PRIME B250M-A/CSM

    PRIME B250M-A/CSM

    Intel LGA-1151 mATX motherboard with LED lighting, DDR4 2400MHz, dual M.2, Intel Optane memory ready, HDMI, SATA 6Gb/s, USB 3.0

    • 5X Protection III: Multiple hardware safeguards for all-round protection
    • Dual native M.2: Lightning-fast storage speeds
    • USB Type-C: Convenient reversible connectivity
    • Intel® Optane™ memory ready: Exploit the latest high-speed storage technology
      About ASUS Corporate Stable Model

      ASUS Corporate Stable Model (CSM) is a commercial program designed to provide stable, reliable motherboards and mini PCs for businesses of all sizes. ASUS CSM offers up to 36-month product lifecycle support and a six-month end-of-life notice to allow sufficient lead times for your organization to get ready for product transitions. Additionally, each purchase of an ASUS CSM product comes with ASUS Control Center Classic Edition, server-grade IT management software — a $60 value.
      * Lifecycle support for consumer chipsets (eg. H270, B350) is set at 15 months. Program offerings may vary by region. Please consult your local sales representative for more information.

      For more information, please visit at ASUS Corporate Stable Model

      About ASUS Control Center
      Optimize IT endpoint management

      ASUS Control Center (ACC) is a centralized platform designed to assist IT staff in monitoring and controlling devices within their corporate networks, and facilitate inventory checking in multiple locations remotely to help safeguard against potential issues. Its detailed dashboard provides real-time data to identify system failures and efficiently improve productivity, as well as perform timely asset management checking.

      Automate IT maintenance

      ASUS Control Center (ACC) allows IT staff to schedule automatic updates of the latest BIOS, software and utilities to specific or all devices at off-peak times, enhancing system stability and IT operational flexibility. ACC is designed to enhance power management by setting up power caps to optimize energy usage and reduce outage risks. ACC also automatically notifies IT staff in the event of unusual conditions or changes to any device, allowing for faster resolution of potential issues.

      Securely manage all of your endpoints

      Security is exceptionally vital in any business environment. ASUS Control Center (ACC) helps IT staff securely manage endpoint configuration, portable storage access and PC software applications by enabling them to create grouping rules on individual devices. ACC prevents unauthorized system access by providing remote disablement of the Registry Editor, blocking USB storage for all nodes at once and monitoring client device status, and providing automatic reboots via watchdog programs.

      For more information, please visit at ASUS Control Center

      1 VGA Port
      2 DVI-D Port
      3 5Gb/s USB Type-C
      4 HDMI
      5 USB 3.0 Ports
      6 LAN
      7 Audio
      8 PCI Express 3.0(GEN3)
      CFX Support
      ASUS SafeSlot Core Support
      9

      Audio Features

      • LED-Illuminated Design
      • Audio Shielding
      • Dedicated audio PCB Layers
      • Premium Japanese Audio Capacitors
      10 DIGI+VRM & EPU
      11 4 X DDR4 Slots
      12 Support 14nm CPU
      Intel® LGA 1151 Socket
      14 32Gb/s M.2 x 4 Support
      15 SATA 6.0Gb/s Ports
      16 Intel® B250 Chipset
      17 32Gb/s M.2 x 4 Support
      Intel® OptaneTM Memory Ready
      18 2 x Front USB 3.0
      Multi-GPU Support

      Multi-GPU Support

      Work with up to 3 Display

      Works With Up To 3 Displays

      ASUS Prime is the next evolution of the ASUS motherboard, born of a pedigree that stretches back to 1989. Our team of world-class engineers are passionate about empowering everyone to enjoy the benefits of customization and tuning, and the driving force behind the development of Prime is to make advanced enthusiast controls easily accessible — maximizing performance, stability and compatibility for the very best DIY PC experiences. Simply stated: it's time for Prime.

      Reliable Stability and Compatibility
      Built to Last
      ASUS is the world's foremost motherboard manufacturer, renowned for our unique Design Thinking approach. Our exhaustive testing exceeds industry standards, supported by high-quality components for exceptional real-world protection. Our motherboards are proven to be compatible with more than 1,000 components and devices, and each new model undergoes a minimum of 8,000 hours of strict validation. ASUS gives you the peace of mind of knowing that your motherboard is fit for all environments and applications. By choosing ASUS, you also gain the freedom to select outstanding component options, for trouble-free DIY experiences.

      5X

      Protection III

      Hardware safeguards to ensure long-term durability.

      520+

      DDR4 Compatibility

      Industry-leading DDR4 memory compatibility for best flexibility and reassurance.

      1000+

      Compatible Devices

      Compatibility with a range of CPUs, memory modules, graphics cards and more.

      8000+

      Validation Hours

      Extensive testing with latest components for enhanced reliability, compatibility and safety.

      Prime 200 motherboards are engineered with industry-leading 5X Protection III, employing the finest components, excellent circuit design, and exacting standards to guarantee the quality and long-term durability of your motherboard. That means exceptional protection and stability for your build — thanks to decades of engineering experience from the world's leading motherboard brand.

      SafeSlot Core
      Fortified PCIe with solid soldering
      SafeSlot Core is the ASUS-exclusive PCIe slot. Featuring a fortified design that's anchored to the motherboard by a special hook, Safeslot Core provides 1.6x stronger retention and 1.3x greater shearing resistance than standard expansion slots.

      ASUS Prime motherboards have strengthened solder points around both the PCIe and DIMM pins.

      LANGuard
      Pumped-up throughput. 2.5x higher surge tolerance.
      ASUS LANGuard is hardware-level networking protection that employs signal-coupling technology and premium anti-EMI surface-mounted capacitors to ensure a more reliable connection and better throughput, plus electrostatically guarded and surge-protected components for greater tolerance to static electricity and improved protection against surges.
      * ESD result is undertaken by individual LANGaurd

      EMI cover

      Anti-EMI
      surface-mounted
      capacitors


      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      Overvoltage Protection
      World-class circuit-protecting power design
      An exclusive circuit design with built-in voltage regulators to protect your chipset, connectivity ports, and audio codecs from damage caused by unexpected high-level voltages from unstable or inferior power supplies. * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      DIGI+ VRM

      Precision control for stable power
      ASUS-exclusive DIGI+ VRM intelligently delivers power to the processor based on real-time demands, reducing energy waste and improving system stability.

      DRAM Overcurrent Protection

      Short-circuit damage prevention
      Onboard resettable fuses prevent overcurrent and short-circuit damage. This extends beyond I/O ports to DRAM to safeguard the lifespan of your system and connected devices.

      Stainless-Steel Back I/O

      3x corrosion-resistance for greater durability
      Corrosion-resistant stainless-steel back I/O panels bonded with chromium oxide have a lifespan that's three times longer than ordinary panels.

      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      ESD Guards
      Electrostatic discharge protection
      ASUS ESD Guards prevent damage from electrostatic discharge, up to +/- 10kV for air discharge and +/- 6kV for contact discharge, arranged in an active-protective-circuit design that prolongs the life of components.
      1
      LAN port
      ESD TVS diode protection on the LAN circuit.
      2
      USB connectors
      TVS diodes for surface-mount and dual-inline packages.
      3
      VGA connectors
      Additional on-circuit ESD TVS diodes to protect D-Sub functionality.
      4
      Keyboard and mouse connectors
      Additional on-circuit ESD transient-voltage-suppression diodes.

      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      Proven Compatibility
      Tested to be compatible with 1,000+ CPUs, DDR4 memory modules, graphics cards and more
      Having the freedom to pick and choose the parts that go into your machine is at the heart of PC DIY. Our extensive certification program focuses on providing the very best compatibility with the widest range of components and devices, giving you the freedom to build and upgrade without frustration. Compatible today and compatible far into the future – that's the ASUS way.
      Extensive List of Supported Devices
      View supported devices and Qualified Vendor List for compatible memory
      The superior compatibility of Prime 200 series is evidenced by our extensive list of supported devices — which includes thousands of compatible components — and our Qualified Vendor List that identifies memory compatibility. That means more choices for worry-free PC-building experiences.
      Great Compatibility
      with ASUS Products
      ASUS offers a suite of proprietary components — graphics cards, sound cards, optical drives — that perfectly complement the Prime 200 series, so you can complete your custom motherboard build with confidence!

      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      Top-to-bottom Reliability
      ASUS motherboards have superb endurance. We verify this by subjecting every board to more than 8,000 hours of stringent tests. A barrage of burn-in, environmental, compatibility, software and safety tests confirm that our motherboards are exceptionally robust. It also shows that ASUS reliability surpasses industry standards, ensuring that every component is designed to function flawlessly in any environment.
      8000+
      VALIDATION HOURS
      Temperature and Humidity Test
      Ensures components withstand extreme conditions.
      Thermal Measurement Test
      Ensures that the system remains cool and stable under the heaviest loads.
      Insertion Test
      Every port and connector is put through repeated installation cycles.
      Aging Test
      Up to 48-hour aging test ensures reliability.
      Power Consumption Test
      Checked for world-class energy efficiency.
      Temperature and DC Margin Test
      Ensures that the motherboard is capable of coping with Voltage fluctuations caused by varying temperatures.
      Thermal Shock Test
      Ensures ability to survive temperature changes during transportation.
      Non-Operation Shock Test
      Built to withstand jolts that may occur during shipping.
      Burn-In Test
      Every component is checked to ensure flawless operation in any environment.
      Installation Test
      Connector placement is double-checked to ensure hassle-free installation.
      Drop Test
      Drop tests from various heights ensure durability.
      Salt and Spray Test
      Tested for I/O reliability, prolonged lifespan and rust-resistance.
      Superb Performance
      DDR4 Support
      With DDR4, you'll accelerate memory frequencies up to an incredible to 2400MHz! And ASUS works with almost every DDR4 memory vendor, so you're assured the best compatibility.

      Enjoy the DDR4 benefits with Prime 200 series. (DDR4 vs DDR3)

      2X

      faster write
      read speeds

      2X

      larger
      capacity

      20%

      lower power
      consumption

      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      Optimized Cooling
      Fan Xpert 2+
      Advanced fan controls

      With onboard thermal sensors and hardware-level 4-pin/3-pin PWM/DC mode detection, Fan Xpert 2+ makes sure every fan achieves the best balance of cooling performance and low noise!

      • Auto-Tuning Mode: Scans fan parameters and all fans with a single click.
      • RPM Fixed Mode: Lowers noise levels to near-0dB silence, allowing to you fix the fan speed.

      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      Fan Xpert 2
      Game in Your Way
      Brighten Up Your Build
      LED-illuminated control for trace paths
      Built-in LED lighting options illuminate your build in a variety of eye-catching styles.

      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      Gaming Audio
      Combined onboard features deliver elevated audio 
      Intelligent design and premium hardware create audio quality unlike anything you've ever experienced!
      1
      Noise isolation

      Audio shielding ensures precision analog/digital separation and greatly reduced multi-lateral interference.

      2

      Separate layers for left and right tracks ensures both channels deliver consistent, equal quality.

      3
      Audio Enjoyment

      Premium Japanese audio capacitors provide warm, natural, and immersive sound with exceptional clarity and fidelity.

      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      All-round Energy Saving
      Energy Efficient Design
      EPU

      With the Energy Processing Unit you'll enjoy system-wide power savings — with CPU-wattage reductions of up to 12W*! The EPU automatically optimizes power consumption and maximizes savings with Away mode: A setting that creates an extreme energy-saving scenario by shutting down unused I/O controllers and reducing power to the graphics cards while you're away.

      *Intel LGA1151 i5-7400T, 35W | PRIME Z270-A | DRAM: Samsung 2133MHz 8GB*2 | PSU : Seasonic 400W (SS-400FL, efficiency 90% @ 20% loading) | Fan:  VETTE Cooler  | HDD : Samsung SSD 840 PRO 256GB| Display Output: HDMI | Windows 10

      Ultrafast Transfer Speeds
      Intel Optane Memory Ready
      Intel® Optane™ Memory* is a revolutionary (non-volatile memory) technology supported by Prime 200-series motherboards. Intel Optane Memory modules accelerate attached storage to reduce boot and load times, so everything feels faster and more responsive.
      *Supports 7th Generation Intel® processors. Requires driver and BIOS update.
      Speed Up with Onboard M.2 Up to 32Gb/s
      With x4 PCI Express 3.0/2.0 bandwidth, M.2 supports up to 32Gb/s data-transfer speeds. It is the perfect choice for an operating system or application drive, making your whole PC or professional apps work as fast as possible.
      Instant front-panel USB 3.0 Experience
      We've put USB 3.0 right where you need it - two super-speed ports on the front panel. Experience data-transfer speeds up to 10X faster than USB 2.0 with instant plug-and-play connectivity, so no more back-breaking contortions in the hunt for hard-to-reach rear ports!
      USB Type-C for convenient connectivity

      USB Type-C delivers futureproof device compatibility and high-speed connectivity, enabling data rates of up to 5Gb/s. Along with being 33% narrower and nearly 50% slimmer than traditional USB Type-A ports, the USB-C features a fully reversible port design — so connections are made the first time, every time.


      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      Easy PC DIY
      Safe Motherboard Mounting
      Component-free areas to minimize damage risk
      Fitting your ASUS motherboard is now safer than ever. The comprehensive component-free ‘safe zones' around every case-mounting hole minimizes the risk of damage and short circuits caused by contact — so you'll assemble your PC with total confidence!
      Q-DIMM
      Easy memory removal
      Even if you work with a smaller case, just push down on the one-sided clip and push or pull RAM modules in or out — removing memory is that simple!
      One-Stop Controls
      Media-acclaimed UEFI BIOS
      The smoothest, slickest mouse-controlled graphical BIOS has been improved to make it even more appealing. Whether you're a PC novice or a seasoned overclocker, EZ and Advanced modes help you find your way, quickly and easily.
      EZ Flash 3
      Update the BIOS via the internet, without leaving the BIOS interface.
      S.M.A.R.T
      Check your storage device Self-Monitoring, Analysis, and Reporting Technology logs to gauge reliability and possibly to determine potential failures.
      Q-Fan Control
      You can configure the fan's operating speed manually, or use the easy pre-configured fan profiles to select Standard, Silent, Turbo, or Full Speed modes!
      My Favorite
      Quickly find tuning options and add preferred tools to the list.
      EZ mode
      • Intuitive graphical fan control Fine-tune individual fans simply by dragging a curve with the mouse.
      • EZ XMP Improve DRAM performance with a click.
      • SATA information Easily display SATA port details for device identification.
      • Fast clock adjustment Use mouse controls to quickly change time and date settings.
      Advanced mode
      • Last modified log Track last change and save preferred profiles onto a USB drive.
      • SATA port renaming Rename SATA ports for easy identification.
      AI Suite 3
      One-stop access to innovative ASUS features
      ASUS AI Suite 3 offers a brand-new user experience through a clearer and more attractive interface with support for larger monitors. It consolidates all exclusive ASUS features into one simple-to-use package, allowing you to supervise overclocking, energy consumption, fan speeds, voltages and more. This all-in-one app offers diverse and easy-to-use functionality, with no need to switch back and forth between different utilities.


      * Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

      Intel CPU and Chipset Features
      Intel® B250 Chipset
      The Intel® B250 is a single-chipset design that supports 7th & 6th-generation Intel LGA1151 Core™ i7 / Core i5 / Core i3 / Pentium® / Celeron® processors. It provides improved performance by utilizing serial point-to-point links, allowing increased bandwidth and stability. It natively supports up to six USB 3.0 ports, six SATA 6Gbit/s ports, and PCIe 3.0 lane speed support for faster data retrieval. Intel® B250 chipset also supports iGPU functionality, so you'll enjoy the very latest Intel integrated graphics performance.
      Ready for 7th Generation and 6th Generation Intel LGA1151 Core i7/Core i5/Core i3/Pentium/Celeron processors
      The ASUS Prime 200 series motherboard supports 7th Generation and 6th Generation Intel Core™ i7/Core i5/Core i3/Pentium®/Celeron® processors in the LGA1151 package. Integrated graphics, memory and PCI Express controllers support onboard graphics output with dedicated chipsets, two-channel (4-DIMM) DDR4 memory and 16 PCI Express 3.0/2.0 lanes for great performance.

      Overview Content

      • Reliable Stability and Compatibility
      • Superb Performance
      • Optimized Cooling
      • Game in Your Way
      • All-round Energy Saving
      • Ultrafast Transfer Speed
      • Easy PC DIY
      • One-Stop Controls