ASUS PRIME B860-PLUS WIFI-CSM B860 LGA 1851 ATX motherboard, Intel® Core Ultra Series 2 Ready, Advanced AI, DDR5, PCIe 5.0, HDMI, USB 20Gbps Type-C®, 2x M.2, WiFi 6E, 2.5Gb, ACCE Remote IT Management
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 B860-PLUS WIFI-CSM motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. Its designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.

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)
ASUS CSM Program: A stable motherboard supply, end-of-life notifications, and IT software for business motherboards
ASUS Control Center Express: Integrated IT monitoring and management software that simplifies enterprise-level system administration
Robust Power Solution: 8+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: Wi-Fi 6E, PCIe 5.0 x16 slot, Realtek 2.5Gb Ethernet, rear USB 20Gbps Type-C® port, front USB 5Gbps 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, Q-slot and Pre-mounted I/O shield
Unmatched Personalization: Three Addressable Gen 2 headers, all configurable with ASUS-exclusive Aura Sync RGB lighting
Renowned Software: ASUS DriverHub, ASUS GlideX, ASUS MyHotkey, Aura Sync

Specifications
Make and Model Asus PRIME B860-PLUS WIFI-CSM
Part Number PRIME B860-PLUS WIFI-CSM
Color Black

CPU Support Intel® Core Ultra Processors (Series 2) , LGA1851
Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0**
* Refer to https://www.asus.com/support/download-center/ for CPU support list.
** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types.
Chipset Intel® B860 Chipset
Memory 4 x DIMM slots, max. 256GB, DDR5
Support up to 8666+MT/s (OC), Non-ECC, Un-buffered ,Clocked Unbuffered DIMM (CUDIMM)*
Dual channel memory architecture
DIMM Fit
Supports Intel® Extreme Memory Profile (XMP) memory module
ASUS Enhanced Memory Profile III (AEMP III)
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/download-center/. Adjustments will be made based on the specifications of mass-produced memory products available on the market.
* Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.
Graphics 1 x DisplayPort**
1 x HDMI port***
* Graphics specifications may vary between CPU types. Please refer to www.intel.com for any updates.
** Supports max. 4K@60Hz as specified in DisplayPort 1.4.
*** Supports 4K@60Hz as specified in HDMI 2.1.
***** VGA resolution support depends on processors' or graphic cards' resolution.
Expansion Slots Intel® Core Ultra Processors (Series 2)*
1 x PCIe 5.0 x16 slot (PCIEX16(G5))
Intel® B860 Chipset
1 x PCIe 4.0 x16 slot (PCIEX16(G4)_3) (supports x4 mode)
3 x PCIe 4.0 x16 slots (PCIEX16(G4)_1/2/4) (support x1 mode)
- To ensure compatibility of the device installed, please refer to https://www.asus.com/support/download-center/ for the list of supported peripherals.
Storage Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports*
Intel® Core Ultra Processors (Series 2)*
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
Intel® B860 Chipset
M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 mode)
4 x SATA 6Gb/s ports
* Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10.
Ethernet 1 x Realtek 2.5Gb Ethernet
ASUS LANGuard
Wireless & Bluetooth Wi-Fi 6E
2x2 Wi-Fi 6E (802.11ax)
Supports 2.4/5/6GHz frequency band*
Bluetooth® v5.3**
* WiFi 6E 6GHz regulatory may vary between countries, supported only in Windows 11 or later
** The Bluetooth® version may vary, please refer to the Wi-Fi module manufacturer's website for the latest specifications.
USB Rear USB (Total 8 ports)
1 x USB 20Gbps port (1 x USB Type-C®)
2 x USB 10Gbps ports (2 x Type-A)
1 x USB 5Gbps port (1 x Type-A)
4 x USB 2.0 ports (4 x Type-A)
Front USB (Total 5 ports)
1 x USB 5Gbps port (1 x USB Type-C®)
1 x USB 5Gbps header supports additional 2 USB 5Gbps ports
1 x USB 2.0 header supports 2 additional USB 2.0 ports
Audio Realtek 7.1 Surround Sound High Definition Audio CODEC*
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback
Audio Features
- Audio Shielding
- Premium audio capacitors
- Dedicated audio PCB layers
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

Back Panel I/O Ports 1 x USB 20Gbps port (1 x USB Type-C®)
2 x USB 10Gbps ports (2 x Type-A)
1 x USB 5Gbps port (1 x Type-A)
4 x USB 2.0 ports (4 x Type-A)
1 x DisplayPort
1 x HDMI port
1 x Wi-Fi module
1 x Realtek 2.5Gb Ethernet port
3 x Audio jacks
Internal I/O Connectors Fan and Cooling related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x 4-pin AIO Pump header
4 x 4-pin Chassis Fan headers
Power related
1 x 24-pin Main Power connector
1 x 8-pin +12V CPU Power connector
Storage related
2 x M.2 slots (Key M)
4 x SATA 6Gb/s ports
USB
1 x USB 5Gbps connector (supports USB Type-C®)
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
1 x USB 2.0 header supports 2 additional USB 2.0 ports
Miscellaneous
3 x Addressable Gen 2 headers
1 x Aura RGB header
1 x Clear CMOS header
1 x Chassis Intrusion header
1 x COM Port header
1 x Front Panel Audio header (F_AUDIO)
1 x S/PDIF Out header
1 x SPI TPM header (14-1pin)
1 x 10-1 pin Front System Panel header
1 x Thunderbolt (USB4®) header

Special Features ASUS 5X PROTECTION III
-DIGI+ VRM (- Digital power design with DrMOS)
- LANGuard
- Overvoltage Protection
- SafeSlot
- Stainless-steel back I/O
ASUS Q-Design
- Q-Antenna
- Q-Dashboard
- Q-DIMM
- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
- Q-Slot
ASUS Thermal Solution
- M.2 heatsink
- VRM heatsink design
ASUS EZ DIY
- ProCool
- Pre-mounted I/O shield
Aura Sync
- Aura RGB header
- Addressable Gen 2 headers
Software Features ASUS Exclusive Software
Armoury Crate
- Aura Creator
- Aura Sync
- Fan Xpert 2+
- Power Saving
ASUS AI Advisor
ASUS DriverHub
ASUS GlideX
ASUS CPU-Z
Adobe Creative Cloud (Free Trial)
Norton 360 Deluxe (60 Days Free Trial)
WinRAR (40 Days Free Trial)
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash
- ASUS UEFI BIOS EZ Mode
- ASUS MyHotkey

BIOS 2 x 128 Mb Flash ROM, UEFI AMI BIOS
Manageability WOL by PME, PXE
Operating System Windows 11 (22H2 & later), Windows 10 64-bit(21H2 & later)

Form Factor ATX Form Factor
12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
Weight N/A
Package Contents
1 x Asus PRIME B860-PLUS WIFI-CSM
2 x SATA 6Gb/s cables
1 x ASUS WiFi Q-Antenna
1 x M.2 rubber package
1 x Screw package for M.2 SSD
1 x ACC Express Activation Key Card
1 x Quick start guide