About the ASUS PRIME B860M-K-CSM Micro-ATX Motherboard
The ASUS PRIME B860M-K-CSM is engineered for builders who need a reliable, efficient, and future-ready motherboard for both professional and everyday computing. Equipped with the latest LGA 1851 socket, it supports Intel Core Ultra Series 2 processors, offering strong multi-core performance and advanced AI capabilities. DDR5 memory support with 2 DIMM slots allows up to 128GB of high-speed RAM, improving responsiveness, multitasking, and heavy workload performance. The PCIe 4.0 x16 slot provides fast graphics and expansion support, making the board suitable for workstation-grade GPUs, creative applications, and modern productivity environments.
Designed under the ASUS Corporate Stable Model (CSM), it includes enhanced durability, extended lifecycle stability, and IT-focused features. With modern connectivity options, efficient power delivery, and dependable thermal management, the PRIME B860M-K-CSM offers a balanced and stable platform for business, productivity, and home builds.
ASUS PRIME B860M-K-CSM Micro-ATX Motherboard Specifications:
| Feature | Details |
|---|---|
| Model | ASUS PRIME B860M-K-CSM |
| Form Factor | Micro-ATX |
| CPU Support | LGA 1851 socket for Intel Core Ultra Series 2 |
| Memory Support | DDR5, 2 DIMM slots, up to 128GB |
| Expansion Slot | PCIe 4.0 x16 |
| Storage Support | M.2 NVMe and SATA support |
| Reliability | ASUS CSM-grade stability |
| Connectivity | USB ports, LAN, HDMI, Display outputs |
| Ideal Use | Business, productivity, workstations, general PC builds |
| Strengths | Future-ready platform, DDR5 support, stable performance |
Best For
• Builders upgrading to Intel Core Ultra Series 2
• Office and business PC setups needing long-term stability
• Productivity-focused users requiring DDR5 speed
• Compact Micro-ATX builds
• Entry-level workstations needing PCIe 4.0 GPU support
• IT-managed environments needing CSM reliability
The ASUS PRIME B860M-K-CSM delivers modern Intel platform support, fast DDR5 performance, PCIe 4.0 expansion, and enterprise-grade stability, making it an ideal Micro-ATX motherboard for reliable business and productivity systems.

