Asus B660M-A WiFi D4 Motherboard, Intel B660 (LGA 1700) mATX motherboard with PCIe 4.0, two M.2 slots, Intel 1Gb Ethernet

Technical Specification

CPU
Intel® Socket LGA1700 for 12th Gen Intel® Core, Pentium® Gold and Celeron® Processors
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 Chipset

Memory
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 data rate depends on the CPU types and DRAM modules, for more information refer to www.asus.com for memory support list.

 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@60Hz as specified in DisplayPort 1.4.
***Supports 4K@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)
1 x PCIe 3.0 x16 slot (supports x1 mode)
*Supports Intel® Optane Memory H Series on PCH-attached PCIe slot

Storage
Supports 2 x M.2 slots and 4 x 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)*
4 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.

Ethernet
1 x Intel® 1Gb Ethernet

Wireless & Bluetooth
2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Supports 2.4/5GHz frequency band
Bluetooth v5.2

USB
2 x USB 3.2 Gen 2 ports (2 x Type-A )
4 x USB 2.0 ports (4 x Type-A)
2 x USB 3.2 Gen 1 headers support additional 4 USB 3.2 Gen 1 ports
1 x USB 3.2 Gen 1 connector (supports USB Type-C®)
2 x USB 2.0 headers support additional 4 USB 2.0 ports
1 x USB 2.0 headers support additional 1 USB 2.0 port

Audio
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 playback"
Audio Features
- Audio Shielding
- Premium audio capacitors
- Dedicated audio PCB layers
** 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
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 port

Internal 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 header

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)
4 x SATA 6Gb/s ports

USB
2 x USB 3.2 Gen 1 headers support additional 4 USB 3.2 Gen 1 ports
1 x USB 3.2 Gen 1 connector (supports USB Type-C®)
2 x USB 2.0 headers support additional 4 USB 2.0 ports
1 x USB 2.0 header support 1 USB 2.0 port

Miscellaneous
3 x AURA 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 function