The ASRock B860 Challenger WiFi motherboard is a powerful ATX motherboard for modern desktop PCs featuring an Intel LGA1851 socket and Intel B860 chipset. It supports fast DDR5 memory in dual-channel mode, multiple PCIe slots including PCIe 5.0 for graphics cards, and offers M.2 and SATA connections for SSD storage. Integrated Wi-Fi, Bluetooth, and 2.5 GbE LAN ensure fast network connections, while versatile USB and monitor ports provide flexible connectivity. It is ideal for gamers, content creators, and everyday PC systems that demand high performance and extensive features.
Wireless transmission | Wi-Fi |
Number of memory modules (RAM) | 4x |
Memory type | DDR5-RAM |
Internal connections | M.2 (1x), S-ATA III (4x) |
Item number | 66104224 |
Manufacturer | AsRock |
Category | Motherboards |
Manufacturer No. | 90-MXBUC0-A0UAYZ |
Release date | 6-1-2026 |
External links |
Form factor | ATX |
Socket | LGA 1851 |
Chipset | Intel B860 |
Wireless transmission | Wi-Fi |
Memory form factor | DIMM |
Number of memory modules (RAM) | 4x |
Max. RAM OC | 8666 MHz |
Transfer rate | 8666 MT/s |
Memory type | DDR5-RAM |
Video connections | HDMI (1x) |
Network connections | RJ45 (1x) |
Max. port speed | 2.50 Gbit/s |
Chip | Realtek ALC897 |
Audio channel | 7.1 Channel |
Audio Connections | HDMI (1x) |
RAID configuration | 0, 1, 10, 5 |
Internal connections | M.2 (1x), S-ATA III (4x) |
Expansion slot | PCI Express x16 (1x) |
PCI express version (max.) | 5 |
Number of fan connector | 6 |
USB ports | USB-A, USB-C |
Exact USB ports | USB-A 2.0 (2x) |
Power connectors | 24-pin ATX, 4-pin ATX 12V, 8-pin ATX 12V |
Country of origin | China, Vietnam |
CO₂ emissions | 95,84 kg |
Climate contribution | EUR 2,42 |
Length | 305 mm |
Width | 244 mm |
Weight | 1900 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?
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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...