Best AMD AM4 X570 B550 B450 Motherboard

ASUS AMD B450 B550 X570 series Motherboard ASUS AMD B450 B550 X570 series Motherboard

With the AMD Socket AM4 platform, ASUS 500 and 400 series motherboards are ready for the latest AMD Ryzen™ 5000 Series desktop processors. ASUS X570 and B550 motherboards boast the latest connectivity features including next-gen PCI Express® 4.0 for graphics cards and storage devices. For builders looking for the best value, the B450 platform is an ideal option.


The latest AMD Ryzen™ processors deliver incredible performance and are compatible with both AMD 400 and 500 Series chipsets, making it a great time to build an AMD PC. Whether you’re an overclocker, enthusiast, gamer, or content creator, there’s a wide range of ASUS X570 and B550 motherboards to suit your needs.

ASUS is showcasing some of the best builds in various form factors and themes to inspire you to plan your own. If you don’t know where to start, click on the build guide and tutorial. If you’d like to learn more about AMD processor compatibility and chipset support, go to the information page to learn more about AM4 and Ryzen.

ASUS AMD B450 B550 X570 series Motherboard ASUS AMD B450 B550 X570 series Motherboard

Update Steps

  • EZ FLASH 3
    1. BIOS Flashback®


      • PC Power supply
      • USB flash drive
      • ASUS motherboard with BIOS Flashback®

      Download the correct UEFI BIOS

      Click below support list or visit ASUS support site at to download and extract the latest BIOS .CAP file.

    2. Rename the BIOS file

      Rename the file as instructed within the readme.txt of the zip file, and save it to the top-level (root) folder on the USB storage device.

    3. Shutdown your system and keep power supply connected

    4. Connect the USB storage device, then press the relevant button to complete the BIOS update

      Plug the USB storage device into the motherboard’s USB BIOS Flashback® port; then press and hold the BIOS button for three seconds. When the LED begins to blink, release the button.

    1. EZ FLASH 3

      System requirements:

      • EZ Flash 3 enables BIOS updates via a USB device or the internet. For full support information, please check the relevant support website for your motherboard model.

      Connect Ethernet cable

      Connect a working LAN cable to your system. An active internet connection is required.

    2. Enter EZ 3 Flash setup

      To enter the BIOS, press the Delete (Del) or F2 button during system power-up, self-test (POST) procedure. In the BIOS, press F7 to access Advanced mode. Use the arrow keys to select Tool; hit Enter and then select ASUS EZ Flash 3 Utilities.

    3. Flash the BIOS via the internet

      Select via Internet to update the BIOS. Next, select an active internet connection. Follow on-screen instructions to start downloading and updating the BIOS.

    4. Update automatically

      Wait for EZ Flash 3 to automatically update the BIOS. When it’s finished, your system will restart automatically.

Supported Model List