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Head to head · 2 products

16GB DDR4 RDIMM vs 4GB DDR4 2400 U-DIMM CL16

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

Comparing 2 products
16GB DDR4 RDIMM
16GB DDR4 RDIMM—Score pending
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4GB DDR4 2400 U-DIMM CL16
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The short verdict

Scores pending

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

16GB DDR4 RDIMM
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4GB DDR4 2400 U-DIMM CL16
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Choose the 16GB DDR4 RDIMM if
  • More RAM for multitasking (16 vs 4 GB)
Full specs →
4GB DDR4 2400 U-DIMM CL16
    Full specs →
    At a glance

    Key differences

    Measured differences only. Ties and tiny gaps are left out.
    Why pick the16GB DDR4 RDIMM1 win
    +300%More RAM for multitasking16 vs 4 GB
    Check priceNo store price yet
    Why pick the4GB DDR4 2400 U-DIMM CL160 wins
    No measured advantages in our spec data. Check the full specs below.
    Check priceNo store price yet
    Full specs

    Side-by-side specifications

    Performance2 differences
    RAM
    16 GB
    4 GB
    Storage (max)
    16 GB
    4 GB
    Ram Type
    DDR4
    DDR4
    Design1 difference
    Weight
    24 g
    —
    General12 differences
    Speed
    2133 MHz
    2400 MHz
    CAS latency
    15
    16
    Component for
    PC/Server
    PC/Server
    ECC
    Yes
    No
    Manufacturer Sku
    2PCM-KTH-PL421/16G
    AX4U2400W4G16-SBF
    Memory Buffered
    1
    0
    Memory Capacity Gb
    16
    4
    Memory clock speed
    2133 MHz
    2400 MHz
    Memory Form Factor
    RDIMM
    DIMM
    Memory layout (modules x size)
    1 x 16 GB
    1 x 4 GB
    Model Number
    16GB DDR4 RDIMM
    4GB DDR4 2400 U-DIMM CL16
    Released
    January 1, 2017
    January 1, 2016
    Release Year
    2017
    2016
    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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