Mainboard Gigabyte B660M DS3H AX DDR4

• LGA1700 socket: Support for 12th Generation Intel^® Core™ i9 processors/Intel^® Core™ i7 processors/Intel^® Core™ i5 processors
• L3 cache varies with CPU

1. Intel^® B660 Express Chipset

1. Support for DDR4 3200/3000/2933/2666/2400/2133 MHz
2. 4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory
3. Dual channel memory architecture
4. Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode)
5. Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
6. Support for Extreme Memory Profile (XMP) memory modules

1. 1 x D-Sub port, supporting a maximum resolution of 1920x1200@60 Hz
2. 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.
3. 1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz
   * Support for DisplayPort 1.2 version and HDCP 2.3
4. 1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz
   * Support for DisplayPort 1.2 version.

1. Realtek^® Audio CODEC
2. High Definition Audio
3. 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. Intel^® 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps)

1. WIFI a, b, g, n, ac, ax, supporting 2.4/5 GHz Dual-Band
2. BLUETOOTH 5.2
3. Support for 11ax 160MHz wireless standard and up to 2.4 Gbps data rate

1. WIFI a, b, g, n, ac, ax, supporting 2.4/5 GHz Dual-Band
2. BLUETOOTH 5.2
3. Support for 11ax 160MHz wireless standard and up to 2.4 Gbps data rate

1. WIFI a, b, g, n, ac, ax, supporting 2.4/5/6 GHz carrier frequency bands
2. BLUETOOTH 5.2
3. Support for 11ax 160MHz wireless standard and up to 2.4 Gbps data rate

Expansion Slots

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

1. Support for AMD Quad-GPU CrossFire™ and 2-Way AMD CrossFire™ technologies

1. 1 x M.2 connector (Socket 3, M key, type 2260/2280 PCIe 4.0 x4/x2 SSD support) (M2A_CPU)

1. 1 x M.2 connector (Socket 3, M key, type 2260/2280 PCIe 4.0 x4/x2 SSD support) (M2P_SB)
2. 4 x SATA 6Gb/s connectors

1. 1 x USB Type-C^® port on the back panel, with USB 3.2 Gen 2 support
2. 5 x USB 3.2 Gen 1 ports (3 ports on the back panel, 2 ports available through the internal USB header)
3. 2 x USB 2.0/1.1 ports on the back panel

1. 4 x USB 2.0/1.1 ports available through the internal USB headers

Internal I/O Connectors

1. 1 x 24-pin ATX main power connector
2. 1 x 8-pin ATX 12V power connector
3. 1 x CPU fan header
4. 3 x system fan headers
5. 1 x addressable LED strip header
6. 1 x RGB LED strip header
7. 2 x M.2 Socket 3 connectors
8. 4 x SATA 6Gb/s connectors
9. 1 x front panel header
10. 1 x front panel audio header
11. 1 x USB 3.2 Gen 1 header
12. 2 x USB 2.0/1.1 headers
13. 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0 module only)
14. 1 x S/PDIF Out header
15. 1 x Q-Flash Plus button
16. 1 x reset button
17. 1 x reset jumper
18. 1 x Clear CMOS jumper

Back Panel Connectors

1. 2 x USB 2.0/1.1 ports
2. 1 x PS/2 keyboard/mouse port
3. 2 x SMA antenna connectors (2T2R)
4. 1 x HDMI port
5. 2 x DisplayPorts
6. 3 x USB 3.2 Gen 1 ports
7. 1 x USB Type-C^® port, with USB 3.2 Gen 2 support
8. 1 x RJ-45 port
9. 3 x audio jacks

I/O Controller

1. iTE^® I/O Controller Chip

H/W Monitoring

1. Voltage detection
2. Temperature detection
3. Fan speed detection
4. Fan fail warning
5. Fan speed control

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

Unique Features

1. 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
2. Support for Q-Flash Plus
3. Support for Q-Flash
4. Support for Xpress Install

Bundle Software

1. Norton^® Internet Security (OEM version)
2. cFosSpeed

Operating System

1. Support for Windows 11 64-bit
2. Support for Windows 10 64-bit

Form Factor

1. Micro ATX Form Factor; 24.4cm x 24.4cm