B660M GAMING DDR4 (rev. 1.0)

LGA1700 socket: Support for 12th Generation Intel® Core™, Pentium® Gold and Celeron® Processors*
L3 cache varies with CPU
* Please refer to "CPU Support List" for more information.

1700

Intel B660

Support for DDR4 5333(O.C.)/ DDR4 5133(O.C.)/DDR4 5000(O.C.)/4933(O.C.)/4800(O.C.)/ 4700(O.C.)/ 4600(O.C.)/ 4500(O.C.)/ 4400(O.C.)/ 4300(O.C.)/4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3800(O.C.) / 3733(O.C.) / 3666(O.C.) / 3600(O.C.) / 3466(O.C.) / 3400(O.C.) / 3333(O.C.) / 3300(O.C.) / 3200/3000/2933/2666/2400/2133 MHz memory modules
2 x DDR4 DIMM sockets supporting up to 64 GB (32 GB single DIMM capacity) of system memory
Dual channel memory architecture
Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode)
Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for Extreme Memory Profile (XMP) memory modules
(Please refer "Memory Support List" for more information.)

DDR4

3200 / 3000 / 2933 / 2666 / 2400 / 2133 MHz

2 Slots

Integrated Graphics Processor-Intel® HD Graphics support:
1 x D-Sub port, supporting a maximum resolution of 1920x1200@60 Hz
1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz
* Support for HDMI 2.1 version and HDCP 2.3.
** Support native HDMI 2.1 TMDS compatible ports.
1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz
* Support for DisplayPort 1.2 version and HDCP 2.3
(Graphics specifications may vary depending on CPU support.)
Support for up to 3 displays at the same time

None

Realtek® Audio CODEC
High Definition Audio
2/4/5.1/7.1-channel
* To configure 7.1-channel audio, you need to open the audio software and select Device advanced settings > Playback Device to change the default setting first.

1 x PCI Express x16 slot, running at x16
(The PCIEX16 slot conforms to PCI Express 4.0 standard.)
1 x PCI Express x1 slot
(The PCIEX1 slot conforms to PCI Express 3.0 standard.)

CPU:
1 x M.2 connector (Socket 3, M key, type 2260/2280 PCIe 4.0 x4/x2 SSD support) (M2A_CPU)
Chipset:
1 x M.2 connector (Socket 3, M key, type 2260/2280 PCIe 4.0 x4/x2 SSD support) (M2P_SB)
4 x SATA 6Gb/s connectors
Support for SATA RAID 0, RAID 1, RAID 5, and RAID 10
Intel® Optane™ Memory Ready
* System acceleration with Intel® Optane™ Memory can only be enabled on the M.2 connectors supported by the Chipset.

Chipset:
1 x USB Type-C® port on the back panel, with USB 3.2 Gen 1 support
5 x USB 3.2 Gen 1 ports (3 ports on the back panel, 2 ports available through the internal USB header)
2 x USB 2.0/1.1 ports on the back panel
Chipset+2 USB 2.0 Hubs:
4 x USB 2.0/1.1 ports available through the internal USB headers

1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
1 x CPU fan header
3 x system fan headers
1 x addressable LED strip header
1 x RGB LED strip header
2 x M.2 Socket 3 connectors
4 x SATA 6Gb/s connectors
1 x front panel header
1 x front panel audio header
1 x USB 3.2 Gen 1 header
2 x USB 2.0/1.1 headers
1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0 module only)
1 x serial port header
1 x S/PDIF Out header
1 x Q-Flash Plus button
1 x reset button
1 x reset jumper
1 x Clear CMOS jumper
?All fan headers are subject to support AIO_Pump, Pump and high performance fan with the capability of delivering up to 2A/12V @ 24W.

2 x USB 2.0/1.1 ports
1 x PS/2 keyboard/mouse port
1 x D-Sub port
1 x HDMI port
1 x DisplayPort
3 x USB 3.2 Gen 1 ports
1 x USB Type-C® port, with USB 3.2 Gen 1 support
1 x RJ-45 port
3 x audio jacks

Realtek^® 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps)

None

Micro ATX Form Factor; 24.4cm x 22.5cm

Voltage detection
Temperature detection
Fan speed detection
Fan fail warning
Fan speed control
* Whether the fan speed control function is supported will depend on the cooler you install.

1 x 256 Mbit flash
Use of licensed AMI UEFI BIOS
PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

Support for APP Center
* Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
@BIOS
EasyTune
Fast Boot
Game Boost
ON/OFF Charge
RGB Fusion
Smart Backup
System Information Viewer
Support for Q-Flash Plus
Support for Q-Flash
Support for Xpress Install

Norton® Internet Security (OEM version)
Realtek® Gaming LAN Bandwidth Control Utility

Support for Windows 11 64-bit
Support for Windows 10 64-bit