GIGABYTE B660M DS3H DDR4 Mainboard

1. Support for DDR4 3200/3000/2933/2666/2400/2133 MHz memory modules
2. 4 x DDR 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

(Go to GIGABYTE’s website for the latest supported memory speeds and memory modules.)

1. 1 x D-Sub port, supporting a maximum resolution of 1920×1200@60 Hz
2. 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.
3. 1 x DisplayPort, supporting a maximum resolution of 4096×2304@60 Hz
   * Support for DisplayPort 1.2 version and HDCP 2.3
4. 1 x DisplayPort, supporting a maximum resolution of 4096×2304@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

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

Chipset:

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

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.

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

• 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. 2 x USB 2.0/1.1 ports
2. 1 x PS/2 keyboard/mouse port
3. 1 x D-Sub port
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

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 serial port header
15. 1 x parallel port header
16. 1 x S/PDIF Out header
17. 1 x Q-Flash Plus button
18. 1 x reset button
19. 1 x reset jumper
20. 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.