Asus

Asus Prime B660M-A AC D4 Desktop Motherboard - Intel Chipset - Socket LGA-1700 - Intel Optane Memory Ready - Micro ATX (primeb660m-aacd4)

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SKU:
18854127
MPN:
primeb660m-aacd4
Availability:
Out of stock
Stock Update:
12/09/2025 10:12:34 AM PST
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Out of stock

Stock Update:
12/09/2025 10:12:34 AM PST

Description



This item is brand-new, factory sealed.

PRIME
ASUS Prime series motherboards are expertly engineered to unleash the full potential of 12th Generation Intel processors. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B660 provides users and PC DIY builders a range of performance tuning options via intuitive software and firmware features.
ASUS PRIME B660M-A AC D4 offers a sleek, futuristic-looking build with a black and white finish, space-shuttle-inspired design elements, metallic nameplate and PCB cover.
FLEXIBILITY
Comprehensive controls form the foundation of the ASUS Prime series. The Prime B660 motherboard packs flexible tools to tune every aspect of your system, enabling performance tweaks to perfectly match the way you work to maximize productivity.Intelligent Control
All-Around Energy Efficiency
The Energy Processing Unit (EPU) automatically optimizes power consumption and maximizes energy savings with Away mode - a smart setting that creates an extreme energy-saving scenario by shutting down unused I/O controllers.
Flexible Air- and Liquid-Cooling Controls
ASUS Fan Xpert 2+ software provides comprehensive control over fans, water pumps and all-in-one (AiO) coolers. Whether cooling with air or water, an Auto-Tuning mode intelligently configures all parameters with a single click. Theres also an Extreme Quiet mode that reduces all fan speeds to below the default minimum to keep your system whisper-quiet when performing light tasks. Fans, water pumps and AiO coolers can also be controlled via the UEFI BIOS.
UEFI BIOS
The renowned ASUS UEFI BIOS provides everything you need to configure, tweak and tune your system. It offers intelligently simplified options for PC DIY beginners, as well as comprehensive features for seasoned veterans.CPU
Intel Socket LGA1700 for 12th Gen Intel Core, Pentium Gold and Celeron Processors
Supports Intel Turbo Boost Technology 2.0 and Intel Turbo Boost Max Technology 3.0
Refer to www.asus.com for CPU support list.
Intel Turbo Boost Max Technology 3.0 support depends on the CPU types.Chipset
Intel B660 ChipsetMemory
4 x DIMM, Max. 128GB, DDR4
5333(OC)/5000(OC)/4800(OC)/4600(OC)/4400(OC)/4266(OC)/4000(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133 Non-ECC, Un-buffered Memory
Dual Channel Memory Architecture
Supports Intel Extreme Memory Profile (XMP)
OptiMem II
Actual Memory frequency support depends on the CPU types and DRAM modules, for more information refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).Graphics
1 x DisplayPort
2 x HDMI ports
Graphics specifications may vary between CPU types. Please refer to www.intel.com for any updates.
Supports max. 4K at 60Hz as specified in DisplayPort 1.4.
Supports 4K at 60Hz as specified in HDMI 2.1.Expansion Slots
Intel 12th Gen Processors
1 x PCIe 4.0/3.0 x16 slot
Intel B660 Chipset
1 x PCIe 3.0 x16 slot (supports x4 mode)
2 x PCIe 3.0 x16 slots (supports x1 mode)
Supports Intel Optane Memory H Series on PCH-attached PCIe slotStorage
Supports 2 x M.2 slots and 6 x SATA 6Gb/s ports
Total supports 2 x M.2 slots and 6x SATA 6Gb/s ports
Intel 12th Gen Processors
M.2_1 slot (Key M), type 2242/2260/2280
- Intel 12th Gen processors support PCIe 4.0 x4 mode.
Intel B660 Chipset
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
6 x SATA 6Gb/s ports
Intel Rapid Storage Technology supports SATA RAID 0/1/5/10.
Intel Rapid Storage Technology supports Intel Optane Memory H Series on PCH attached M.2 slots.Wireless and Bluetooth
Wi-Fi 5
Wi-Fi 5 (802.11 a/b/g/n/ac)
Supports 2.4/5GHz frequency band
Bluetooth v5.1USB
Rear USB (Total 6 ports)
2 x USB 3.2 Gen 2 ports (2 x Type-A )
4 x USB 2.0 ports (4 x Type-A)
Front USB (Total 10 ports)
2 x USB 3.2 Gen 1 headers support additional 4 USB 3.2 Gen 1 ports
2 x USB 3.2 Gen 1 connectors (supports USB Type-C)
2 x USB 2.0 headers support additional 4 USB 2.0 portsAudio
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 playbackBack Panel I/O Ports
2 x USB 3.2 Gen 2 ports (2 x Type-A )
4 x USB 2.0 ports (4 x Type-A)
1 x DisplayPort
2 x HDMI ports
1 x Wi-Fi Module
1 x Intel 1Gb Ethernet port
3 x Audio jacks
1 x PS/2 Keyboard/Mouse combo portInternal I/O Connectors
Fan and Cooling related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
2 x 4-pin Chassis Fan headers
Power related
1 x 24-pin Main Power connector
1 x 8-pin +12V Power connector
Storage related
2 x M.2 slots (Key M)
6 x SATA 6Gb/s ports
USB
2 x USB 3.2 Gen 1 connector (supports USB Type-C)
2 x USB 3.2 Gen 1 headers support additional 4 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports
Miscellaneous
3 x Addressable Gen 2 headers
1 x AURA RGB header
1 x Clear CMOS header
1 x COM Port header
1 x Front Panel Audio header (AAFP)
1 x LPT header
1 x S/PDIF Out header
1 x SPI TPM header (14-1pin)
1 x 20-3 pin System Panel header with Chassis intrude functionSpecial Features
ASUS 5X PROTECTION III
- DIGI+ VRM
- Enhanced DRAM Overcurrent Protection
- ESD Guards
- LANGuard
- Overvoltage Protection
- SafeSlot Core+
- Stainless-Steel Back I/O
ASUS Q-Design
- Q-DIMM
- Q-Slot
ASUS Thermal Solution
- M.2 heatsink
- VRM heatsink design
ASUS EZ DIY
- ProCool
AURA Sync
- AURA RGB header
- Addressable Gen 2 headersSoftware Features
ASUS Exclusive Software
Armoury Crate
- AURA Creator
- AURA Sync
- Fan Xpert 2+
AI Suite 3
- Performance And Power Saving Utility
TurboV EVO
EPU
Digi+ VRM
ASUS CPU-Z
Norton Anti-virus software (Free Trial version)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ ModeBIOS
128 Mb Flash ROM, UEFI AMI BIOSManageability
WOL by PME, PXEAccessories
Cables
2 x SATA 6Gb/s cables
Miscellaneous
1 x ASUS Wi-Fi moving antennas
1 x I/O Shield
1 x M.2 Rubber Package
1 x M.2 SSD screw package
Installation Media
1 x Support DVD
Documentation
1 x User guideForm Factor
microATX
24.4cm x 24.4cmItem Dimension (L"xW"xH")
11 x 11 x 3

Weight
3 lbs

Warranty Information
3 Years

Features

Package Contents:   
  • Prime B660M-A AC D4 Desktop Motherboard
  • 2 x SATA 6Gb/s cables
  • 1 x ASUS Wi-Fi Moving Antennas
  • 1 x I/O Shield
  • 1 x M.2 Rubber Package
  • 1 x M.2 SSD screw package
  • 1 x Support DVD
  • 1 x User Guide

 

Environmentally Friendly:   
Yes

 

Environmental Compliance:   
Restriction of Hazardous Substances (RoHS)

 

Specs

Physical Characteristics
Form FactorMicro ATX
Width9.6"
Depth9.6"
Warranty
Limited Warranty3 Year
I/O Expansions
Total Number of Expansion Slots4
Number of PCI Express x16 Slots4
Total Number of PCI Express Slots4
Memory
Memory TechnologyDDR4 SDRAM
Number of Memory Slots4
Memory Speed Supported
Memory Form Factor
Maximum Memory Supported128 GB
Intel Optane Memory ReadyYes
General Information
Brand NameAsus
Manufacturer Website Addresshttp://usa.asus.com
Product TypeDesktop Motherboard
Product NamePrime B660M-A AC D4 Desktop Motherboard
ManufacturerASUS Computer International
Manufacturer Part NumberPRIME B660M-A AC D4
Product ModelB660M-A AC D4
Product LinePrime
Processor & Chipset
Chipset ManufacturerIntel
Processor Generation Supported12th Gen
Processor Supported
Total Processor Supported1
Processor SocketSocket LGA-1700
Chipset ModelB660
Onboard Interfaces
Number of SATA Interfaces6
Total Number of Onboard USB Ports10
Number of Onboard USB 3.2 Ports6
Number of M.2 Interfaces2
Number of Onboard USB 2.0 Ports4
Interfaces/Ports
Number of USB 3.2 Gen 2 Type-A Ports2
DisplayPortYes
HDMIYes
Number of USB 2.0 Ports4
Total Number of USB Ports6
Number of Network (RJ-45) Ports1
I/O Controller
RAID SupportedYes
Controller TypeSerial ATA/600
Intel RSTYes
RAID Levels
Video
Onboard VideoCPU Dependent Video
Network & Communication
Wireless LANYes
Wireless LAN StandardIEEE 802.11a/b/g/n/ac
BluetoothYes
Gigabit EthernetYes
Audio
Audio Channels7.1

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Asus Prime B660M-A AC D4 Desktop Motherboard - Intel Chipset - Socket LGA-1700 - Intel Optane Memory Ready - Micro ATX (primeb660m-aacd4)