ASUS PRIME B860M-A WIFI-CSM Micro-ATX LGA 1851 Motherboard
- M-ATX Form Factor
- Intel B860 Chipset
- LGA 1851 Socket
- 4 x Dual-Channel DDR5 Slots
- 4 x SATA III | 2 x M.2
- PCIe 5.0 x16 | PCIe 4.0 x16 & x1

ASUS PRIME B860M-A WIFI-CSM Micro-ATX LGA 1851 Motherboard
Feature
- ASUSÂ Corporate Stable Model (CSM) is a commercial program designed to provide stable and reliable motherboards.
- Ready for Advanced AI PC: Designed for the future of AI computing, with the power and connectivity needed for demanding AI applications
- Intel® LGA 1851 Socket: Ready for Intel® Core™ Ultra Processors (Series 2)
- Robust Power Solution: 7+1+1+1 80A DrMOS power stages, 8 pin ProCool power connector, alloy chokes and durable capacitors for stable power delivery
- Latest M.2 Support: One onboard PCIe 5.0 M.2 slot equipped with one M.2 heatsink and one PCIe 4.0 M.2 slot
- Ultrafast Connectivity: WiFi 6E, PCIe 5.0 x16 slot, Realtek 2.5Gb Ethernet, rear USB 20Gbps Type-C® port, front USB 10Gbps Type-C® connector
- High-Performance Networking: On-board Wi-Fi 6E and Realtek 2.5 Gb Ethernet
- Optimized Thermal Design: Enlarged VRM heatsinks, one M.2 heatsink, PCH heatsink, hybrid fan headers and Fan Xpert 2+
- DIY Friendly Design: Q-Dashboard, Q-DIMM, Q-LED Core, Q-slot
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-A WIFI-CSM 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.
ASUS Corporate Stable Model
ASUS Control Center Express
Optimize IT endpoint management
Designed to assist IT staff in monitoring and controlling devices within their corporate networks, and facilitate inventory checking in multiple locations remotely.

Automate IT maintenance
Allows IT staff to schedule automatic updates of the latest BIOS, software and utilities to specific or all devices at off-peak times, enhancing system stability and IT operational flexibility.

Securely manage all of endpoints
Securely manage endpoint configuration, portable storage access and PC software applications by enabling them to create grouping rules on individual devices.

Performance
AI Solutions

Performance
Robust power design

Enhanced Memory & Storage Performance
AEMP III for Ultimate DDR5 Performance

DIMM Fit

Two M.2 slots (up to 128Gbps)

Cooling
Cooler by design
Cooling
Smart cooling precision
ASUS Fan Xpert 2+

Cooler compatibility

Q-Antenna
With Q-Antenna, attaching a WiFi antenna to your PC is now easy and fast. Instead of slowly rotating two fasteners until they finally lock in, they just snap into place. Less hassle, and more consistent performance.
WiFi 6E

USB 20Gbps port
PCIe 5.0 s​​​​lot
Customization
Personalization

UEFI BIOS
The UEFI interface delivers easy-to-use configuration options for PC beginners, and advanced features for veterans.
ASUS GlideX
Enable seamless screen sharing and control across PCs, tablets, and smartphones via wired or wireless connections, supporting multiple platforms.
ASUS DriverHub
Simplify driver management with automatic detection, one-click installation and update for smooth, efficient system performance.
SPECIFICATIONS
Specification | Details |
---|---|
Model | ASUS PRIME B860M-A WIFI-CSM |
Form Factor | Micro-ATX (mATX) – 9.6″ × 9.6″ (24.4 cm × 24.4 cm) |
CPU Socket | LGA 1851 – Supports Intel® Core™ Ultra desktop processors (Series 2) |
Chipset | Intel® B860 |
Memory | 4 × DDR5 UDIMM slots, up to 256 GB 8000+ MT/s (OC) – dual-channel with Intel® XMP support |
Expansion Slots | 1 × PCIe 5.0 x16 (CPU) 1 × PCIe 4.0 x16 (x4 mode, chipset) 1 × PCIe 4.0 x1 1 × M.2 (Key E 2230) for Wi-Fi module |
Storage | 1 × PCIe 5.0 x4 M.2 (2280) 2 × PCIe 4.0 x4 M.2 (2280) 4 × SATA 6 Gb/s ports |
Networking | Intel® 2.5 Gb Ethernet Intel® Wi-Fi 6 (802.11ax) & Bluetooth 5.3 (via CNVi) |
USB (Rear) | 1 × USB-C 20 Gbps (USB 3.2 Gen 2×2) 2 × USB-A 10 Gbps (USB 3.2 Gen 2) 4 × USB-A 5 Gbps (USB 3.2 Gen 1) 2 × USB-A 480 Mbps (USB 2.0) |
USB (Internal) | 1 × USB-C 20 Gbps header (front-panel) 1 × USB-A 10 Gbps header (2 ports) 2 × USB-A 5 Gbps headers (4 ports) |
Video Outputs | 1 × DisplayPort 1.4, 1 × HDMI 2.1, 1 × USB-C (DP Alt-mode) |
Audio | Realtek 7.1-channel ALC897 codec, audio shielding, dedicated headphone amp |
Rear I/O | 2 × SMA antenna connectors 1 × DisplayPort 1 × HDMI 1 × USB-C 20 Gbps 2 × USB-A 10 Gbps 4 × USB-A 5 Gbps 2 × USB-A 2.0 1 × 2.5 Gb RJ-45 LAN 3 × 3.5 mm audio jacks |
RGB / ARGB | 1 × Aura RGB header (12 V 4-pin) 3 × Addressable Gen 2 ARGB headers (5 V 3-pin) |
Fan & Cooling | 1 × 4-pin CPU fan header 1 × 4-pin AIO pump header 3 × 4-pin chassis fan headers |
Power Connectors | 24-pin ATX, 8-pin + 4-pin EPS 12 V |
BIOS | 256 Mb Flash ROM, UEFI AMI BIOS |
Management | ASUS Control Center Express (CSM) – remote IT management |
OS Support | Windows 11 (64-bit) |
Weight | 1 kg |
---|---|
Brand | Asus |
Product Type | Gaming |
color | Black |
Motherboard Size | mATX |
Chipset | B860 |
Socket | LGA 1851 |
Memory Series | DDR5 |
Platform | Intel |
EAN Code | 4711387806289 |
Warranty | 3 Years |
Q & A
