ASUS PRIME B860M-K Intel B860 Micro ATX Motherboard

The ASUS PRIME B860M-K delivers exceptional performance for Intel Core Ultra Processors (Series 2) in a compact Micro ATX form factor. Engineered for Advanced AI PC applications, this LGA1851 motherboard combines robust power delivery, comprehensive cooling, and intelligent tuning for demanding workloads.

Advanced Power Design and Performance

Featuring a 6+1+1+1 phase power design with discrete MOSFETs, the PRIME B860M-K ensures stable power delivery for Intel Core Ultra processors. The proprietary ProCool 8-pin connector enhances PSU connections, while Digi+ VRM control provides real-time voltage regulation for optimal performance and efficiency.

DDR5 Memory and PCIe 5.0 Storage

Support for dual-channel DDR5 memory up to 8800+MT/s (OC) delivers exceptional bandwidth for multitasking and content creation. Two M.2 slots include one PCIe 5.0 slot supporting data transfer speeds up to 128Gbps, alongside a PCIe 4.0 slot for additional storage. AEMP III technology optimizes CUDIMM memory performance, while DIMM Fit analyzes individual modules for peak efficiency.

Connectivity and Expansion

The motherboard features PCIe 5.0 x16 SafeSlot Core+ for graphics cards, protected by stainless-steel reinforcement. Realtek 2.5Gb Ethernet provides high-speed networking with reduced CPU overhead. Rear I/O includes USB 10Gbps Type-A, DisplayPort, HDMI, and multiple USB ports. Front panel connectivity supports USB 5Gbps Type-C for modern peripherals.

Intelligent Cooling and Customization

Multiple hybrid fan headers work with ASUS Fan Xpert 2+ software for comprehensive thermal management. Auto-Tuning mode configures parameters automatically, while Extreme Quiet mode minimizes noise during light tasks. Aura Sync RGB lighting with two Addressable Gen2 headers enables personalized aesthetics. The UEFI BIOS interface provides intuitive configuration for beginners and advanced options for enthusiasts.

DIY-Friendly Features

Q-LED Core produces color-coded POST lights for easy troubleshooting. SafeSlot Core+ reinforcement protects the PCIe slot from heavy graphics cards. ASUS DriverHub simplifies driver management with automatic detection and one-click installation. AI Advisor helps users explore motherboard functionality and advanced features through an intuitive interface.

The ASUS PRIME B860M-K supports Intel Rapid Storage Technology with SATA RAID 0/1/5/10, four SATA III ports, and Realtek 7.1 surround sound audio. Backed by a 3-year warranty, this motherboard delivers reliable performance for gaming, content creation, and AI-ready computing.