ASUS Prime B860M-K DDR5 Micro-ATX Motherboard

🧩 Overview

The Prime B860M-K is a Micro-ATX motherboard built on the Intel B860 chipset, supporting Intel Core Ultra (Series 2) processors via the LGA 1851 socket. It’s optimized for DDR5 memory, PCIe Gen 5 storage, and 2.5Gb Ethernet, making it ideal for mainstream builders, AI-enhanced PCs, and compact gaming rigs

⚙️ Key Features

• CPU Support

  • Intel® Core™ Ultra (Series 2) processors

  • Socket: LGA 1851 (Socket V1)

  • 6+1+1+1 phase digital power design for stable delivery

• Memory

  • 2× DDR5 DIMM slots, dual-channel

  • Supports up to 128GB, speeds up to DDR5-8800+ MT/s (OC)

  • ASUS Enhanced Memory Profile III (AEMP III) for advanced tuning

• Expansion Slots

  • 1× PCIe 4.0 x16 (SafeSlot Core+)

  • 2× PCIe 4.0 x1 slots for add-on cards

• Storage

  • 2× M.2 slots:

    • M.2_1: PCIe 5.0 x4 (2242/2260/2280)

    • M.2_2: PCIe 4.0 x4 (2242/2260/2280)

  • 4× SATA III ports

  • RAID support: 0, 1, 5, 10

• Networking

  • 2.5 Gigabit Ethernet (Realtek)

  • LANGuard protection for stable wired connections

• USB & I/O

  • Rear I/O includes USB 3.2 Gen 1 and Gen 2 ports

  • Internal headers for front panel USB 3.2 and USB 2.0

  • HDMI and DisplayPort outputs for integrated graphics

• AI & Software Features

  • ASUS AI Advisor for system optimization

  • DIGI+ VRM, Fan Xpert 2+, and Power Saving profiles

  • UEFI BIOS with DIMM Fit and Q-Fan control

• Form Factor & Build

  • Micro-ATX (mATX)

  • Dimensions: ~24.4 × 24.4 cm

  • ASUS 5X Protection III for enhanced durability

📐 Specifications Summary

💡 Why It’s a Smart Choice

• ✅ Supports next-gen Intel CPUs with AI-ready features

• ✅ PCIe 5.0 M.2 slot for ultra-fast SSDs

• ✅ DDR5 memory tuning with AEMP III

• ✅ Compact mATX layout for versatile builds

• ✅ ASUS reliability with enhanced power and cooling