GIGABYTE B660M DS3H AX DDR4 12th Gen Micro ATX Motherboard

LGA1700 socket: Support for 12th Generation Intel Core, Pentium Gold and Celeron Processors
L3 cache varies with CPU

Intel B660 Express Chipset

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

Micro ATX Form Factor; 24.4cm x 24.4cm

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.)
2 x PCI Express x1 slots
(The PCIEX1 slots conform to PCI Express 3.0 standard.)

DDR4

4 x DDR DIMM sockets

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
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

up to 128 GB (32 GB single DIMM capacity) of system memory

Integrated Graphics Processor-Intel HD Graphics support:
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.
Support for up to 3 displays at the same time

1 x HDMI port

2 x DisplayPort

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

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

Intel Wi-Fi 6 AX201 (For PCB rev. 1.0)
WIFI a, b, g, n, ac, ax, supporting 2.4/5 GHz Dual-Band
BLUETOOTH 5.2
Support for 11ax 160MHz wireless standard and up to 2.4 Gbps data rate

Intel Wi-Fi 6 AX200 (For PCB rev. 1.1)
WIFI a, b, g, n, ac, ax, supporting 2.4/5 GHz Dual-Band
BLUETOOTH 5.2
Support for 11ax 160MHz wireless standard and up to 2.4 Gbps data rate

Intel Wi-Fi 6E AX211 (For PCB rev. 1.2)
WIFI a, b, g, n, ac, ax, supporting 2.4/5/6 GHz carrier frequency bands
BLUETOOTH 5.2
Support for 11ax 160MHz wireless standard and up to 2.4 Gbps data rate

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

3 x audio jacks

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 S/PDIF Out header
1 x Q-Flash Plus button
1 x reset button
1 x reset jumper
1 x Clear CMOS jumper

1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0 module only)

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)
cFosSpeed

3 years