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    Quadro K420 vs Quadro M4000M

    In this comparison between Quadro K420 and Quadro M4000M you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Quadro K420 will be the best choice, for others Quadro M4000M will be their preference. Study the comparison tables below and make your choice.
    Quadro K420 Check Price
    Quadro M4000M Check Price

    Quadro M4000M is a Laptop Graphics Card

    Note: Quadro M4000M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Quadro M4000M here:

    Quadro M4000M Laptops

    Main Specs

      Quadro K420 Quadro M4000M
    Power consumption (TDP) 41 Watt 100 Watt
    Interface PCIe 2.0 x16 PCIe 3.0 x16
    Supplementary power connectors None None
    Memory type 128 Bit GDDR5
    Maximum RAM amount 1 GB/2 GB 4 GB
    Display Connectors 1x DVI, 1x DisplayPort No outputs
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    • Quadro M4000M has 143% more power consumption, than Quadro K420.
    • Quadro K420 is connected by PCIe 2.0 x16, and Quadro M4000M uses PCIe 3.0 x16 interface.
    • Quadro M4000M has 3 GB more memory, than Quadro K420.
    • Quadro K420 is used in Desktops, and Quadro M4000M - in Mobile workstations.
    • Quadro K420 is build with Kepler architecture, and Quadro M4000M - with Maxwell.
    • Core clock speed of Quadro M4000M is 99 MHz higher, than Quadro K420.
    • Quadro K420 and Quadro M4000M are manufactured by 28 nm process technology.
    • Memory clock speed of Quadro M4000M is 3230 MHz higher, than Quadro K420.

    Game benchmarks

    high / 1080p 0−1 35−40
    ultra / 1080p 0−1 21−24
    QHD / 1440p 0−1 16−18
    4K / 2160p − 10−11
    low / 720p 9−10 60−65
    medium / 1080p 1−2 40−45
    The average gaming FPS of Quadro M4000M in Assassin's Creed Odyssey is 940% more, than Quadro K420.

    Full Specs

      Quadro K420 Quadro M4000M
    Architecture Kepler Maxwell
    Code name GK107 GM204
    Type Workstation Mobile workstation
    Release date 22 July 2014 2 October 2015
    Pipelines 192 1,280
    Core clock speed 876 MHz 975 MHz
    Boost Clock 1013 MHz
    Transistor count 1,270 million 5,200 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 14.02 78.00
    Floating-point performance 336.4 gflops 2,496 gflops
    Length 160 mm
    Memory bus width 128 Bit 256 Bit
    Memory clock speed 1782 MHz 5012 MHz
    Memory bandwidth 160 GB/s
    Shared memory -
    DirectX 12 12
    Shader Model 5 5.0
    OpenGL 4.5 4.5
    OpenCL 1.2 1.2
    Vulkan + 1.1.126
    CUDA 3.0 5.2
    Bitcoin / BTC (SHA256) 11 Mh/s 251 Mh/s
    Laptop size large
    Optimus +
    Display Port 1.2
    3D Vision Pro + +
    Mosaic + +
    nView Display Management +
    Width 1" (2.5 cm)
    Number of simultaneous displays 4
    nView Desktop Management +
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