ASUS PRIME B860M-A WIFI-CSM, Motherboard, micro ATX, LGA1851 Socket, B860 Chipset, USB-C 3.2 Gen 2x2, USB 3.2 Gen 2, USB 3.2 Gen 1, USB-C 3.2 Gen 1, 2.5 Gigabit LAN, Bluetooth, Wi-Fi 6E, onboard graphics (CPU required), HD Audio (8-channel)
$336.58 inc GST
✓ In Stock - 20 available
✓ Free NZ Delivery
20 in stock
- Allow 1–2 days for delivery to the North Island
- Allow 2–3 days for delivery to the South Island
- Add 1–2 days if you are rural
- Collection can be arranged

Description
The ASUS PRIME B860M-A WIFI-CSM motherboard delivers performance and versatility for various computing needs. Designed with a micro ATX form factor and powered by the Intel B860 chipset, this motherboard supports Intel Core Ultra processors and up to 64 GB of DDR5 SDRAM. It features an impressive range of connectivity options, including multiple USB ports, HDMI, and DisplayPort, allowing for seamless data transfer and high-definition video output.
Equipped with four DIMM slots for dual-channel memory architecture and support for high-speed RAM of up to 4333 MHz (O.C.), the motherboard ensures smooth multitasking and enhanced system responsiveness. The integrated 2.5 Gigabit Ethernet LAN and advanced wireless capabilities through Wi-Fi 6E and Bluetooth 5.3 provide robust networking solutions, perfect for home and professional use. With features like ASUS Aura Sync for customizable lighting and various protection technologies, including overvoltage protection and ESD Guards, users can enjoy a stable and secure computing experience.
- Supports Intel Core Ultra processors
- Equipped with dual-channel DDR5 SDRAM architecture
- Includes comprehensive connectivity options with multiple USB ports and HDMI
- Features advanced networking with 2.5 Gigabit Ethernet and Wi-Fi 6E
- Integrated ASUS protection technologies for reliability
- Robust connectivity options
The motherboard offers a variety of connectivity options, including USB 3.2 Gen 2, USB-C 3.2 Gen 2×2, HDMI, and DisplayPort, making it easy to connect peripherals and high-definition displays. - Advanced networking capabilities
Equipped with 2.5 Gigabit Ethernet and support for Wi-Fi 6E, this motherboard ensures high-speed networking for gaming and streaming applications, providing a better online experience. - Enhanced memory support
With four DIMM slots and support for up to 64 GB of DDR5 RAM at speeds up to 4333 MHz (O.C.), this motherboard is designed for optimal performance in multitasking and resource-heavy applications. - Reliable thermal management
The ASUS PRIME B860M-A WIFI-CSM features a VRM heatsink design and M.2 heatsink to effectively dissipate heat, ensuring stable performance even under high loads. - Customizable lighting features
Incorporating ASUS Aura Sync technology, users can customize lighting effects on the motherboard, adding a personalized touch to their build.
What’s in the Box
- ASUS PRIME B860M-A WIFI-CSM
- 2 x Serial ATA cable
- 1 x M.2 rubber package, ACC Express Activation Key Card, M.2 screw package, ASUS Wi-Fi Q-antenna
- Software
Main Specifications
Product Description | ASUS PRIME B860M-A WIFI-CSM – motherboard – micro ATX – LGA1851 Socket – B860 |
Product Type | Motherboard – micro ATX |
Chipset Type | Intel B860 |
Processor Socket | 1 x LGA1851 Socket |
Compatible Processors | (supports Intel Core Ultra processors (Series 2)) |
Max RAM Size | 256 GB |
RAM Supported | 4 DIMM slots – DDR5, non-ECC, on-die ECC, unbuffered |
Storage Ports | 4 x SATA-600 (RAID), 2 x M.2 |
USB / FireWire Ports | 1 x USB-C 3.2 Gen 2×2 + 1 x USB 3.2 Gen 2 + 2 x USB 3.2 Gen 1 + 4 x USB 2.0 + (1 x USB-C 3.2 Gen 2 + 2 x USB 3.2 Gen 1 + 2 x USB 2.0 via headers) |
Audio | HD Audio (8-channel) |
LAN | 2.5 Gigabit Ethernet, Bluetooth 5.3, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
Extended Specifications
General
Product Type | Motherboard – micro ATX |
|---|---|
Chipset Type | Intel B860 |
Processor Socket | LGA1851 Socket |
Max Processors Qty | 1 |
Compatible Processors | (supports Intel Core Ultra processors (Series 2)) |
Supported RAM
Max Size | 256 GB |
|---|---|
Technology | DDR5 |
Bus Clock | 4333 MHz (O.C.) |
Supported RAM Integrity Check | Non-ECC, on-die ECC |
Registered or Buffered | Unbuffered |
Features | Intel Extreme Memory Profiles (XMP), dual channel memory architecture |
Audio
Type | HD Audio (8-channel) |
|---|---|
Compliant Standards | High Definition Audio |
LAN
Network Interfaces | 2.5 Gigabit Ethernet, Bluetooth 5.3, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|
Expansion / Connectivity
Expansion Slots | 1 x CPU 4 x DIMM 288-pin 1 x PCIe 5.0 x16 1 x PCIe 4.0 x16 (x4 mode) 1 x PCIe 4.0 x1 2 x M.2 socket (2242/2260/2280 M.2 Key M slot) |
|---|---|
Storage Interfaces | SATA-600 -connectors: 4 x 7pin Serial ATA – RAID 0 / RAID 1 / RAID 10 / RAID 5 PCIe 4.0 -connectors: 1 x M.2 PCIe 5.0 -connectors: 1 x M.2 |
Interfaces | 1 x HDMI 2 x DisplayPort 2 x USB 3.2 Gen 1 4 x USB 2.0 1 x USB 3.2 Gen 2 1 x USB-C 3.2 Gen2x2 2 x aerial 1 x LAN (2.5Gigabit Ethernet) 1 x microphone – mini-jack 1 x audio line-in – mini-jack 1 x audio line-out – mini-jack |
Internal Interfaces | 1 x USB-C 3.2 Gen 2 – header 2 x USB 3.2 Gen 1 – header 2 x USB 2.0 – header 1 x serial – header 1 x audio – header 1 x SPDIF out – header 1 x Thunderbolt 4 – header 1 x SPI – header |
Power Connectors | 24-pin main power connector, 8-pin ATX12V connector |
Features
BIOS Type | AMI |
|---|---|
BIOS Features | UEFI BIOS, ASUS EZ Flash, ASUS UEFI BIOS EZ Mode |
Sleep / Wake Up | Wake on LAN (WOL), wake on PME |
Hardware Features | Preboot eXecution Environment (PXE), ASUS 5X Protection III, ASUS DIGI+ VRM, ESD Guards, LANGuard, overvoltage protection, ASUS SafeSlot Core, ASUS Stainless Steel Back I/O, ASUS Q-Design, Q-Antenna, Q-Dashboard, Q-DIMM, Q-LED Core, Q-Slot, M.2 heatsink, VRM heatsink design, ASUS EZ DIY, ASUS ProCool, 7+1+1+1 Phase Power Design, ASUS Enhanced Memory Profile (AEMP) III, ASUS Aura Sync, Dr.MOS MOSFET, 6 Layer PCB, ASUS Fan Xpert 2+ |
Miscellaneous
Included Accessories | ASUS Wi-Fi Q-antenna, 1 x M.2 rubber package, M.2 screw package, ACC Express Activation Key Card |
|---|---|
Cables Included | 2 x Serial ATA cable |
Software Included | Armoury Crate, ASUS CPU-Z, ASUS DriverHub, ASUS Fan Xpert 2+, ASUS GlideX, Norton 360 Deluxe (60 days trial), WinRAR (40 days trial) |
Width | 24.4 cm |
Depth | 24.4 cm |
Package Details | Box |
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