B660M DS3H DDR4

Intel® B660 Motherboard with 6+2+1 Phases Hybrid Digital VRM with MOS Heatsink, 2 x PCIe 4.0 M.2 with Thermal Guard, 2.5GbE LAN, Rear USB 3.2 Gen 2 Type-C®, RGB FUSION 2.0, Q-Flash Plus

• Supports 12th Gen Intel® Core™ Series Processors
• Dual Channel Non-ECC Unbuffered DDR4, 4 DIMMs
• 6+2+1 Phases Hybrid Digital VRM with MOS Heatsink
• Fast 2.5 GbE LAN with Bandwidth Management
• Dual Ultra-Fast NVMe PCIe 4.0 x4 M.2 with Thermal Guard
• Rear SuperSpeed USB 3.2 Gen 2 TYPE-C® for Fast and Versatile Connections
• High Quality Audio Capacitors and Audio Noise Guard
• RGB FUSION 2.0 supports Addressable LED & RGB LED Strips
• Smart Fan 6 Features Multiple Temperature Sensors, Hybrid Fan Headers with FAN STOP
• Q-Flash Plus Update BIOS without Installing the CPU, Memory and Graphics Card

CPU

LGA1700 socket: Support for 12th Generation Intel® Core™ i9 processors/Intel® Core™ i7 processors/Intel® Core™ i5 processors
L3 cache varies with CPU
(Please refer to "CPU Support List" for more information.)

Chipset

Intel® B660 Express Chipset

Memory

Support for DDR4 3200/3000/2933/2666/2400/2133 MHz memory modules
4 x DDR DIMM sockets supporting up to 128 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
(Go to GIGABYTE's website for the latest supported memory speeds and memory modules.)

Onboard Graphics

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
1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz
* Support for DisplayPort 1.2 version.
(Graphics specifications may vary depending on CPU support.)

Support for up to 4 displays at the same time

Audio

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.

LAN

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

Expansion Slots

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

Storage Interface

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 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 connector supported by the Chipset.

USB

Chipset:
1 x USB Type-C® port on the back panel, with USB 3.2 Gen 2 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

Internal I/O Connectors

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 parallel 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.

Back Panel Connectors

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

I/O Controller

iTE® I/O Controller Chip

H/W Monitoring

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.

BIOS

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

Unique Features

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

Operating System

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

Form Factor

Micro ATX Form Factor; 24.4cm x 24.4cm