Description
The ASUS Prime B860M-K is a Micro-ATX motherboard designed for Intel’s latest LGA 1851 processors. Built for everyday computing and entry-level gaming, it provides a stable platform with DDR5 support, PCIe 5.0, M.2 storage options, and comprehensive connectivity in a compact form factor.
Key Features
- Supports Intel LGA 1851 processors
- Micro-ATX form factor for smaller builds
- Dual-channel DDR5 memory support
- PCIe 5.0 x16 slot for next-gen graphics cards
- M.2 PCIe 4.0 slots for fast NVMe SSD storage
- Intel Gigabit LAN for reliable networking
- Multiple USB ports including USB 3.2 Gen 2
- ASUS 5X Protection III hardware safeguards
- Fan Xpert software for smart cooling control
Specifications Table
| Feature | Details |
|---|---|
| Brand | ASUS |
| Series | Prime |
| Model | B860M-K |
| Form Factor | Micro-ATX |
| CPU Socket | LGA 1851 |
| Chipset | Intel B860 |
| Memory Support | DDR5, Dual Channel, up to 128GB (OC speeds supported) |
| PCIe Support | 1 x PCIe 5.0 x16 (GPU), 1 x PCIe 4.0/3.0 slots |
| Storage | M.2 PCIe 4.0 slots, SATA 6Gb/s ports |
| Networking | Intel Gigabit LAN |
| Audio | High-definition 8-channel audio |
| USB Ports | USB 3.2 Gen 2, USB 3.2 Gen 1, USB 2.0 |
| Cooling | Heatsinks on VRM & chipset, fan headers with Fan Xpert |
| Durability | ASUS 5X Protection III, reinforced PCIe slots |
| Compatibility | Intel LGA 1851 CPUs, Windows 10/11 |
| In the Box | Motherboard, SATA cables, M.2 screws, User manual |













