ASUS PRIME B660M-A WIFI D4

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**

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

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.

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