ROG STRIX B860-A GAMING WIFI Motherboard

CPU Support

Supports Intel® Core™ Ultra Processors (Series 2)* with Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0**.

* For detailed CPU support, visit ASUS Support.

** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU type.

Chipset

Equipped with the Intel® B860 Chipset, providing a solid foundation for performance and connectivity.

Memory

• 4 x DIMM slots supporting up to 256GB DDR5 memory
• Supports DDR5 speeds up to 8600+ MT/s (overclocked)
• Supports Non-ECC Un-buffered and Clocked Unbuffered DIMMs (CUDIMM)*
• Dual channel memory architecture for optimized performance
• DIMM Fit technology for easier memory installation
• Supports Intel® Extreme Memory Profile (XMP) and ASUS Enhanced Memory Profile III (AEMP III)

* Memory compatibility and speeds may vary depending on CPU and configuration. For details, see the Support Center.

** Non-ECC DDR5 memory supports On-Die ECC function.

Graphics

• 1 x DisplayPort (supports up to 8K@30Hz via DisplayPort 1.4)
• 1 x HDMI™ port (supports 4K@60Hz as per HDMI 2.1)
• 1 x USB4® (20Gbps) Type-C® port supporting display output up to 4K@60Hz*

* Graphics specs vary by CPU. For updates, visit Intel.

** VGA support depends on the processor or discrete graphics card used.

Note: During OS installation, connect your monitor to the HDMI port on the rear I/O or to a discrete GPU for best compatibility.

Expansion Slots

• 1 x PCIe 5.0 x16 slot (directly from Intel® Core™ Ultra Processors)
• 1 x PCIe 4.0 x16 slot (operates at x4 mode) integrated in the Intel® B860 Chipset*

* M.2_4 slot shares bandwidth with PCIEX16 (G4) slot. Using PCIEX16 disables M.2_4. See ASUS support for compatible peripherals.

Storage

• 4 x M.2 slots (Key M), supporting PCIe 5.0 and PCIe 4.0 modes:
  • M.2_1: PCIe 5.0 x4 (type 2242/2260/2280)
  • M.2_2: PCIe 4.0 x4 (type 2280)
  • M.2_3: PCIe 4.0 x4 (type 2280/22110)
  • M.2_4: PCIe 4.0 x4 (type 2280)**
• 4 x SATA 6Gb/s ports with RAID 0/1/5/10 support via Intel® Rapid Storage Technology

** M.2_4 slot bandwidth is shared with PCIEX16 (G4); only one can operate at a time.

Ethernet

Intel® 2.5Gb Ethernet with ASUS LANGuard for enhanced networking reliability and speed.

Wireless & Bluetooth

• Wi-Fi 7 (802.11be) 2×2 with support for 2.4/5/6 GHz bands*
• Supports Wi-Fi 7 up to 160 MHz bandwidth and 2.9 Gbps transfer rates
• Bluetooth® v5.4**

* Wi-Fi features may vary by OS and region. Windows 11 24H2 or later required for full Wi-Fi 7 support; Windows 10 lacks official drivers.

** Bluetooth version may vary; check Wi-Fi module vendor for updates.

USB Ports

Rear USB (10 ports)

• 1 x USB4® (20Gbps) Type-C® port
• 3 x USB 10Gbps ports (2 x Type-A, 1 x Type-C®)
• 2 x USB 5Gbps Type-A ports
• 4 x USB 2.0 Type-A ports

Front USB (5 ports)

• 1 x USB 10Gbps Type-C® connector
• 1 x USB 5Gbps header (supports 2 additional USB 5Gbps ports)
• 1 x USB 2.0 header (supports 2 additional USB 2.0 ports)

USB Type-C® power delivery max: 5V/3A.

Audio

• Realtek ALC1220P 7.1 Surround Sound High Definition Audio CODEC
• Impedance sensing for front/rear headphone outputs
• Internal audio amplifier for enhanced headphone and speaker sound
• Supports jack-detection, multi-streaming, front panel jack retasking
• High-quality 120 dB SNR stereo playback and 113 dB SNR recording input (Line-in)
• Supports up to 32-Bit/192 kHz playback*
• SupremeFX shielding technology and Savitech SV3H712 AMP
• Rear optical S/PDIF out port, premium audio capacitors, dedicated audio PCB layers, and audio cover

* 32-Bit/192 kHz playback not supported with 7.1 Surround Sound due to bandwidth limits. Front panel HD audio module required for 7.1 surround output.

Back Panel I/O Ports

• 1 x USB4® (20Gbps) Type-C® port
• 3 x USB 10Gbps ports (2 x Type-A, 1 x Type-C®)
• 2 x USB 5Gbps Type-A ports
• 4 x USB 2.0 Type-A ports
• 1 x DisplayPort
• 1 x HDMI™ port
• 1 x Wi-Fi module antenna connector
• 1 x Intel® 2.5Gb Ethernet port
• 2 x Audio jacks
• 1 x Optical S/PDIF out port
• 1 x BIOS FlashBack™ button
• 1 x Clear CMOS button

Internal I/O Connectors

Fan & Cooling

• 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

• 1 x 24-pin Main Power connector
• 2 x 8-pin +12V CPU Power connectors

Storage

• 4 x M.2 slots (Key M)
• 4 x SATA 6Gb/s ports

USB Headers

• 1 x USB 10Gbps Type-C® connector
• 1 x USB 5Gbps header (supports 2 additional USB 5Gbps ports)
• 1 x USB 2.0 header (supports 2 additional USB 2.0 ports)

Special Features

• Extreme Engine Digi+ with 5K Black Metallic Capacitors
• ASUS Q-Design: M.2 Q-Latch, Q-Release, Q-Slide, PCIe Slot Q-Release Slim (SafeSlot), Q-Antenna, Q-Dashboard, Q-DIMM, Q-LED, Q-Slot