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    Quadro K620M vs Radeon RX 540

    When comparing Quadro K620M and Radeon RX 540, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Quadro K620M and Radeon RX 540 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
    Quadro K620M Check Price
    Radeon RX 540 Check Price

    Quadro K620M and Radeon RX 540 are Laptop Graphics Cards

    Note: Quadro K620M and Radeon RX 540 are only used in laptop graphics. They have 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 K620M or Radeon RX 540 here:

    Quadro K620M Laptops
    Radeon RX 540 Laptops

    Main Specs

      Quadro K620M Radeon RX 540
    Power consumption (TDP) 30 Watt 65 Watt
    Interface MXM-A (3.0) PCIe 3.0 x16
    Supplementary power connectors None 1x 6-pin
    Memory type DDR3 GDDR5
    Maximum RAM amount 2 GB 4 GB
    Display Connectors No outputs
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    • Radeon RX 540 has 116% more power consumption, than Quadro K620M.
    • Quadro K620M is connected by MXM-A (3.0), and Radeon RX 540 uses PCIe 3.0 x16 interface.
    • Radeon RX 540 has 2 GB more memory, than Quadro K620M.
    • Quadro K620M is used in Mobile workstations, and Radeon RX 540 - in Laptops.
    • Quadro K620M is build with Maxwell architecture, and Radeon RX 540 - with Polaris.
    • Quadro K620M is manufactured by 28 nm process technology, and Radeon RX 540 - by 14 nm process technology.
    • Memory clock speed of Radeon RX 540 is 4000 MHz higher, than Quadro K620M.

    Game benchmarks

    high / 1080p 3−4 14−16
    ultra / 1080p 1−2 8−9
    QHD / 1440p 0−1 3−4
    low / 720p 14−16 30−33
    medium / 1080p 5−6 18−20
    The average gaming FPS of Radeon RX 540 in Assassin's Creed Odyssey is 200% more, than Quadro K620M.

    Full Specs

      Quadro K620M Radeon RX 540
    Architecture Maxwell Polaris
    Code name GM108 Polaris 12
    Type Mobile workstation Laptop
    Release date 1 March 2015 21 March 2017
    Pipelines 384 512
    Core clock speed 1029 MHz
    Boost Clock 1124 MHz 1219 MHz
    Transistor count 1,500 million
    Manufacturing process technology 28 nm 14 nm
    Texture fill rate 17.98 39.01
    Floating-point performance 863.2 gflops 1,248 gflops
    Memory bus width 64 Bit 128 Bit
    Memory clock speed 2000 MHz 6000 MHz
    Memory bandwidth 14.4 GB/s 96 GB/s
    Shared memory - -
    DirectX 12 12.0
    Shader Model 5 5.0
    OpenGL 4.5 4.6
    OpenCL 1.2 1.2
    Vulkan 1.1.126
    CUDA +
    FreeSync +
    Bitcoin / BTC (SHA256) 92 Mh/s
    Laptop size large
    Optimus +
    Display Port 1.2
    nView Display Management +
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