6, this motherboard enables fast and reliable wireless connections, while PCIe 5.0 support allows for future expansions. The USB 3.2 Gen 1 ports provide high transfer speeds, making the use of external devices and storage media efficient. This motherboard is ideal for users who value performance and connectivity.
Mainboard features | Front panel audio connector, Trusted Platform Module |
Wireless transmission | Bluetooth, Wi-Fi |
Number of memory modules (RAM) | 2x |
Internal connection options | M.2 (1x), S-ATA III (4x) |
Item number | 66311619 |
Manufacturer | AsRock |
Category | Motherboards |
Manufacturer No. | 90-MXBU60-A0UAYZ |
Release date | 15/1/2026 |
External links |
Form factor | Micro ATX (mATX) |
Socket | Socket S1 |
Chipset | Intel B860 |
Mainboard features | Front panel audio connector, Trusted Platform Module |
Operating system compatibility | Windows |
BIOS type | UEFI AMI |
Wireless transmission | Bluetooth, Wi-Fi |
Wi-Fi standard | Wi-Fi 6E / 802.11az |
Memory form factor | DIMM |
Number of memory modules (RAM) | 2x |
Max. memory (RAM) | 128 GB |
Memory chip | DDR5 |
Max. RAM OC | 8333 MHz |
RAM buffer | Unbuffered |
Video connections | DisplayPort (1x) |
Video connection version | Display port 1.4 |
Network connections | RJ45 (1x) |
Ethernet controller | Dragon RTL8125AG |
Max. port speed | 2.50 Gbit/s |
Chip | Realtek ALC897 |
Audio channel | 7.1 Channel |
RAID configuration | 0, 1, 10, 5 |
Internal connection options | M.2 (1x), S-ATA III (4x) |
Expansion slot | PCI Express x1 (1x), PCI Express x16 (1x) |
PCI express version (max.) | 5 |
Number of fan connector | 2 |
USB ports | USB-A, USB-C |
Exact USB ports | USB-A 2.0 (2x), USB-A 3.2 Gen 1 (3x), USB-C 3.2 Gen 2x2 (1x) |
Country of origin | China, Taiwan, Vietnam |
CO₂ emissions | 95,84 kg |
Climate contribution | EUR 2,42 |
Scope of delivery | ASRock WiFi antennas, SATA cable |
Length | 218 mm |
Width | 244 mm |
Weight | 1200 g |
Product Safety |
How often does a product of this brand in the «Motherboards» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «Motherboards» category returned?
Source: Galaxus
Cheaper test participants often do without features, but the B860M Pro RS lacks something crucial: the permission for permanent full CPU performance. Another weak point of the mainboard is its rear USB8 equipment. It's understandable that a 170 euro board doesn't invest in USB4 quality...