B660 A MASTER DDR4
 
  • CPU
    CPU
    1. LGA1700 socket: Support for the 14th, 13th, and 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
    Chipset
    1. Intel® B660 Express Chipset
  • Memory
    Memory
    1. 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. 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
    (Please refer "Memory Support List" for more information.)
  • Onboard Graphics
    Onboard Graphics
    Integrated Graphics Processor-Intel® HD Graphics support:
    1. 1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz
      * Support for DisplayPort 1.2 version and HDCP 2.3
    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
    (Graphics specifications may vary depending on CPU support.)
  • Audio
    Audio
    1. Realtek® ALC1220-VB CODEC
      * The back panel line out jack supports DSD audio.
    2. High Definition Audio
    3. 2/4/5.1/7.1-channel
    4. Support for S/PDIF Out
  • LAN
    LAN
    1. Intel® 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps)
  • Wireless Communication module
    Wireless Communication module
    WIFI Module
    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
      * Actual data rate may vary depending on environment and equipment.
  • Expansion Slots
    Expansion Slots
    1. 1 x PCI Express x16 slot, running at x16 (PCIEX16)
      (The PCIEX16 slot conforms to PCI Express 4.0 standard.)
    2. 1 x PCI Express x16 slot, running at x4 (PCIEX4)
      * The PCIEX4 slot shares bandwidth with the M2M_SB connector. The PCIEX4 slot becomes unavailable when a device is installed in the M2M_SB connector.
    3. 1 x PCI Express x16 slot, running at x1 (PCIEX1)
      (The PCIEX4 and PCIEX1 slots conform to PCI Express 3.0 standard.)
  • Multi-Graphics Technology
    Multi-Graphics Technology
    1. Support for AMD Quad-GPU CrossFire™ and 2-Way AMD CrossFire™ technologies
  • Storage Interface
    Storage Interface
    CPU:
    1. 1 x M.2 connector (Socket 3, M key, type 2260/2280/22110 PCIe 4.0 x4/x2 SSD support) (M2A_CPU)
    Chipset:
    1. 1 x M.2 connector (Socket 3, M key, type 2260/2280/22110 PCIe 4.0 x4/x2 SSD support) (M2P_SB)
    2. 1 x M.2 connector (Socket 3, M key, type 2260/2280/22110 PCIe 3.0 x4/x2 SSD support) (M2M_SB)
    3. 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
    USB
    Chipset:
    1. 1 x USB Type-C® port on the back panel, with USB 3.2 Gen 2x2 support
    2. 1 x USB Type-C® port with USB 3.2 Gen 2 support, available through the internal USB header
    3. 1 x USB 3.2 Gen 2 Type-A port (red) on the back panel
    4. 4 x USB 2.0/1.1 ports available through the internal USB headers
    Chipset+2 USB 3.2 Gen 1 Hubs:
    1. 6 x USB 3.2 Gen 1 ports (4 ports on the back panel, 2 ports available through the internal USB header)
    Chipset+USB 2.0 Hub:
    1. 4 x USB 2.0/1.1 ports on the back panel
  • Internal I/O Connectors
    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 4-pin ATX 12V power connector
    4. 1 x CPU fan header
    5. 1 x water cooling CPU fan header
    6. 4 x system fan headers
    7. 2 x system fan/water cooling pump headers
    8. 2 x addressable LED strip headers
    9. 2 x RGB LED strip headers
    10. 3 x M.2 Socket 3 connectors
    11. 4 x SATA 6Gb/s connectors
    12. 1 x front panel header
    13. 1 x front panel audio header
    14. 1 x USB Type-C® header, with USB 3.2 Gen 2 support
    15. 1 x USB 3.2 Gen 1 header
    16. 2 x USB 2.0/1.1 headers
    17. 1 x noise detection header
    18. 2 x Thunderbolt™ add-in card connectors
    19. 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0 module only)
    20. 1 x reset button
    21. 1 x Q-Flash Plus button
    22. 1 x reset jumper
    23. 2 x temperature sensor headers
    24. 1 x Clear CMOS jumper
  • Back Panel Connectors
    Back Panel Connectors
    1. 1 x USB Type-C® port, with USB 3.2 Gen 2x2 support
    2. 1 x USB 3.2 Gen 2 Type-A port (red)
    3. 4 x USB 3.2 Gen 1 ports
    4. 4 x USB 2.0/1.1 ports
    5. 2 x SMA antenna connectors (2T2R)
    6. 1 x DisplayPort
    7. 1 x HDMI 2.0 port
    8. 1 x RJ-45 port
    9. 1 x optical S/PDIF Out connector
    10. 5 x audio jacks
  • I/O Controller
    I/O Controller
    1. iTE® I/O Controller Chip
  • H/W Monitoring
    H/W Monitoring
    1. Voltage detection
    2. Temperature detection
    3. Fan speed detection
    4. Water cooling flow rate detection
    5. Fan fail warning
    6. Fan speed control
      * Whether the fan (pump) speed control function is supported will depend on the fan (pump) you install.
    7. Noise detection
  • BIOS
    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
    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
  • Bundled Software
    Bundled Software
    1. Norton® Internet Security (OEM version)
    2. cFosSpeed
  • Operating System
    Operating System
    1. Support for Windows 11 64-bit
    2. Support for Windows 10 64-bit
  • Form Factor
    Form Factor
    1. ATX Form Factor; 30.5cm x 24.4cm

* The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI Trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.
* The entire materials provided herein are for reference only. GIGABYTE reserves the right to modify or revise the content at anytime without prior notice.
* Advertised performance is based on maximum theoretical interface values from respective Chipset vendors or organization who defined the interface specification. Actual performance may vary by system configuration.
* All trademarks and logos are the properties of their respective holders.
* Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual memory size is less than the stated amount.