# Asus PRIME B860M-K Intel LGA1851 M-ATX Motherboard

ASUS PRIME series motherboards are expertly engineered to unleash the full potential of the latest Intel® Core™ Ultra Processors (Series 2). Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, the PRIME B860M-K motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.

Stable power is crucial for maximizing the performance of Intel® Core™ Ultra Processors (Series 2).The PRIME B860M-K features an 6+1+1+1 phase design with discrete MOSFETs, ensuring efficient and stable power delivery for Intel® processors plus steady performance for day-to-day use.

ASUS Enhanced Memory Profile III (AEMP III) is an advanced firmware feature that empowers users to achieve unparalleled memory performance with cutting-edge CUDIMM memory. Through a two-phase comprehensive tuning process, AEMP III first optimizes the clock driver and then the memory frequency. This results in the best balance between performance and stability, even at cutting-edge speeds of DDR5-7600 or higher.

PRIME B860M-K offers a total of two M.2 slots, including one that supports data-transfer speeds of up to 128Gbps via PCIe 5.0, one that supports 64Gbps via PCIe 4.0. This enables quicker boot-up and app load times with OS or application drives.

The PRIME B860M-K motherboard is engineered with multiple onboard heatsinks and an array of hybrid fan headers to help ensure your rig stays cool and stable under intense workloads. This motherboard offers a versatile range of connectivity, including support for PCIe 5.0 M.2, PCIe 4.0 slot and an arsenal of USB ports which includes Type-C® connection.

Realtek 2.5Gb Ethernet reduces CPU overhead and offers exceptionally high TCP and UDP throughput for faster, smoother data transfers. A batch of USB ports support high-end rigs loaded with peripherals, including a front USB Type-C® connector with ultrafast USB 5Gbps for transmission speeds of up to 5Gbps.

The PRIME B860M-K enhances the user experience across the board, from simplifying BIOS setting adjustments to offering customizable RGB lighting controls for a uniquely personal system aesthetic. The PRIME B860M-K motherboard features EZ PC DIY innovations that simplify and speed up the PC building process, making DIY easy and convenient.

### FEATURES:

-   Micro-ATX Form Factor
-   Intel® B860 Chipset
-   Supports Intel® Core™ Ultra Processors (Series 2)
-   Support for DDR5 up to 8800+MT/s, AEMPIII
-   PCIe 4.0 support for graphics cards
-   2.5Gb Ethernet support for faster data transfer

### SPECIFICATIONS:

-   Socket: Intel Socket LGA1851
-   CPU: Supports Intel® Core™ Ultra Processors (Series 2) Desktop Processors
-   Chipset: Intel® B860 Chipset
-   DDR5 Memory: Support DDR5 8800+MT/s, ASUS Enhanced Memory Profile (AEMPIII) supported
-   Memory Channel: Dual
-   DIMM Slots: 2
-   Max Memory (GB): 128
-   PCI-E 4.0 x16: 1
-   PCI-E 4.0 x1: 2
-   SATA 6G: 4
-   M.2 Slot: 2
-   RAID: Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10
-   LAN: Realtek 2.5Gb Ethernet, TUF LANGuard
-   USB Ports Rear:
    -   1 x USB 10Gbps port (1 x Type-A)
    -   2 x USB 5Gbps ports (2 x Type-A)
    -   3 x USB 2.0 ports (3 x Type-A)
-   USB Ports Front:
    -   1 x USB 5Gbps connector (supports USB Type-C®)
    -   1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
    -   2 x USB 2.0 headers support 4 additional USB 2.0 ports
-   USB Type-C® power delivery output: max. 5V/3A
-   Audio ports (Rear): Realtek 7.1 Surround Sound High Definition Audio CODEC
-   HDMI: 1
-   DisplayPort: 1
-   DirectX: 12
-   Form Factor: Micro-ATX
-   Operating System: Support for Windows 11(22H2 & later), Windows 10 64-bit(21H2 & later)

### WHAT'S IN THE BOX:

-   Asus PRIME B860M-K Intel LGA1851 M-ATX Motherboard – Black x1
-   SATA Cables x2
-   I/O Shield x1
-   M.2 Anchor Package x1
-   Quick Start Guide x1

## Details

- **Price:** 4703.0 ZAR
- **Vendor:** ASUS
- **Type:** Components, Motherboards, Intel motherboards, On promotion
- **Tags:** Components > Motherboards > Intel motherboards, Syntech

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 4703.00 ZAR | In stock |

## Images

- Asus PRIME B860M-K Intel LGA1851 M-ATX Motherboard - Guards On Duty Shop & Security Guards

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> Source: [Guards On Duty Shop & Security Guards ](https://guardsondutyshop.co.za/products/asus-prime-b860m-k-intel-lga1851-m-atx-motherboard)
> Updated: 2026-07-07