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Head to head · 2 products

PRIME B450M-A II vs PRIME B550M-K

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

Comparing 2 products
PRIME B450M-A II
PRIME B450M-A II—Score pending
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PRIME B550M-K
PRIME B550M-K—Score pending
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The short verdict

Scores pending

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

PRIME B450M-A II
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PRIME B550M-K
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PRIME B450M-A II
    Full specs →
    Choose the PRIME B550M-K if
    • Lighter in the hand (785 vs 849 g)
    Full specs →
    At a glance

    Key differences

    Measured differences only. Ties and tiny gaps are left out.
    Why pick thePRIME B450M-A II0 wins
    No measured advantages in our spec data. Check the full specs below.
    Check priceNo store price yet
    Why pick thePRIME B550M-K1 win
    −64 gLighter in the hand785 vs 849 g
    Check priceNo store price yet
    Full specs

    Side-by-side specifications

    Performance2 differences
    Motherboard chipset
    AMD B450
    AMD B550
    Chipset
    AMD B450
    AMD B550
    Design1 difference
    Weight
    849 g
    785 g
    Connectivity2 differences
    Wi-Fi
    No
    No
    HDMI ports quantity
    1
    1
    Supported memory clock speeds
    2133 · 2400 · 2666
    2133 · 2400 · 2666
    Supported storage drive interfaces
    SATA III
    M.2, SATA
    Windows operating systems supported
    Windows 10 x64, Windows 7 x64
    Windows 10
    General3 differences
    Component for
    PC
    PC
    Ethernet LAN
    Yes
    Yes
    Manufacturer Sku
    90MB15Z0-M0EAY0
    90MB14V0-M0EAY0
    Model Number
    PRIME B450M-A II
    PRIME B550M-K
    Number of M.2 (M) slots
    1
    2
    Where to buy

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

    Community

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