MAINBOARD (เมนบอร์ด) ASUS ROG STRIX B860-A GAMING WIFI (INTEL SOCKET 1851 DDR5 ATX)

• Socket LGA 1851 for Intel Core Ultra (Series 2) Processors • Intel B860 • DDR5, 4 x DIMM • 1 x DP • 1 x HDMI • 4 x M.2 • 4 x SATA3 • 1 x USB 10Gbps Type-C (front) • 1 x USB4 20Gbps Type-C + display outputs (rear) • 1 x USB 10Gbps Type-C (rear) • 2 x USB 10Gbps Type-A (rear) • 2 x USB 5Gbps Type-A (rear) • 2.5Gb Ethernet • Wi-Fi 7 • Bluetooth v5.4

Model

Brand : Asus

Model : ROG STRIX B860-A GAMING WIFI

CPU

Socket : 1851 (Arrow Lake-S)

Wattage : 125W

Chipset : Intel B860

Series : Core Ultra 5 , Core Ultra 7 , Core Ultra 9

Memory

Slot : 4

Memory Type : DDR5

Max. Capacity : 256 GB

Speed : 4800 , 5200 (OC) , 5600 (OC) , 5800 (OC) , 6000 (OC) , 6200 (OC) , 6400 (OC) , 6600 (OC) , 6800 (OC) , 7000 (OC) , 7200 (OC) , 7400 (OC) , 7600 (OC) , 7800 (OC) , 8000 (OC) , 8200 (OC) , 8400 (OC) , 8600 (OC)

Graphic & Audio

Graphic :

• 1 x DisplayPort**

• 1 x HDMI port***

• 1 x USB4 (20Gbps) ports support USB Type-C display outputs****

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* 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.

**** Supports max. 4K@60Hz as specified in DisplayPort 1.4a.

**** In USB4 mode, supports up to 4K@60Hz, maximum total bandwidth up to 23.8Gbps, for resolution support please check DisplayPort 1.4 specs. In DP alt mode, supports up to UHBR10.

***** VGA resolution support depends on processors' or graphic cards' resolution.

******While installing the operating system, please ensure that your monitor is connected to the HDMI port on the back I/O panel or to a discrete graphics card.

Audio :

Realtek ALC1220P 7.1 Surround Sound High Definition Audio CODEC*

- Impedance sense for front and rear headphone outputs

- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers

- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking

- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input (Line-in)

- Supports up to 32-Bit/192 kHz playback*

Audio Features

- SupremeFX Shielding Technology

- Savitech SV3H712 AMP

- Rear optical S/PDIF out port

- Premium audio capacitors

- Dedicated audio PCB layers

- Audio cover

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* Due to limitations in HDA bandwidth, 32-Bit/192 kHz is not supported for 7.1 Surround Sound audio.

** A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

Storage

SATA 2 : - Port

SATA 3 : 4 Port

RAID : Intel Rapid Storage Technology supports SATA RAID 0/1/5/10.

M.2 : 4 x M.2 slots

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Intel Core Ultra Processors (Series 2)

• M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)

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Intel B860 Chipset

• M.2_2 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)

• M.2_3 slot (Key M), type 2280/22110 (supports PCIe 4.0 x4 mode)

• M.2_4 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)**

** M.2_4 slot shares bandwidth with PCIEX16(G4). When PCIEX16(G4) slot is operating, M.2_4 will be disabled. Port

Expansion Slots

Details :

Intel Core Ultra Processors (Series 2)

• 1 x PCIe 5.0 x16 slot

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Intel B860 Chipset

• 1 x PCIe 4.0 x16 slot (supports x4 mode)*

* M.2_4 slot shares bandwidth with PCIEX16(G4). When PCIEX16(G4) slot is operating, M.2_4 will be disabled.

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- To ensure compatibility of the device installed, please refer to for the list of supported peripherals.

Slot : 1 x PCIe 4.0 x16 Slot , 1 x PCIe 5.0 x16 Slot

Network

LAN : Intel 2.5Gb Ethernet

LAN Speed : 100 / 1000 / 2500 Mbps

Wireless : Wi-Fi 7*

- 2x2 Wi-Fi 7 (802.11be)

- Supports 2.4/5/6GHz frequency band**

- Supports Wi-Fi 7 160MHz bandwidth, up to 2.9Gbps transfer rate.

- Bluetooth v5.4***

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*Wi-Fi features may vary depending on the operating system

For Windows 11, Wi-Fi 7 will require 24H2 or later version for full functions, Windows 11 21H2/22H2/23H2 only support Wi-Fi 6E.

For Windows 10, please note that no driver is available , please refer to the Wi-Fi chipset vendor's website for details.

** Wi-Fi 6GHz frequency band and bandwidth regulatory may vary between countries.

*** The Bluetooth version may vary, please refer to the Wi-Fi module manufacturer's website for the latest specifications.

Back Panel I/O Ports

USB 2.0 : 4 Port

USB 3.0 : - Port

USB 3.1 : - Port

Serial : - Port

USB 3.2 :

1 x USB4 (20Gbps) (1 x USB Type-C)

3 x USB 10Gbps (2 x Type-A + 1 x USB Type-C)

2 x USB 5Gbps (2 x Type-A) Port

D-Sub (VGA) : - Port

DVI : - Port

HDMI : 1 Port

DisplayPort : 1 Port

Audio :

2 x Audio jacks

1 x Optical S/PDIF out Port

PS/2 : No

Additional :

1 x Wi-Fi module

1 x BIOS FlashBack button

1 x Clear CMOS button

LAN : 1 Port

Form Factor

Form Factor : ATX

Power Connector

24 + 8 + 8 Pin : Dimension

30.5 x 24.4 cm

Warranty