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Head to head · 2 products

MB PRIME A320M-K vs ROG STRIX B550-A GAMING

Verified specs side by side. The green tick marks the better value on each measurable row.

Comparing 2 products
MB PRIME A320M-K
MB PRIME A320M-K—Score pending
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ROG STRIX B550-A GAMING
ROG STRIX B550-A GAMING—Score pending
Check price
View specs
The short verdict

Scores pending

We haven’t scored these yet. Use the measured differences and full specs below.

MB PRIME A320M-K
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ROG STRIX B550-A GAMING
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Choose the MB PRIME A320M-K if
  • Lighter in the hand (800 vs 945 g)
Full specs →
ROG STRIX B550-A GAMING
    Full specs →
    At a glance

    Key differences

    Measured differences only. Ties and tiny gaps are left out.
    Why pick theMB PRIME A320M-K1 win
    −145 gLighter in the hand800 vs 945 g
    Check priceNo store price yet
    Why pick theROG STRIX B550-A GAMING0 wins
    No measured advantages in our spec data. Check the full specs below.
    Check priceNo store price yet
    Full specs

    Side-by-side specifications

    Performance3 differences
    Compatible processor series
    AMD A · AMD Athlon · AMD Athlon™ X4
    AMD Ryzen™ 3
    Motherboard chipset
    AMD A320
    AMD B550
    Chipset
    AMD A320
    AMD B550
    Design4 differences
    Weight
    800 g
    945 g
    Depth
    221 mm
    244 mm
    Height
    247 mm
    68 mm
    Width
    226 mm
    305 mm
    Connectivity3 differences
    HDMI ports quantity
    1
    1
    Supported memory clock speeds
    2133,2400,2666,2933,3200 MHz
    2133 · 2400 · 2666
    Supported storage drive interfaces
    M.2, PCI Express 3.0, SATA
    PCI Express 3.0
    USB 2.0 ports quantity
    2
    2
    Windows operating systems supported
    Windows 10 Education x64 · Windows 10 Enterprise x64 · Windows 10 Home x64
    Windows 10 Enterprise x64
    General12 differences
    BIOS memory size
    128 Mbit
    256 Mbit
    BIOS type
    UEFI AMI
    UEFI
    Component for
    PC
    PC
    ECC сompatibility
    ECC & Non-ECC
    ECC
    Ethernet interface type
    Gigabit Ethernet
    2.5 Gigabit Ethernet
    Ethernet LAN
    Yes
    No
    Form Factor
    micro ATX
    ATX
    Manufacturer Sku
    90MB0TV0-M0EAY0
    90MB15J0-M0EAY0
    Maximum internal memory
    32 GB
    128 GB
    Model Number
    MB PRIME A320M-K
    ROG STRIX B550-A GAMING
    Motherboard form factor
    micro ATX
    ATX
    Number of memory slots
    2
    4
    PCI Express x16 slots
    1
    3
    Where to buy

    Specs verified against manufacturer data. Prices in USD before tax; we may earn a commission from qualifying purchases.

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