ASUS PRO B660M-C D4-CSM Motherboard

Brand : Asus
Quantity :
    • Intel® LGA 1700 socket : Ready for 12th Gen Intel CoreTM processors

    • ASUS CSM program : A stable motherboard supply, end-of-life notifications, and IT software for business motherboards

    • ASUS Control Center Express : Integrated IT monitoring and management software that simplifies enterprise-level system administration

    • Enhanced system security : A self-recovering BIOS and TPM to safeguard PCs

    • Consistent and reliable performance : High-quality components and rigorous testing to help ensure durability in harsh environments

    • Efficient management and customization : An event log and commercial BIOS kit to enable easy maintenance

    • Better serviceability : Q-LED diagnostic display and COM debug header to facilitate building and support processes

    ASUS PRO B660M-C D4-CSM Motherboard

    ASUS Pro business motherboards provide enhanced features to smooth your IT operations, including comprehensive system protection, 24/7 stability and reliability and an improved management suite for easier customization. Known as the world's biggest and best-known motherboard brand, ASUS provides world-class after-sales service and guaranteed long-term availability to maximize your investment over the product life cycle and offers a high-quality, TCO-optimized solution for your business computing-needs.

    ASUS Corporate Stable Model
    ASUS Corporate Stable Model (CSM) is a commercial program designed to provide stable and reliable motherboards. Offering up to 36-month product lifecycle support and 6-month end-of-life notice to allow sufficient lead times for your organization to get ready for product transitions. Each purchase of an ASUS CSM motherboard comes with ASUS Control Center Express - server-grade IT management software.

    PCIe 4.0
    This business motherboard is specially designed for 12th Gen Intel® Core™ processors and offer PCIe® 4.0 connectivity for storage devices and graphics cards. Wide bandwidth and superfast transmission speeds empower you to create feature-rich builds that deliver optimal performance wherever it’s needed.

    ASUS Self-recovering BIOS

    With ASUS Self-recovering BIOS

    The user simply needs to reboot the system and ASUS Self-recovering BIOS will restore the latest BIOS update.

    Anti-moisture Coating

    Protection against moisture and corrosion
    An innovative moisture-resistant coating protects the motherboard in humid environments, such as factories, libraries, data centers and internet cafes. It also minimizes internal corrosion by preventing adhesion and migration of moisture, prolonging the life of the motherboard.

    ASUS Commercial BIOS Kit

    ASUS understands how important a customized product impacts users' mind share, experience the brand new Commercial BIOS Kit for partial BIOS update solution!

    Remote IT Management

    The onboard SMBUS header* connects to a DASH LAN card for remote IT management. DASH is a desktop and mobile architecture system hardware that allows the motherboard to be managed via the network.

    Q-LED Core

    The Q-LED Core display produces light patterns by power LED during the Power-On Self-Test (POST) that can help users troubleshoot potential issues.

    ASUS COM Debug Header

    This 6-1 pin COM debug header allows for faster and more efficient motherboard troubleshooting. IT administrators can view error and debugging codes to get a better idea of initialization and recovery processes when connecting to a debug card*.

    *Third-party debug card sold separately.

    Box Headers

    All USB headers are box style, enabling fast connector installation and preventing pin damage

    Fixed-position Connectors

    Connector positions on ASUS Business motherboards remain consistent across product generations, protecting training, manufacturing and investments in supporting hardware.



    • Intel® Socket LGA1700 for 12th Gen Intel® Coreâ„¢, Pentium® Gold and Celeron® Processors
    • Intel® Socket LGA1700 for 12th Gen Intel® Coreâ„¢, Pentium® Gold and Celeron® Processors
    • Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0**
    • * Refer to for CPU support list.
    • ** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types.


    • Intel® B660 Chipset


    • 4 x DIMM, Max. 128GB, DDR4 5000(OC)/4800(OC)/4600(OC)/4400(OC)/4266(OC)/4000(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133 Non-ECC, Un-buffered Memory*
    • Dual Channel Memory Architecture
    • Supports Intel® Extreme Memory Profile (XMP)
    • Optimem
    • *Actual Memory data rate support depends on the CPU types and DRAM modules, for more information refer to for the Memory QVL (Qualified Vendors Lists).


    • 2 x DisplayPort**
    • 1 x D-Sub port
    • 1 x HDMI® port***
    • * Graphics specifications may vary between CPU types. Please refer to for any updates.
    • ** Supports max. 4K@60Hz as specified in DisplayPort 1.4.
    • *** Supports 4K@60Hz as specified in HDMI 2.1.

    Expansion Slots

    • Intel® 12th Gen Processors
    • 1 x PCIe 4.0/3.0 x16 slot
    • Intel® B660 Chipset
    • 2 x PCIe 3.0 x1 slots


    • Intel® 12th Gen Processors
    • M.2_1 slot (Key M), type 2242/2260/2280
    • - Intel® 12th Gen processors support PCIe 4.0 x4 mode
    • Intel® B660 Chipset**
    • M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4)
    • 4 x SATA 6Gb/s ports
    • * Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10.
    • ** Intel® Rapid Storage Technology supports Intel® Optane Memory H Series on PCH attached M.2 slots.
    • 1 x Intel® 1Gb Ethernet
    • 1 x Intel® 1Gb Ethernet
    • ASUS LANGuard
    Wireless & Bluetooth
    • M.2 slot only (Key E, CNVi & PCIe)*
    • *Wi-Fi module is sold separately.
    • Rear USB (Total 4 ports)
    • 2 x USB 3.2 Gen 1 ports (2 x Type-A)
    • 2 x USB 2.0 ports (2 x Type-A)
    • Front USB (Total 7 ports)
    • 1 x USB 3.2 Gen 1 connector (suppports USB Type-C®)
    • 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
    • 2 x USB 2.0 headers support additional 4 USB 2.0 ports


    • ALC897
    • Realtek 7.1 Surround Sound High Definition Audio CODEC*
    • - Supports: Jack-detection, Front Panel Jack-retasking
    • - Supports up to 24-Bit/192 kHz playback "
    • * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
    Back Panel I/O Ports
    • 2 x USB 3.2 Gen 1 ports (2 x Type-A)
    • 2 x USB 2.0 ports (2 x Type-A)
    • 2 x DisplayPort
    • 1 x HDMI® port
    • 1 x D-Sub port
    • 1 x Intel® 1Gb Ethernet port
    • 3 x Audio jacks
    • 1 x PS/2 keyboard (purple) port
    • 1 x PS/2 mouse (green) por

    Internal I/O Connectors

    • Fan and cooling related
    • 1 x 4-pin CPU Fan header
    • 2 x 4-pin Chassis Fan headers
    • Power related

    • 1 x 24-pin Main Power connector
    • 1 x 8-pin +12V Power connector
    • Storage related

    • 2 x M.2 slots (Key M)
    • 4 x SATA 6Gb/s ports
    • USB

    • 1 x USB 3.2 Gen 1 connector (suppports USB Type-C®)
    • 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
    • 2 x USB 2.0 headers support additional 4 USB 2.0 ports
    • Miscellaneous

    • 1 x Clear CMOS header
    • 1 x Chassis Intrude header
    • 2 x COM Port headers
    • 1 x Front Panel Audio header (AAFP)
    • 1 x COM debug header
    • 1 x LPT header
    • 1 x Mono-out header(with Amp IC)
    • 1 x M.2 slot (Key E)
    • 1 x SMBUS header
    • 1 x Speaker header
    • 1 x 10-1 pin System Panel header

    Special Features

    • - Box Headers
    • Bespoke Motherboard Design & Business Focused Features
    • - Q-LED Core
    • - ASUS Self Recovering BIOS
    • - ASUS Event Log
    • - ASUS Commercial BIOS kit
    • - Anti-Moisture
    • - 24/7 Reliability
    • - Overcurrent Protection
    • TPM IC onboard

    Software Features

    • ASUS Exclusive Software
    • IT Management software supported
    • - ASUS Control Center Express(ACCE)


    • 128Mb Flash ROM


    • WOL by PME, PXE


    • Cables
    • 2 x SATA 6Gb/s cables
    • Miscellaneous
    • 1 x I/O Shield
    • 1 x M.2 SSD screw package
    • 1 x M.2 Key E screw package
    • Installation Media
    • 1 x Support DVD
    • Documentation
    • 1 x ACC Express Activation Key Card
    • 1 x User guide

    Operating System

    • Windows® 11 64-bit, Windows® 10 64-bit

    Form Factor

    • microATX
    • 24.4cm x 24.4cm