Asus
Asus Prime B660M-A AC D4 Desktop Motherboard - Intel Chipset - Socket LGA-1700 - Intel Optane Memory Ready - Micro ATX (primeb660m-aacd4)
- SKU:
- 18854127
- MPN:
- primeb660m-aacd4
- Availability:
- Out of stock
- Stock Update:
- 12/09/2025 10:12:34 AM PST
- Stock Update:
- 12/09/2025 10:12:34 AM PST
Description
This item is brand-new, factory sealed.
PRIMEASUS 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:
Yes
Restriction of Hazardous Substances (RoHS)
- 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 Factor | Micro ATX |
| Width | 9.6" |
| Depth | 9.6" |
| Warranty | |
| Limited Warranty | 3 Year |
| I/O Expansions | |
| Total Number of Expansion Slots | 4 |
| Number of PCI Express x16 Slots | 4 |
| Total Number of PCI Express Slots | 4 |
| Memory | |
| Memory Technology | DDR4 SDRAM |
| Number of Memory Slots | 4 |
| Memory Speed Supported |
|
| Memory Form Factor |
|
| Maximum Memory Supported | 128 GB |
| Intel Optane Memory Ready | Yes |
| General Information | |
| Brand Name | Asus |
| Manufacturer Website Address | http://usa.asus.com |
| Product Type | Desktop Motherboard |
| Product Name | Prime B660M-A AC D4 Desktop Motherboard |
| Manufacturer | ASUS Computer International |
| Manufacturer Part Number | PRIME B660M-A AC D4 |
| Product Model | B660M-A AC D4 |
| Product Line | Prime |
| Processor & Chipset | |
| Chipset Manufacturer | Intel |
| Processor Generation Supported | 12th Gen |
| Processor Supported |
|
| Total Processor Supported | 1 |
| Processor Socket | Socket LGA-1700 |
| Chipset Model | B660 |
| Onboard Interfaces | |
| Number of SATA Interfaces | 6 |
| Total Number of Onboard USB Ports | 10 |
| Number of Onboard USB 3.2 Ports | 6 |
| Number of M.2 Interfaces | 2 |
| Number of Onboard USB 2.0 Ports | 4 |
| Interfaces/Ports | |
| Number of USB 3.2 Gen 2 Type-A Ports | 2 |
| DisplayPort | Yes |
| HDMI | Yes |
| Number of USB 2.0 Ports | 4 |
| Total Number of USB Ports | 6 |
| Number of Network (RJ-45) Ports | 1 |
| I/O Controller | |
| RAID Supported | Yes |
| Controller Type | Serial ATA/600 |
| Intel RST | Yes |
| RAID Levels |
|
| Video | |
| Onboard Video | CPU Dependent Video |
| Network & Communication | |
| Wireless LAN | Yes |
| Wireless LAN Standard | IEEE 802.11a/b/g/n/ac |
| Bluetooth | Yes |
| Gigabit Ethernet | Yes |
| Audio | |
| Audio Channels | 7.1 |
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)