Gigabyte B660M GAMING X AX DDR5 (rev. 1.0) Micro ATX Motherboard

Brand : Gigabyte
Quantity :
    • Supports 12th Gen Intel® Core™ Series Processors​​
    • Dual Channel Non-ECC Unbuffered DDR4, 4 DIMMs​​
    • 8+1+1 Hybrid Digital VRM Design with DrMOS*​​
    • Fully Covered Thermal Design with High Coverage VRM Heatsinks​
    • WIFI 6 802.11ax 2T2R & BT5 with AERO Antenna​
    • Fast 2.5 GbE GAMING LAN with Bandwidth Management​​
    • Dual Ultra-Fast NVMe PCIe 4.0 x4 M.2 with Thermal Guard
    • USB 3.2 Gen 2 Type-C® for Fast and Versatile Connections​
    • Pre-installed IO Shield for easy and quick installation​
    • High Quality Audio Capacitors and Audio Noise Guard​
    • RGB FUSION 2.0 supports Addressable LED & RGB LED Strips​​
    • Smart Fan 6 Features Multiple Temperature Sensors , Hybrid Fan Headers with FAN STOP​​
    • Q-Flash Plus Update BIOS without Installing the CPU, Memory and Graphics Card​​
    *DrMOS adopted only on Vcore/Vgt phase counts.

    Gigabyte B660M GAMING X AX DDR5 (rev. 1.0) Micro ATX Motherboard

    Intel® B660 GAMING Motherboard with 8+1+1 Phases Hybrid Digital VRM Design*, DDR5 XTREME MEMORY Design , Fully Covered Thermal Design , 2 x PCIe 4.0 M.2 with Thermal Guard, 2.5GbE Gaming LAN, WIFI 6 802.11ax, Front USB 3.2 Gen 2 Type-C®, RGB FUSION 2.0, Q-Flash Plus


    With technology moving so fast, GIGABYTE still keep up with the latest trends and provide our customers with advanced features and latest technology. GIAGBYTE B660 Series motherboards come with upgraded power solution, latest storage standards and outstanding connectivity to enable optimize performance for gaming.


    GIGABYTE B660 Motherboards feature the latest DDR5 architecture and XMP 3.0 capability. The new DDR5 memory technology brings 50% more bandwidth to the platform and increases the system performance drastically by implementing Unlocked Native DDR5 Voltage, Xtreme Memory Routing and reliable SMD slot. In addition to the hardware upgrades, the user friendly UI provides full functionality to overclock higher with exclusive DDR5 tuning capability.


    GIGABYTE B660 Series Motherboards let you experience ultimate connection flexibility and blazing data-transfer speed with next generation network and storage connectivity.


    GIGABYTE motherboards bundle several useful and intuitive software to help users to control every aspect of motherboard and provide customizable lighting effect with outstanding aesthetics to fit your unique personality.


    GIGABYTE Ultra Durable features its product durability and high-quality manufacturing process. GIGABYTE motherboards use the best components and reinforce every slots to make each of them solid and durable.


    • CPU

      1. LGA1700 socket : Support for 12th Generation Intel® Core, Pentium® Gold and Celeron® Processors*

      2. L3 cache varies with CPU

      * Please refer to "CPU Support List" for more information.

    • Chipset

      1. Intel® B660 Express Chipset

    • Memory

      1. Support for DDR5 5600(O.C.) / 5400(O.C.) / 5200(O.C.) /4800/4000 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

      (Please refer "Memory Support List" for more information.)

    • Onboard Graphics

      Integrated Graphics Processor-Intel® HD Graphics support:

      1. 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.

      2. 1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz

        * Support for DisplayPort 1.2 version and HDCP 2.3

      (Graphics specifications may vary depending on CPU support.)

    • Audio

      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. Please visit GIGABYTE's website for details on configuring the audio software.

      4. Support for S/PDIF Out

    • LAN

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

    • Wireless Communication module

      Intel® Wi-Fi 6E AX211 (For PCB rev. 1.0)

      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

        * Actual data rate may vary depending on environment and equipment.

    • Expansion Slots

      1. 1 x PCI Express x16 slot, running at x16 (PCIEX16)

        * For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.

        (The PCIEX16 slot conforms to PCI Express 4.0 standard.)

      2. 1 x PCI Express x16 slot, running at x4 (PCIEX4)

        (The PCIEX4 slot conforms to PCI Express 3.0 standard.)

    • Multi-Graphics Technology

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

    • Storage Interface


      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 2260/2280/22110 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 connectors supported by the Chipset.

    • USB


      1. 1 x USB Type-C® port with USB 3.2 Gen 2 support, available through the internal USB header

      2. 5 x USB 3.2 Gen 1 ports (3 ports on the back panel, 2 ports available through the internal USB header)

      3. 1 x USB 2.0/1.1 port on the back panel

      Chipset+2 USB 2.0 Hubs:

      1. 8 x USB 2.0/1.1 ports (4 ports on the back panel, 4 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. 2 x addressable LED strip headers

      6. 2 x RGB LED strip headers

      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 Type-C® header, with USB 3.2 Gen 2 support

      12. 1 x USB 3.2 Gen 1 header

      13. 2 x USB 2.0/1.1 headers

      14. 1 x S/PDIF Out header

      15. 2 x Thunderbolt add-in card connectors

      16. 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0 module only)

      17. 1 x serial port header

      18. 1 x reset button

      19. 1 x Q-Flash Plus button

      20. 1 x reset jumper

      21. 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.

    • Back Panel Connectors

      1. 3 x USB 3.2 Gen 1 ports

      2. 5 x USB 2.0/1.1 ports

      3. 2 x SMA antenna connectors (2T2R)

      4. 1 x HDMI 2.1 port

      5. 1 x DisplayPort

      6. 1 x RJ-45 port

      7. 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

        * Whether the fan speed control function is supported will depend on the fan you install.

    • BIOS

      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.



        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

    • Bundled Software

      1. Norton® Internet Security (OEM version)

      2. LAN bandwidth management software

    • 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