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Head to head · 2 products

PRIME B550M-K vs ROG Crosshair VIII Dark Hero

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

Comparing 2 products
PRIME B550M-K
PRIME B550M-K—Score pending
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ROG Crosshair VIII Dark Hero
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The short verdict

Scores pending

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

PRIME B550M-K
—
ROG Crosshair VIII Dark Hero
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Choose the PRIME B550M-K if
  • Lighter in the hand (785 vs 2,500 g)
Full specs →
ROG Crosshair VIII Dark Hero
    Full specs →
    At a glance

    Key differences

    Measured differences only. Ties and tiny gaps are left out.
    Why pick thePRIME B550M-K1 win
    −1,715 gLighter in the hand785 vs 2,500 g
    Check priceNo store price yet
    Why pick theROG Crosshair VIII Dark Hero0 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 Ryzen 3000 Series
    AMD Ryzen™ 3, AMD Ryzen™ 5
    Motherboard chipset
    AMD B550
    AMD X570
    Chipset
    AMD B550
    AMD X570
    Design3 differences
    Weight
    785 g
    2500 g
    Height
    51 mm
    108 mm
    Width
    244 mm
    305 mm
    Connectivity5 differences
    Wi-Fi
    No
    Yes
    Ethernet LAN (RJ-45) ports
    1
    2
    Number of storage drives supported
    6
    10
    Supported memory clock speeds
    2133 · 2400 · 2666
    2133 · 2400 · 2666
    Supported storage drive interfaces
    M.2, SATA
    M.2, SATA III
    USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
    2
    7
    General6 differences
    Component for
    PC
    PC
    Ethernet interface type
    Gigabit Ethernet
    2.5 Gigabit Ethernet, Gigabit Ethernet
    Ethernet LAN
    Yes
    Yes
    Form Factor
    micro ATX
    ATX
    Manufacturer Sku
    90MB14V0-M0EAY0
    90MB1760-M0EAY0
    Model Number
    PRIME B550M-K
    ROG Crosshair VIII Dark Hero
    Motherboard form factor
    micro ATX
    ATX
    PCI Express x16 (Gen 4.x) slots
    1
    3
    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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