PRIME B450M-A II

Where to buy
Product support for
PRIME B450M-A II Find another model
By registering your device, you can easily manage your product warranty, get technical support and keep track of your repair status.
Register Product

    CPU Support

    • CPU Support
    • Memory / Device Support

    The following table shows the supported CPUs for this motherboard

    Click here to search other motherboards.
    CPUValidated since PCBValidated since BIOSNote
    AMD Ryzen 3 PRO 5355GE (3.6G/35W/L3:8M,4C) ALL 3802 GO
    AMD Ryzen 5 PRO 5655G (3.9G/45-65w/L3:16M,6C) ALL 3802 GO
    AMD Ryzen 5 PRO 5655GE (3.4G/35w/L3:16M,6C) ALL 3802 GO
    AMD Ryzen 7 PRO 5755G (3.8G/45-65w/L3:16M,6C) ALL 3802 GO
    AMD Ryzen 7 PRO 5755GE (3.2G/35W/L3:16M,8C) ALL 3802 GO
    Athlon 200G (3.3GHz,35W,L3:4M,2C) ALL 0302 GO
    Athlon 200GE (3.2GHz,35W,L3:4M,2C) ALL 0310 GO
    Athlon 200GE (3.2GHz,35W,L3:4M,2C,B0) ALL 0310 GO
    Athlon 200GE(Raven-2) (3.2GHz,35W,L3:4M,2C) ALL 0310 GO
    Athlon 220GE (3.4GHz,35W,L3:4M,2C) ALL 0310 GO
    Athlon 220GE(Raven-2) (3.4GHz,35W,L3:4M,2C,B0) ALL 0310 GO
    Athlon 240GE (3.5GHz,35W,L3:4M,2C) ALL 0310 GO
    Athlon 240GE(Raven-2) (3.5GHz,35W,L3:4M,2C,B0) ALL 0310 GO
    Athlon 3000G (3.5GHz,35W,L3:4M,2C) ALL 2409 GO
    Athlon 300GE (3.4GHz,35W,L3:4M,2C) ALL 0302 GO
    Athlon PRO 200GE (3.2GHz,35W,L3:4M,2C,B1) ALL 0302 GO
    Athlon PRO 300GE (3.4GHz,35W,L3:4M,2C) ALL 0302 GO
    Ryzen 3 1200(3.1GHz,65W,L3:8M,4C,rev:B1) ALL 0310 GO
    Ryzen 3 1200AF (3.1GHz,65W,L3: 8M, 4C) ALL 0310 GO
    Ryzen 3 1300X(3.5GHz,65W,L3:8M,4C,rev:B1) ALL 0310 GO
    Ryzen 3 2200G(3.5GHz,65W,L3:4M,4C) ALL 0310 GO
    Ryzen 3 2200GE(3.5GHz,45~65W,L3:6M,4C) ALL 0310 GO
    Ryzen 3 2300X(3.5GHz,65W,L3:8M,4C) ALL 0303 GO
    Ryzen 3 3100 (3.6GHz, 65W, L3:16M,4C) ALL 0310 GO
    Ryzen 3 3200G (3.6GHz,45-65W,L3:4M,4C) ALL 0310 GO
    Ryzen 3 3200GE (3.3GHz, L3:4M,4C) ALL 0303 GO
    Ryzen 3 3300X (3.8GHz, 65W, L3:16M,4C) ALL 0310 GO
    Ryzen 3 4100 (3.8GHz,46-65W,L3:4M,4C) ALL 3211 GO
    Ryzen 3 4300G (3.8GHz,45-65W,L3:4M,4C) ALL 3211 GO
    Ryzen 3 4300GE (3.5GHz,35W,L3:4M,4C) ALL 3211 GO
    Ryzen 3 5100 (Cezanne) (3.8GHz,45-65W,L3:8M,4C) ALL 3211 GO
    Ryzen 3 5300G (4.0GHz,45-65W,L3:8M,4C) ALL 2409 GO
    Ryzen 3 5300GE (3.6GHz,35W,L3:8M,4C) ALL 2409 GO
    Ryzen 3 PRO 1200(3.1GHz,65W,L3:8M,4C,rev:B1) ALL 0310 GO
    Ryzen 3 PRO 1300(3.4GHz,65W,L3:8M,4C,rev:B1) ALL 0310 GO
    Ryzen 3 PRO 2200G(3.5GHz,35W,L3:4M,4C,rev:B1) ALL 0302 GO
    Ryzen 3 PRO 2200GE(3.2GHz,35W,L3:4M,4C,rev:B1) ALL 0302 GO
    Ryzen 3 PRO 3200G (3.6GHz,L3:4M,4C) ALL 3002 GO
    Ryzen 3 PRO 3200GE (3.3GHz,L3:4M,4C) ALL 0302 GO
    Ryzen 3 PRO 4350G (3.8GHz,45-65W,L3:4M,4C) ALL 2409 GO
    Ryzen 3 PRO 4350GE (3.5GHz,35W,L3:4M,4C) ALL 3211 GO
    Ryzen 3 PRO 4355G (3.8GHz,65W,L3:4M,4C) ALL 3211 GO
    Ryzen 3 PRO 4355GE (3.5GHz,35W,L3:4M,4C) ALL 3211 GO
    Ryzen 3 PRO 5350G (4.0GHz,65W,L3:8M,4C) ALL 2409 GO
    Ryzen 3 PRO 5350GE (3.6GHz,35W,L3:8M,4C) ALL 2409 GO
    Ryzen 5 1400(3.2GHz,4C,L3:8M,65W,rev:B1) ALL 0310 GO
    Ryzen 5 1500X(3.5GHz,65W,L3:16M,4C,rev:B1) ALL 0310 GO
    Ryzen 5 1600(3.2GHz,6C,L3:16M,65W,rev:B1) ALL 0310 GO
    Ryzen 5 1600AF(3.2GHz,6C,L3:16M,65W,rev:B1) ALL 0310 GO
    Ryzen 5 1600X(3.5GHz,95W,L3:16M,6C,rev:B1) ALL 0310 GO
    Ryzen 5 2400G(3.6GHz,45~65W,L3:4M,4C) ALL 0310 GO
    Ryzen 5 2400GE(3.2GHz,35W,L3:4M,4C) ALL 0310 GO
    Ryzen 5 2500X(3.6GHz,65W,L3:8M,4C) ALL 0302 GO
    Ryzen 5 2600(3.4GHz,6C,L3:16M,65W,B2) ALL 0310 GO
    Ryzen 5 2600E(3.1GHz,6C,L3:16M,45W,B2) ALL 0302 GO
    Ryzen 5 2600X(3.6GHz,6C,L3:16M,95W,B2) ALL 0310 GO
    Ryzen 5 3350G (3.6GHz,65W,L3:4M,4C) ALL 2409 GO
    Ryzen 5 3400G (3.7GHz,45-65W,L3:4M,4C) ALL 0310 GO
    Ryzen 5 3400GE (3.3GHz,L3:4M,4C) ALL 0302 GO
    Ryzen 5 3500 (3.6Ghz,65W,L3:16M,6C) ALL 0310 GO
    Ryzen 5 3500X (3.5Ghz,65W,L3:32M,6C) ALL 0310 GO
    Ryzen 5 3600 (3.6GHz,65W,L3:32M,6C,B0) ALL 0310 GO
    Ryzen 5 3600X (3.8GHz,95W,L3:32M,6C,B0) ALL 0310 GO
    Ryzen 5 3600XT (3.8GHz, 95W,L3:32M,6C) ALL 0310 GO
    Ryzen 5 4500 (3.6GHz,45-65W,L3:8M,6C) ALL 3211 GO
    Ryzen 5 4600G (3.7GHz,65W,L3:8M,6C) ALL 3211 GO
    Ryzen 5 4600GE (3.3GHz,35W,L3:8M,6C) ALL 3211 GO
    Ryzen 5 5500 (Cezanne) (3.6GHz,45-65W,L3:16M,6C) ALL 3211 GO
    Ryzen 5 5500GT (Cezanne) (3.6GHz,45-65W,L3:16M,6C) ALL 3802 GO
    Ryzen 5 5600 (3.5GHz,65W,L3:32M,6C) ALL 3211 GO
    Ryzen 5 5600G (3.9GHz,45-65W, L3:16M,6C) ALL 2409 GO
    Ryzen 5 5600GE (3.4GHz,35W,L3:16M,6C) ALL 2409 GO
    Ryzen 5 5600GT (Cezanne) (3.6GHz,45-65W,L3:16M,6C) ALL 3802 GO
    Ryzen 5 5600T (3.5G,65W,L3:32M,6C) ALL 3802 GO
    Ryzen 5 5600X (Vermeer) (3.7GHz,65W,L3:32M,6C) ALL 2409 GO
    Ryzen 5 5600X3D (3.3GHz,105W,L3:96M,6C) ALL 3802 GO
    Ryzen 5 5600XT (3.8G,65W,L3:32M,6C) ALL 3802 GO
    Ryzen 5 PRO 1500(3.5GHz,65W,L3:16M,4C,rev:B1) ALL 0310 GO
    Ryzen 5 PRO 1600(3.2GHz,65W,L3:16M,6C,rev:B1) ALL 0310 GO
    Ryzen 5 PRO 2400G(3.6GHz,35W,L3:4M,4C,rev:B1) ALL 0302 GO
    Ryzen 5 PRO 2400GE(3.2GHz,35W,L3:4M,4C,rev:B1) ALL 0302 GO
    Ryzen 5 PRO 2600(3.4GHz,65W,L3:16M,6C) ALL 0302 GO
    Ryzen 5 PRO 3400G (3.7GHz,L3:4M,4C) ALL 3002 GO
    Ryzen 5 PRO 3400GE (3.3GHz,L3:4M,4C) ALL 3002 GO
    Ryzen 5 PRO 3600 (3.6GHz,65W,L3:32M,6C) ALL 0302 GO
    Ryzen 5 PRO 4650G (3.7GHz,45-65W,L3:8M,6C) ALL 2409 GO
    Ryzen 5 PRO 4650GE (3.3GHz,35W,L3:8M,6C) ALL 3211 GO
    Ryzen 5 PRO 4655G (3.7GHz,65W,L3:8M,6C) ALL 3211 GO
    Ryzen 5 PRO 4655GE (3.3GHz,35W,L3:8M,6C) ALL 3211 GO
    Ryzen 5 PRO 5650G (3.9GHz,65W,L3:16M,6C) ALL 2409 GO
    Ryzen 5 PRO 5650GE (3.4GHz,35W,L3:16M,6C) ALL 2409 GO
    Ryzen 7 1700(3.0GHz,8C,L3:16M,65W) ALL 0310 GO
    Ryzen 7 1700X(3.4GHz,8C,L3:16M,95W) ALL 0310 GO
    Ryzen 7 1800X(3.6GHz,8C,L3:16M,95W) ALL 0310 GO
    Ryzen 7 2700(3.2GHz,8C,L3:16M,65W,B2) ALL 0310 GO
    Ryzen 7 2700E(2.8GHz,8C,L3:16M,45W,B2) ALL 0302 GO
    Ryzen 7 2700X(3.7GHz,8C,L3:16M,105W) ALL 0310 GO
    Ryzen 7 3700X (3.6GHz,65W,L3:32M,8C,B0) ALL 0310 GO
    Ryzen 7 3800X (3.9GHz,105W,L3:32M,8C,B0) ALL 0310 GO
    Ryzen 7 3800XT (3.9GHz, 105W,L3:32M,8C) ALL 0310 GO
    Ryzen 7 4700 (3.6GHz,45-65W,L3:8M,8C) ALL 3211 GO
    Ryzen 7 4700G (3.6GHz,45-65W,L3:8M,8C) ALL 3211 GO
    Ryzen 7 4700GE (3.1GHz,35W,L3:8M,8C) ALL 3211 GO
    Ryzen 7 5700 (Cezanne) (3.7GHz,45-65W,L3:16M,8C) ALL 3211 GO
    Ryzen 7 5700G (3.8GHz,45-65W,L3:16M,8C) ALL 2409 GO
    Ryzen 7 5700GE (3.2GHz,35W,L3:16M,8C) ALL 2409 GO
    Ryzen 7 5700X (3.4GHz,65W,L3:32M,8C) ALL 3211 GO
    Ryzen 7 5700X3D (3.0GHz,105W,L3:96M,8C) ALL 3802 GO
    Ryzen 7 5800 (Vermeer B2) (3.4GHz,65W,L3:32M,8C) ALL 2409 GO
    Ryzen 7 5800X (Vermeer) (3.8GHz,105W,L3:32M,8C) ALL 2409 GO
    Ryzen 7 5800X3D (3.4GHz,105W,L3:96M,8C) ALL 3211 GO
    Ryzen 7 5800XT(Vermeer) (3.8G,105W,L3:32M,8C) ALL 3802 GO
    Ryzen 7 PRO 1700(3.0GHz,65W,L3:16M,8C,rev:B1) ALL 0310 GO
    Ryzen 7 PRO 1700X(3.4GHz,95W,L3:16M,8C,rev:B1) ALL 0310 GO
    Ryzen 7 PRO 2700(3.2GHz,8C,L3:16M,65W,B2) ALL 0302 GO
    Ryzen 7 PRO 2700X(3.6GHz,8C,L3:16M,95W,B2) ALL 0302 GO
    Ryzen 7 PRO 3700 (3.6GHz,65W,L3:32M,8C) ALL 0302 GO
    Ryzen 7 PRO 4750G (3.6GHz,45-65W,L3:8M,8C) ALL 2409 GO
    Ryzen 7 PRO 4750GE (3.1GHz,35W,L3:8M,8C) ALL 3211 GO
    Ryzen 7 PRO 5750G (3.8GHz,65W,L3:16M,8C) ALL 2409 GO
    Ryzen 7 PRO 5750GE (3.2GHz,35W,L3:16M,8C) ALL 2409 GO
    Ryzen 9 3900 (3.1GHz,65W,L3:64M,12C) ALL 0310 GO
    Ryzen 9 3900X (3.8GHz,105W,L3:64M,12C,B0) ALL 0310 GO
    Ryzen 9 3900XT (3.8GHz, 105W,L3:64M,12C) ALL 0310 GO
    Ryzen 9 3950X (3.5GHz,105W,L3:64M,16C) ALL 0310 GO
    Ryzen 9 5900 (Vermeer) (3.0GHz, 65W, L3:64M, 12C) ALL 3205 GO
    Ryzen 9 5900X (Vermeer) (3.7GHz,105W,L3:64M,12C) ALL 2409 GO
    Ryzen 9 5900XT(Vermeer) (3.3G,105W,L3:64M,16C) ALL 3802 GO
    Ryzen 9 5950X (Vermeer) (3.4GHz,105W,L3:64M,16C) ALL 2409 GO
    Ryzen 9 PRO 3900 (3.1GHz,65W,L3:64M,12C) ALL 0302 GO
    Product has High-Definition Multimedia Interface.
    • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
    • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
    • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
    • PCB colour and bundled software versions are subject to change without notice.
    • Brand and product names mentioned are trademarks of their respective companies.
    • 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.  
      • Specifications and      features vary by model, and all images are illustrative. Please refer      specification pages for full details.
      • *Precise specifications and features vary by model . Please refer to the specification page
      • The product (electrical , electronic equipment, Mercury-containing button cell battery) should not be placed in municipal waste. Check local regulations for disposal of electronic products.
      • The use of trademark symbol (TM, ®) appears on this website means that the word text, trademarks, logos or slogans, is being used as trademark under common laws protection and/or registered as Trademark in U.S. and/or other country/region.