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    GeForce GT 640M vs GeForce GT 640M LE

    When choosing between GeForce GT 640M and GeForce GT 640M LE, 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 and GeForce GT 640M LE.
    GeForce GT 640M Check Price
    GeForce GT 640M LE Check Price

    GeForce GT 640M and GeForce GT 640M LE are Laptop Graphics Cards

    Note: GeForce GT 640M and GeForce GT 640M LE 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 or GeForce GT 640M LE here:

    GeForce GT 640M Laptops
    GeForce GT 640M LE Laptops

    Main Specs

      GeForce GT 640M GeForce GT 640M LE
    Power consumption (TDP) 32 Watt 20 Watt
    Interface PCIe 3.0 x16 PCIe 2.0 x16
    Memory type DDR3\GDDR5 DDR3\DDR5
    Maximum RAM amount 2 GB 2 GB
    Display Connectors No outputs No outputs
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    • GeForce GT 640M has 60% more power consumption, than GeForce GT 640M LE.
    • GeForce GT 640M is connected by PCIe 3.0 x16, and GeForce GT 640M LE uses PCIe 2.0 x16 interface.
    • GeForce GT 640M and GeForce GT 640M LE have maximum RAM of 2 GB.
    • Both cards are used in Laptops.
    • GeForce GT 640M is build with Kepler architecture, and GeForce GT 640M LE - with Fermi / Kepler.
    • GeForce GT 640M and GeForce GT 640M LE are manufactured by 28 nm process technology.
    • Memory clock speed of GeForce GT 640M and GeForce GT 640M LE is 1800 MHz.

    Game benchmarks

    high / 1080p 0−1 0−1
    ultra / 1080p 0−1 −
    QHD / 1440p 0−1 0−1
    low / 720p 10−12 1−2
    medium / 1080p 2−3 0−1
    The average gaming FPS of GeForce GT 640M in Assassin's Creed Odyssey is 1000% more, than GeForce GT 640M LE.

    Full Specs

      GeForce GT 640M GeForce GT 640M LE
    Architecture Kepler Fermi / Kepler
    Code name N13P-GS N13P-LP
    Type Laptop Laptop
    Release date 22 March 2012 22 March 2012
    Pipelines 384 384
    Boost Clock 645 MHz
    Transistor count 1,270 million 585 million
    Manufacturing process technology 28 nm 28 nm
    Floating-point performance 480.0 gflops 384.0 gflops
    Memory bus width 128bit 128bit
    Memory clock speed 1800 - 4000 MHz 1800 - 4000 MHz
    Shared memory - -
    DirectX 12 API 12 API
    Shader Model 5.1 5.1
    OpenGL 4.5 4.5
    OpenCL 1.1 1.1
    Vulkan 1.1.126 N/A
    CUDA + +
    CUDA cores 384 Up to 384
    Bus support PCI Express 2.0, PCI Express 3.0 PCI Express 2.0, PCI Express 3.0
    HDMI + +
    HDCP + +
    Maximum VGA resolution Up to 2048x1536 Up to 2048x1536
    3D Blu-Ray + +
    Bitcoin / BTC (SHA256) 18 Mh/s 14 Mh/s
    Laptop size medium sized medium sized
    Optimus + +
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