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    PRIME B450M-K

    PRIME B450M-K

    AMD AM4 mATX motherboard withwith LED lighting, DDR4 3200MHz, M.2, SATA 6Gbps and USB 3.1 Gen 2

    • Fan Xpert: Flexible controls for ultimate cooling and quietness, plus GPU-temperature sensing for cooler gaming
    • 5X Protection III: Multiple hardware safeguards for all-round protection
    • Ultrafast connectivity: Supreme flexibility with USB 3.1 Gen 2, Native M.2
    • LED illumination: Lighting control for both PCIe slot and audio trace paths
      Product Image

      1 D-Sub Port

      2 DVI-D Port

      3 USB 3.1 Gen 1 Ports

      4 USB 3.1 Gen 2 Ports

      5 LAN

      6 8CH Audio

      7
      PCI Express 3.0 Slot
      • ASUS SafeSlot Core support
      8
      Audio Features
      • LED-Illuminated design
      • Audio shielding
      • Dedicated audio PCB layers
      • Premium Japanese
        audio capacitors

      9 DIGI+ VRM & EPU

      10 DDR4 3200(O.C)

      11 AMD AM4 Socket

      12 AMD B450 Chipset

      13 32Gb/s M.2 Support
      SATA & PCIE x4 mode

      14 4 x SATA 6Gb/s Ports

      15 2 x Front USB 3.1 Gen 1

      Prime

      ASUS Prime B450 Series motherboards provide the solid foundation needed for your first build, plus flexibility to grow with your ambitions. We've melded all the good stuff that's packed into AMD Ryzen™ processors with essential ASUS design and engineering, so you benefit from industry-leading technologies — including automated system tuning, comprehensive cooling controls, and immersive onboard audio. When you build with an ASUS Prime B450 Series motherboard, you build smart, easy and affordably.

      Tune it your way
      EPU
      Fan Xpert
      All-round energy efficiency

      With the Energy Processing Unit (EPU) you'll enjoy system-wide power savings. The EPU automatically optimizes power consumption and maximizes savings with Away mode.

      Flexible cooling controls

      Prime B450 Series motherboards offer comprehensive control over system fans, via the included Fan Expert software. Auto-Tuning mode intelligently configures all parameters with a single click.

      Cooler by design

      Prime B450 Series features the most comprehensive cooling controls ever, configurable via ASUS Fan Xpert software or the UEFI BIOS.

      Multiple temperature sources
      4-pin PWM/DC fan

      Each header can be set to monitor and react to up to three thermal sensors. Via Fan Xpert, you can also assign a sensor to monitor the temperature of supported ASUS graphics cards to ensure optimal cooling during GPU- or CPU-intensive workloads.

      Each onboard CHA FAN header supports PWM and DC mode.



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

      Make your memory faster

      Featuring an array of trace layout tweaks that improve memory stability, PRIME B450 Series provides a potent foundation for your build. With comprehensive support for the full gamut of Ryzen memory configurations – from entry-level to performance-oriented — PRIME B450 Series is a versatile all-rounder that can work or play.

      CPU : AMD Ryzen™ 7 2700X | DRAM: G.SKILL F4-3600C18D-16GTZRX 8GB*2 | Power: Corsair RM850i | Water-cooling: Corsair H110i

      Media-acclaimed UEFI BIOS

      The UEFI BIOS is an early waypoint on any PC-building journey, and Prime B450 Series has one of the best in the business.

      Q-Fan Control 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, plus automatic switch to full speed if the temperature hits 75°C.

      Search Function When you're ready for a deeper dive, Advanced mode enables full control over every aspect of the motherboard — with a built-in Search function to find the setting you need in the blink of an eye.

      Learn more
      EZ mode

      EZ Tuning Wizard Quickly apply a CPU overclock to improve system performance, or configure a RAID array for faster data retrieval and backups

      Intuitive graphical fan control Fine-tune individual fans simply by dragging a curve with the mouse.

      SATA Information: Display SATA port details that help you easily recognize drives.

      Fast Clock Adjustment: Use mouse controls to change the time and date.

      Advanced mode

      My Favorites Quickly find tuning options and add preferred tools to the list.

      User Profile Save BIOS settings for migration to new BIOS version or system.

      SATA Port Renaming: Rename SATA ports for easy identification.

      Ultrafast connectivity

      USB 3.1 Gen 2 Type-A

      Ultimate-speed 10Gbps with USB 3.1 Gen 2 onboard

      With backward-compatible USB 3.1 Gen 2 Type-A™, you'll experience ultimate connection flexibility and blazing data-transfer speeds of up to 10Gbps — twice as fast as standard USB 3.1 Gen 1.

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

      USB 3.1 Gen 1 front-panel connector

      Future-proof connectivity

      USB 3.1 Gen 1 is right where you need it, with two super-speed headers for the front panel. Experience data-transfer speeds up to 10X faster than USB 2.0 with instant plug-and-play connectivity, and avoid back-breaking contortions in the hunt for hard-to-reach rear ports.

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

      M.2

      Speed up with onboard M.2

      With x4 PCI Express® 3.0/2.0 bandwidth, M.2 supports up to 32Gbps data-transfer speeds. It's the perfect choice for an operating system or application drive, providing fast access to data.

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

      AMD StoreMI

      Affordable acceleration for any hard drive

      AMD StoreMI technology is a software utility that accelerates any drive for better system responsiveness with reduced startup and software load times. It combines SSD performance with the affordability and capacity of an HDD by automatically moving frequently accessed data to dedicated SSD storage.

      Native M.2/NVMe PCIe RAID Support for
      Lightning Fast Storage Speed!

      Not satisfied with single-storage device read/write speeds? Then join the fast lane and build a RAID 0 array using two PCIe storage drives to enjoy data transfers at lightning speeds.


      M.2+PCIe

      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.

      Turbo LAN

      Network-optimization software for customizable packet prioritization

      Turbo LAN with cFosSpeed traffic-shaping technology allows you to configure application priority via an intuitive interface, and reduces network lag.

      Reliable stability and compatibility

      Built to Last

      ASUS is the world's leading motherboard brand. Our motherboards are extensively tested for compatibility with more than 1,000 components and devices, and each new model undergoes a minimum of 8,000 hours of strict validation — offering the peace of mind of knowing that your ASUS motherboard is fit for all environments and applications. Choosing ASUS is an assurance of 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 B450 Series 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 investment. That means exceptional protection and stability for your build — thanks to decades of engineering experience from the world's leading motherboard brand.

      Learn more

      SafeSlot Core

      Fortified PCIe slot prevents damage

      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.

      Our Prime B450 Series motherboards also 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.

      Overvoltage Protection

      World-class circuit-protecting power design

      An exclusive circuit design with built-in voltage regulators protects your motherboard from damage caused by unexpected high-level voltages from unstable or inferior power supplies.

      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 ― so it provides a safeguard to protect the lifespan of your system and connected devices.

      Stainless-steel back I/O panel

      3X corrosion-resistance for greater durability

      Corrosion-resistant stainless-steel back I/O panels bonded with chromium oxide assure a lifespan that's 3X longer than ordinary panels.

      ESD Guards

      Electrostatic discharge protection

      ASUS ESD Guards prolong the life of components while preventing damage from electrostatic discharge, providing protection for up to +/- 10kV of air discharge and +/- 6kV of contact discharge.

      1000+

      Compatible devices and components

      The superior compatibility of Prime B450 Series is evidenced by our extensive list of supported devices — which includes thousands of compatible components — and our Qualified Vendor List (QVL) that identifies memory compatibility. It all adds up to more choices for worry-free PC-building experiences.

      8000+

      VALIDATION HOURS

      ASUS motherboards offer 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.

      Learn more
      Temperature and humidity tests
      Ensures components withstand extreme conditions.
      Thermal measurement tests
      Ensures that the system remains cool and stable under the heaviest loads.
      Insertion tests
      Every port and connector is put through repeated installation cycles.
      Aging tests
      Up to 48-hour aging test ensures reliability.
      Power-consumption tests
      Delivers world-class energy efficiency.
      Temperature and DC margin tests
      Ensures that the motherboard is capable of coping with voltages fluctuations caused by varying temperatures.
      Thermal-shock tests
      Ensures ability to survive temperature changes during transportation.
      Non-operation shock tests
      Built to withstand jolts that may occur during shipping.
      Burn-in tests
      Every component is checked to ensure flawless operation.
      Installation tests
      Connector placement is double-checked to ensure hassle-free installation.
      Drop tests
      Drop tests from various heights ensure durability.
      Salt and spray tests
      Tested for I/O reliability, prolonged lifespan and rust-resistance.
      Upgrade to unrivalled audio

      Outstanding audio

      Combined onboard features deliver elevated audio

      Intelligent design and premium hardware create audio quality unlike anything you've ever experienced!

      Audio shielding

      Separates analog/digital signal domains, significantly reducing multi-lateral interference.

      Separate layer for left and right tracks

      Ensures minimal crosstalk between audio paths.

      Premium Japanese-made audio capacitors

      Premium parts provide an immersive sound signature, with exceptional fidelity.

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

      Brighten Up Your Build

      LED-illuminated control for PCIe slot and 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.

      AM4 socket for AMD Ryzen™ 2nd Generation / Ryzen™ with Radeon™ VEGA Graphics / Ryzen™ 1st Generation Processors The AMD Ryzen™ processor is based on the innovative Zen core architecture and features up to eight cores and Radeon™ Vega integrated graphics. Together with dual-channel DDR4 memory, native 5Gbps USB 3.1 Gen 1 and 16 PCI Express® 3.0/2.0 lanes, these AMD AM4-socket processors deliver superb computing performance.

      AMD B450 chipset The AMD B450 chipset delivers high performance and flexibility with the latest AMD® AM4-socket Ryzen™ processors. It also offers AMD StoreMI storage acceleration technology and provides two 10Gbps USB 3.1 Gen2 ports, two USB 3.1 Gen1 ports, and four 6Gbps SATA ports for faster data retrieval.