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    GeForce GT 640M vs GeForce GTX 760M

    When choosing between GeForce GT 640M and GeForce GTX 760M, 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 GTX 760M.
    GeForce GT 640M Check Price
    GeForce GTX 760M Check Price

    GeForce GT 640M and GeForce GTX 760M are Laptop Graphics Cards

    Note: GeForce GT 640M and GeForce GTX 760M 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 GTX 760M here:

    GeForce GT 640M Laptops
    GeForce GTX 760M Laptops

    Main Specs

      GeForce GT 640M GeForce GTX 760M
    Power consumption (TDP) 32 Watt 55 Watt
    Interface PCIe 3.0 x16 PCIe 3.0 x16
    Memory type DDR3\GDDR5 GDDR5
    Maximum RAM amount 2 GB 2 GB
    Display Connectors No outputs No outputs
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    • GeForce GTX 760M has 71% more power consumption, than GeForce GT 640M.
    • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
    • GeForce GT 640M and GeForce GTX 760M have maximum RAM of 2 GB.
    • Both cards are used in Laptops.
    • GeForce GT 640M and GeForce GTX 760M are build with Kepler architecture.
    • GeForce GT 640M and GeForce GTX 760M are manufactured by 28 nm process technology.
    • Memory clock speed of GeForce GTX 760M is 200 MHz higher, than GeForce GT 640M.

    Game benchmarks

    high / 1080p 0−1 7−8
    ultra / 1080p 0−1 4−5
    QHD / 1440p 0−1 0−1
    low / 720p 10−12 18−20
    medium / 1080p 2−3 9−10
    The average gaming FPS of GeForce GTX 760M in Assassin's Creed Odyssey is 133% more, than GeForce GT 640M.

    Full Specs

      GeForce GT 640M GeForce GTX 760M
    Architecture Kepler Kepler
    Code name N13P-GS N14E-GL
    Type Laptop Laptop
    Release date 22 March 2012 30 May 2013
    Pipelines 384 768
    Core clock speed 657 MHz
    Boost Clock 645 MHz 657 MHz
    Transistor count 1,270 million 2,540 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 42.05
    Floating-point performance 480.0 gflops 1,009 gflops
    Memory bus width 128bit 128 Bit
    Memory clock speed 1800 - 4000 MHz 2000 MHz
    Memory bandwidth 64.0 GB/s
    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 1.1.126
    CUDA + +
    CUDA cores 384 768
    Bus support PCI Express 2.0, PCI Express 3.0 PCI Express 3.0, PCI Express 2.0
    SLI options +
    HDMI + +
    HDCP +
    Maximum VGA resolution Up to 2048x1536
    3D Blu-Ray +
    Bitcoin / BTC (SHA256) 18 Mh/s 54 Mh/s
    Laptop size medium sized large
    Standard memory configuration GDDR5
    eDP 1.2 signal support Up to 3840x2160
    LVDS signal support Up to 1920x1200
    DisplayPort Multimode (DP++) support Up to 3840x2160
    HDCP content protection +
    7.1 channel HD audio on HDMI +
    TrueHD and DTS-HD audio bitstreaming +
    H.264, VC1, MPEG2 1080p video decoder +
    Optimus + +
    Blu-Ray 3D Support +
    3D Vision / 3DTV Play +
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