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    GeForce GT 640M vs Quadro 4000M

    When choosing between GeForce GT 640M and Quadro 4000M, 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 Quadro 4000M.
    GeForce GT 640M Check Price
    Quadro 4000M Check Price

    GeForce GT 640M and Quadro 4000M are Laptop Graphics Cards

    Note: GeForce GT 640M and Quadro 4000M 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 Quadro 4000M here:

    GeForce GT 640M Laptops
    Quadro 4000M Laptops

    Main Specs

      GeForce GT 640M Quadro 4000M
    Power consumption (TDP) 32 Watt 100 Watt
    Interface PCIe 3.0 x16 MXM-B (3.0)
    Memory type DDR3\GDDR5 GDDR5
    Maximum RAM amount 2 GB 2 GB
    Display Connectors No outputs No outputs
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    • Quadro 4000M has 212% more power consumption, than GeForce GT 640M.
    • GeForce GT 640M is connected by PCIe 3.0 x16, and Quadro 4000M uses MXM-B (3.0) interface.
    • GeForce GT 640M and Quadro 4000M have maximum RAM of 2 GB.
    • GeForce GT 640M is used in Laptops, and Quadro 4000M - in Mobile workstations.
    • GeForce GT 640M is build with Kepler architecture, and Quadro 4000M - with Fermi.
    • GeForce GT 640M is manufactured by 28 nm process technology, and Quadro 4000M - by 40 nm process technology.
    • Memory clock speed of GeForce GT 640M is 600 MHz higher, than Quadro 4000M.

    Game benchmarks

    high / 1080p 0−1 3−4
    ultra / 1080p 0−1 1−2
    QHD / 1440p 0−1 0−1
    low / 720p 10−12 14−16
    medium / 1080p 2−3 5−6
    The average gaming FPS of Quadro 4000M in Assassin's Creed Odyssey is 66% more, than GeForce GT 640M.

    Full Specs

      GeForce GT 640M Quadro 4000M
    Architecture Kepler Fermi
    Code name N13P-GS Fermi
    Type Laptop Mobile workstation
    Release date 22 March 2012 22 February 2011
    Pipelines 384 336
    Core clock speed 475 MHz
    Boost Clock 645 MHz
    Transistor count 1,270 million 1,950 million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 26.60
    Floating-point performance 480.0 gflops 638.4 gflops
    Memory bus width 128bit 256 Bit
    Memory clock speed 1800 - 4000 MHz 1200 MHz
    Memory bandwidth 80 GB/s
    Shared memory - -
    DirectX 12 API 12 (11_0)
    Shader Model 5.1 5.1
    OpenGL 4.5 4.6
    OpenCL 1.1 1.1
    Vulkan 1.1.126 N/A
    CUDA + 2.1
    CUDA cores 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) 18 Mh/s 82 Mh/s
    Laptop size medium sized large
    Optimus +
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