ASUS PRIME B660M-K D4, S.1700, DDR4/5333MHz(OC), PCIe 4.0,G-LAN, D-Sub/ HDMI, mATX

Features
- Intel LGA 1700 socket: Ready for 13th & 12th gen Intel processors
- Enhanced power solution: 8-pin ProCool connector, alloy chokes and durable capacitors for stable power delivery
- Comprehensive cooling: VRM heatsink, PCH heatsink, hybrid fan headers and Fan Xpert
- Ultrafast connectivity: PCIe 4.0, two M.2 slots and front USB 3.2 Gen 1

Specifications
CPU
- Intel Socket LGA1700 for 13th Gen Intel Core & 12th Gen Intel Core, Pentium Gold and Celeron Processors
- Supports Intel Turbo Boost Technology 2.0 and Intel Turbo Boost Max Technology 3.0**
** Intel Turbo Boost Max Technology 3.0 support depends on the CPU types.

Memory
- 2x DIMM, Max. 64GB, 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)
* 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 D-Sub port
- 1 x HDMI port
* Graphics specifications may vary between CPU types. Please refer to www.intel.com for any updates.
* Support 4K@60Hz as specified in HDMI 2.1.

Expansion Slots
- Intel 13th & 12th Gen Processors
- 1 x PCIe 4.0/3.0 x16 slot

- Intel B660 Chipset
- 2 x PCIe 3.0 x1 slots

Storage
- Supports 2 x M.2 slots and 4 x SATA 6Gb/s ports

- Intel 13th & 12th Gen Processors*
- M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4)

- Intel B660 Chipset**
- M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4)
- 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 Realtek 1Gb Ethernet
- ASUS LANGuard

USB
- Rear USB: Total 6 ports
* 4 x USB 3.2 Gen 1 ports (4 x Type-A)
* 2 x USB 2.0 ports (2 x Type-A)

- Front USB: Total 6 ports
* 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
* 2 x USB 2.0 headers support additional 4 USB 2.0 ports

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
- 4 x USB 3.2 Gen 1 ports (4 x Type-A)
- 2 x USB 2.0 ports (2 x Type-A)
- 1 x D-Sub port
- 1 x HDMI port
- 1 x Realtek 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 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
* 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
* 2 x USB 2.0 headers support additional 4 USB 2.0 ports

- Miscellaneous
* 1 x RGB header
* 1 x Clear CMOS header
* 1 x COM Port header
* 1 x Front Panel Audio header (AAFP)
* 1 x S/PDIF Out header
* 1 x Speaker header
* 1 x SPI TPM header (14-1pin)
* 1 x 10-1 pin System Panel header

Special Features
ASUS 5X PROTECTION III
- DIGI+ VRM
- LANGuard
- Overvoltage Protection
- SafeSlot Core
- Stainless-Steel Back I/O

ASUS Q-Design
- Q-DIMM
- Q-Slot

ASUS EZ DIY
- ProCool

ASUS Thermal Solution
- VRM heatsink design

ASUS Lighting Control
- RGB header

Software Features
- ASUS Exclusive Software
- Armoury Crate
- AI Suite 3
* Performance And Power Saving Utility
- TurboV EVO
- EPU
- DIGI+ VRM
- Fan Xpert
- 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 Mode

BIOS
- 128 Mb Flash ROM, UEFI AMI BIOS

Manageability
- WOL by PME, PXE

Accessories
- Cables: 2x SATA 6Gb/s cables
- Miscellaneous
* 1 x I/O Shield
* 2 x M.2 anchors

Installation Media
- 1 x Support DVD

Documentation
- 1 x User manual

Operating System:
- Windows 11, Windows 10 64-bit

Form Factor
- microATX
- 24.4cm x 21.1cm