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Asus Prime B450M-A vs Asus Prime B450M-A/CSM

    Asus Prime B450M-A Motherboard
    Asus Prime B450M-A
      Asus Prime B450M-A/CSM Motherboard
      Asus Prime B450M-A/CSM
      Editiorial reviews
      1
      1 editorial reviews
      ASUS isn't always known for their bang for buck, but the ASUS PRIME B450M-K is a perfect example of it. Here's our review of this great entry-level board.Read more
      Read editorial reviews
      User rating
      78
      3.7 out of 5
      78 user ratings
      5 stars
      		24 %
      4 stars
      		32 %
      3 stars
      		30 %
      2 stars
      		11 %
      1 stars
      		1 %
      37
      4.2 out of 5
      37 user ratings
      5 stars
      		43 %
      4 stars
      		29 %
      3 stars
      		27 %
      2 stars
      		0 %
      1 stars
      		0 %

      Full Comparison

      Units:

      General

      Asus Prime B450M-AAsus Prime B450M-A
      Asus Prime B450M-A/CSMAsus Prime B450M-A/CSM
      Motherboard typeMicro-ATXMicro-ATX
      Processor socketSocket AM4Socket AM4

      Memory

      Asus Prime B450M-AAsus Prime B450M-A
      Asus Prime B450M-A/CSMAsus Prime B450M-A/CSM
      Supported memory bus clock
      • 2400 MHz
      • 2133 MHz
      • 2666 MHz
      • 2800 MHz
      • 3000 MHz
      • 3200 MHz
      • 2400 MHz
      • 2133 MHz
      • 2666 MHz
      • 2800 MHz
      • 3000 MHz
      • 3200 MHz
      RAM technologyDDR4DDR4
      Maximum RAM size64 GB64 GB

      Audio properties

      Asus Prime B450M-AAsus Prime B450M-A
      Asus Prime B450M-A/CSMAsus Prime B450M-A/CSM
      Audio codecRealtek ALC887Realtek ALC887

      Technical details

      Asus Prime B450M-AAsus Prime B450M-A
      Asus Prime B450M-A/CSMAsus Prime B450M-A/CSM
      Maximum number of processors11

      BIOS

      Asus Prime B450M-AAsus Prime B450M-A
      Asus Prime B450M-A/CSMAsus Prime B450M-A/CSM
      BIOS typeUEFI AMIAMI
      BIOS features
      • Multilingual BIOS
      • ASUS Quiet Thermal Solution
      • UEFI BIOS
      • ASUS EZ Flash 3
      • ACPI 6.1 support
      • SMBIOS 3.1 support
      • Multilingual BIOS
      • ASUS Quiet Thermal Solution
      • UEFI BIOS
      • ASUS EZ Flash 3
      • ACPI 6.1 support
      • SMBIOS 3.1 support

      Dimensions

      Asus Prime B450M-AAsus Prime B450M-A
      Asus Prime B450M-A/CSMAsus Prime B450M-A/CSM
      Width9.61 in9.61 in
      Depth9.45 in9.45 in

      Pros & Cons

      Pros
          Cons

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