GIGABYTE B660M GAMING DDR4 Motherboard

CPU

L3 cache varies with CPU

Chipset

Intel® B660M Express Chipset

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 non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules

Support for Extreme Memory Profile (XMP) memory modules

Onboard Graphics

1 x HDMI port, supporting a maximum resolution of 4096×2160@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 4096×2304@60 Hz

* Support for DisplayPort 1.2 version and HDCP 2.3

(Graphics specifications may vary depending on CPU support.)

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

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.)

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 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.

USB

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

Internal I/O Connectors

24-pin ATX main power connector *1

8-pin ATX 12V power connector *1

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

front panel header

front panel audio header

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)

serial port header

S/PDIF Out header

 Q-Flash Plus button

reset button

reset jumper

 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

D-Sub port

HDMI port

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

B660M

I/O Controller

iTE® I/O Controller Chip

H/W Monitoring

Voltage detection

Temperature detection

detection Fan speed

warning Fan fail

control Fan speed
* 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 B660M

Unique Features

Support for APP Center
@BIOS
EasyTune
Fast Boot
Game Boost
ON/OFF Charge
RGB Fusion
Smart Backup
System Information Viewer

Q-Flash Plus Support

Q-Flash Support

Xpress Install Support

Bundled Software

Realtek®8125 Gaming LAN Bandwidth Control Utility

Support for Windows 11 64-bit

Support for Windows 10 64-bit

Form Factor

Micro ATX Form Factor; 24.4cm x 22.5cm B660M