MotherboardsAsus
ASUS ROG STRIX B660-A GAMING WIFI D4
Quick Specs
ChipsetIntel® B860 Chipset
MemoryDDR5
Form FactorATX
M.2 Slots7
Model: 90MB18S0-M1EAY0
About this motherboards
ROG Strix B660-A Gaming WiFi D4 Intel® B660 LGA 1700 ATX motherboard features PCIe® 5.0, three M.2 slots, USB 3.2 Gen 2x2 Type-C®, WiFi 6 and Intel® 2.5 Gb Ethernet. It also features AI Cooling and Two-Way AI Noise Cancelation. ROG Strix B660-A Gaming WiFi D4 caters to gamers and all builders looking for well-rounded specs and a range of options for performance tuning via intuitive software and firmware.
Technical Specifications22 specs
Physical Dimensions
Length Mm
304.8
Width Mm
243.8
Height Mm
774.7
Technical Specifications
Cpu
-
Chipset
Intel® B860 Chipset
Memory
-
Graphics
1 x DisplayPort**1 x HDMI™ port***1 x USB4® (20Gbps) ports support USBType-C® display outputs***** Graphics specifications may vary betweenCPU types. Please refer to www.intel.com for any updates.** Supports max. 4K@60Hz as specified inDisplayPort 1.4.*** Supports 4K@60Hz as specified in HDMI2.1.**** Supports max. 4K@60Hz as specified inDisplayPort 1.4a.**** In USB4® mode, supports up to 4K@60Hz,maximum total bandwidth up to 23.8Gbps, for resolution support please checkDisplayPort 1.4 specs. In DP alt mode, supports up to UHBR10.***** VGA resolution support depends onprocessors' or graphic cards' resolution.******While installing the operatingsystem, please ensure that your monitor is connected to the HDMI port on theback I/O panel or to a discrete graphics card.
Expansion Slots
-
Storage
Total supports 4 x M.2 slots and 4 x SATA6Gb/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 ChipsetM.2_2 slot (Key M), type 2280 (supportsPCIe 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 (supportsPCIe 4.0 x4 mode)**4 x SATA 6Gb/
s ports* Intel® Rapid Storage Technology supportsSATA RAID 0/1/5/10.** M.2_4 slot shares bandwidth withPCIEX16(G4). When PCIEX16(G4) slot is operating, M.2_4 will be disabled.
Ethernet
1 x Intel® 2.5Gb EthernetASUS LANGuard
Wireless Bluetooth
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*** *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.
Usb
Rear USB (Total 10 ports)1 x USB4® (20Gbps) port (1 x USB Type-C®)3 x USB 10Gbps ports (2 x Type-A + 1 x USBType-C®)2 x USB 5Gbps ports (2 x Type-A)4 x USB 2.0 ports (4 x Type-A)Front USB (Total 5 ports)1 x USB 10Gbps connector (supports USBType-C®)1 x USB 5Gbps header supports 2 additionalUSB 5Gbps ports1 x USB 2.0 header supports 2 additionalUSB 2.0 ports* USB Type-C® power delivery output: max.5V/3A
Audio
Realtek ALC1220P 7.1 Surround SoundHigh 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 kHzplayback*Audio Features - SupremeFX Shielding Technology- Savitech SV3H712 AMP - Rear optical S/PDIF out port- Premium audio capacitors- Dedicated audio PCB layers- Audio cover* 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.
Back Panel I O Ports
1 x USB4® (20Gbps) port (1 x USB Type-C®)3 x USB 10Gbps ports (2 x Type-A + 1 x USB Type-C®) 2 x USB 5Gbps ports (2 x Type-A)4 x USB 2.0 ports (4 x Type-A)1 x DisplayPort1 x HDMI™ port1 x Wi-Fi module1 x Intel® 2.5Gb Ethernet port2 x Audio jacks 1 x Optical S/PDIF out port1 x BIOS FlashBack™ button 1 x Clear CMOS button
Internal I O
Fan and Cooling Related 1 x 4-pin CPU Fan header1 x 4-pin CPU OPT Fan header1 x 4-pin AIO Pump header4 x 4-pin Chassis Fan headersPower Related 1 x 24-pin Main Power connector2 x 8-pin +12V CPU Power connectorStorage Related 4 x M.2 slots (Key M) 4 x SATA 6Gb/s portsUSB 1 x USB 10Gbps connector (supports USB Type-C® ) 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports1 x USB 2.0 header supports 2 additional USB 2.0 portsMiscellaneous3 x Addressable Gen2 header(s)1 x Front Panel Audio header (F_AUDIO)1 x 10-1 pin Front System Panel header1 x Thermal Sensor header1 x Thunderbolt™ (USB4®) header
Special Features
Extreme Engine Digi+- 5K Black metallic capacitors ASUS Q-Design - M.2 Q-Latch- M.2 Q-Release- M.2 Q-Slide- PCIe Slot Q-Release Slim (with PCIe SafeSlot)- Q-Antenna- Q-Dashboard- Q-DIMM- Q-LED (CPU [red], DRAM [yellow], VGA[white], Boot Device [yellow green])- Q-SlotASUS Thermal Solution- M.2 heatsink backplate- M.2 heatsink- VRM heatsink designASUS EZ DIY- BIOS FlashBack™ button- BIOS FlashBack™ LED- Clear CMOS button- CPU Socket lever protector- ProCool- Pre-mounted I/O shield- SafeSlot- SafeDIMMAura Sync- Addressable Gen2 headers
Software Features
ROG Exclusive Software- ROG CPU-Z- Dolby AtmosASUS Exclusive SoftwareArmoury Crate- Aura Creator- Aura Sync- Fan Xpert 4- GameFirst- Power SavingAIDA64 Extreme (60 days free trial) HWiNFOASUS AI AdvisorASUS DriverHubASUS GlideXTurboV Core Adobe Creative Cloud 30 Days Free Trial)Norton 360 for Gamers (60 Days Free Trial)WinRAR (40 Days Free Trial)UEFI BIOSAI Overclocking GuideASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash- ASUS UEFI BIOS EZ Mode- ASUS MyHotkeyNPU Boost
Bios
256 Mb Flash ROM, UEFI AMI BIOS
Manageability
WOL by PME, UEFI PXE
Accessories
Cables2 x SATA 6Gb/s cables Miscellaneous1 x ASUS WiFi Q-Antenna1 x Cable ties package1 x M.2 Q-Latch1 x M.2 Q-Slide1 x ROG key chain1 x ROG Strix stickers4 x M.2 rubbersDocumentation1 x Quick start guide
Operating System
Windows 11 (22H2 & later)
Form Factor
ATX Form Factor 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
