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    GeForce GT 640M LE vs Radeon RX 550 mobile

    When choosing between GeForce GT 640M LE and Radeon RX 550 mobile, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 640M LE and Radeon RX 550 mobile.
    GeForce GT 640M LE Check Price
    Radeon RX 550 mobile Check Price

    GeForce GT 640M LE and Radeon RX 550 mobile are Laptop Graphics Cards

    Note: GeForce GT 640M LE and Radeon RX 550 mobile 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 GeForce GT 640M LE or Radeon RX 550 mobile here:

    GeForce GT 640M LE Laptops
    Radeon RX 550 mobile Laptops

    Main Specs

      GeForce GT 640M LE Radeon RX 550 mobile
    Power consumption (TDP) 20 Watt 50 Watt
    Interface PCIe 2.0 x16 PCIe 3.0 x8
    Memory type DDR3\DDR5 GDDR5
    Maximum RAM amount 2 GB 4 GB
    Display Connectors No outputs No outputs
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    • Radeon RX 550 mobile has 150% more power consumption, than GeForce GT 640M LE.
    • GeForce GT 640M LE is connected by PCIe 2.0 x16, and Radeon RX 550 mobile uses PCIe 3.0 x8 interface.
    • Radeon RX 550 mobile has 2 GB more memory, than GeForce GT 640M LE.
    • Both cards are used in Laptops.
    • GeForce GT 640M LE is build with Fermi / Kepler architecture, and Radeon RX 550 mobile - with Polaris.
    • GeForce GT 640M LE is manufactured by 28 nm process technology, and Radeon RX 550 mobile - by 14 nm process technology.
    • Memory clock speed of Radeon RX 550 mobile is 4200 MHz higher, than GeForce GT 640M LE.

    Game benchmarks

    high / 1080p 0−1 18−20
    ultra / 1080p − 10−12
    QHD / 1440p 0−1 5−6
    4K / 2160p − 4−5
    low / 720p 1−2 35−40
    medium / 1080p 0−1 24−27
    The average gaming FPS of Radeon RX 550 mobile in Assassin's Creed Odyssey is 3600% more, than GeForce GT 640M LE.

    Full Specs

      GeForce GT 640M LE Radeon RX 550 mobile
    Architecture Fermi / Kepler Polaris
    Code name N13P-LP Polaris 12
    Type Laptop Laptop
    Release date 22 March 2012 21 March 2017
    Pipelines 384 640
    Core clock speed 1287 MHz
    Boost Clock 1476 MHz
    Transistor count 585 million 2,200 million
    Manufacturing process technology 28 nm 14 nm
    Texture fill rate 51.48
    Floating-point performance 384.0 gflops 1,647 gflops
    Memory bus width 128bit 128 Bit
    Memory clock speed 1800 - 4000 MHz 6000 MHz
    Memory bandwidth 96 GB/s
    Shared memory - -
    DirectX 12 API 12 (12_0)
    Shader Model 5.1 6.4
    OpenGL 4.5 4.6
    OpenCL 1.1 2.0
    Vulkan N/A 1.2.131
    CUDA +
    FreeSync +
    CUDA cores Up to 384
    Bus support PCI Express 2.0, PCI Express 3.0
    HDMI +
    HDCP +
    Maximum VGA resolution Up to 2048x1536
    3D Blu-Ray +
    Bitcoin / BTC (SHA256) 14 Mh/s
    Laptop size medium sized large
    Optimus +
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