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    GeForce 840M vs Quadro CX

    When choosing between GeForce 840M and Quadro CX, 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 840M and Quadro CX.
    GeForce 840M Check Price
    Quadro CX

    GeForce 840M is a Laptop Graphics Card

    Note: GeForce 840M is only used in laptop graphics. It has 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 840M here:

    GeForce 840M Laptops

    Main Specs

      GeForce 840M Quadro CX
    Power consumption (TDP) 33 Watt 150 Watt
    Interface PCIe 3.0 x8 PCIe 2.0 x16
    Supplementary power connectors 1x 6-pin
    Memory type DDR3 GDDR3
    Maximum RAM amount 4 GB 1536 MB
    Display Connectors No outputs 1x DVI, 2x DisplayPort, 1x S-Video
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    • Quadro CX has 354% more power consumption, than GeForce 840M.
    • GeForce 840M is connected by PCIe 3.0 x8, and Quadro CX uses PCIe 2.0 x16 interface.
    • Quadro CX has 1532 GB more memory, than GeForce 840M.
    • GeForce 840M is used in Laptops, and Quadro CX - in Desktops.
    • GeForce 840M is build with Maxwell architecture, and Quadro CX - with Tesla 2.0.
    • Core clock speed of GeForce 840M is 427 MHz higher, than Quadro CX.
    • GeForce 840M is manufactured by 28 nm process technology, and Quadro CX - by 55 nm process technology.
    • Memory clock speed of GeForce 840M is 400 MHz higher, than Quadro CX.

    Game benchmarks

    high / 1080p 1−2 1−2
    ultra / 1080p 0−1 0−1
    QHD / 1440p 0−1 0−1
    low / 720p 12−14 10−12
    medium / 1080p 3−4 2−3
    The average gaming FPS of GeForce 840M in Assassin's Creed Odyssey is 20% more, than Quadro CX.

    Full Specs

      GeForce 840M Quadro CX
    Architecture Maxwell Tesla 2.0
    Code name N15S-GT GT200B
    Type Laptop Workstation
    Release date 12 March 2014 11 November 2008
    Pipelines 384 192
    Core clock speed 1029 MHz 602 MHz
    Boost Clock 1124 MHz
    Transistor count 1,400 million
    Manufacturing process technology 28 nm 55 nm
    Texture fill rate 17.98 38.53
    Floating-point performance 863.2 gflops 462.3 gflops
    Length 267 mm
    Memory bus width 64 Bit 384 Bit
    Memory clock speed 2000 MHz 1600 MHz
    Memory bandwidth 16.02 GB/s 76.8 GB/s
    Shared memory -
    DirectX 12 (11_0) 11.1 (10_0)
    Shader Model 5.1 4.0
    OpenGL 4.5 3.3
    OpenCL 1.2 1.1
    Vulkan 1.1.126 N/A
    CUDA + 1.3
    Bus support PCI Express 2.0, PCI Express 3.0
    Bitcoin / BTC (SHA256) 92 Mh/s
    Laptop size medium sized
    Optimus +
    GPU Boost 2.0
    GameWorks +
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