GIGABYTE B660M DS3H AX DDR4/LGA 1700/mATX

Chipset: Intel B660 Express Chipset

Size: Micro ATX (24.4cm x 24.4cm)
Processor Support: 12th Generation Intel Core, Pentium Gold and Celeron Processors
Processor socket: LGA 1700

Memory positions: 4 x DDR DIMMs, Dual channel memory architecture
Memory support: DDR4 5333 (OC)/DDR4 5133 (OC)/DDR4 5000 (OC)/4933 (OC)/4800 (OC)/4700 (OC)/4600 (OC)/4500 (OC)/4400 (OC) )/4300 (OC)/4266 (OC)/4133 (OC)/4000 (OC)/3866 (OC)/3800 (OC)/3733 (OC)/3666 (OC)/3600 (OC)/3466 (OC) )/3400 (OC)/3333 (OC)/3300 (OC)/3200/3000/2933/2666/2400/2133 MHz
Max. RAM size: 128 GB
Support for memory type: ECC, XMP

Graphics card: (Intel HD Graphics)

• 1 x HDMI 2.1 port - 4096x2160 @ 60 Hz
• 2 x DisplayPort 1.2 - 4096x2304 @ 60 Hz

Sound card: Realtek Audio CODEC

• 2/4/5.1/7.1-channel

Network card:

• Realtek 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps)
• WIFI a, b, g, n, ac, ax
• Bluetooth 5.2

Expansion slots:

• 1 x PCI Express x16 slot, running at x16 (PCI Express 4.0 standard)
• 2 x PCI Express x1 slots (PCI Express 3.0 standard)

RAID controller: RAID 0, RAID 1, RAID 5, and RAID 10

SATA: 4 x SATA 6Gb/s connectors

M.2: 2 x M.2 Socket 3 connectors

USB:

• Internal:
• 1 x USB 3.2 Gen 1 header
• 2 x USB 2.0/1.1 headers
• External:
• 3 x USB 3.2 Gen 1 ports
• 1 x USB Type-C port, with USB 3.2 Gen 2 support
• 2 x USB 2.0/1.1 ports

Internal ports:

• 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

External ports:

• 2 x USB 2.0/1.1 ports
• 1 x PS/2 keyboard/mouse port
• 2 x SMA antenna connectors (2T2R)
• 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

BIOS: AMI UEFI BIOS, 1 x 256 Mbit flash

Manufacturer site: http://www.gigabyte.com/Motherboard/B660M-DS3H-AX-DDR4-rev-1x#kf