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    GeForce GT 645M vs Tesla T4

    When choosing between GeForce GT 645M and Tesla T4, 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 645M and Tesla T4.
    GeForce GT 645M Check Price
    Tesla T4

    GeForce GT 645M is a Laptop Graphics Card

    Note: GeForce GT 645M 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 GT 645M here:

    GeForce GT 645M Laptops

    Main Specs

      GeForce GT 645M Tesla T4
    Power consumption (TDP) 32 Watt 70 Watt
    Interface PCIe 3.0 x16 PCIe 3.0 x16
    Supplementary power connectors None
    Memory type DDR3\GDDR5 GDDR6
    Maximum RAM amount 2 GB 16 GB
    Display Connectors No outputs No outputs
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    • Tesla T4 has 118% more power consumption, than GeForce GT 645M.
    • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
    • Tesla T4 has 14 GB more memory, than GeForce GT 645M.
    • GeForce GT 645M is used in Laptops, and Tesla T4 - in Desktops.
    • GeForce GT 645M is build with Kepler architecture, and Tesla T4 - with Turing.
    • GeForce GT 645M is manufactured by 28 nm process technology, and Tesla T4 - by 12 nm process technology.
    • Memory clock speed of Tesla T4 is 8200 MHz higher, than GeForce GT 645M.

    Game benchmarks

    high / 1080p 1−2 35−40
    ultra / 1080p 0−1 21−24
    QHD / 1440p 0−1 16−18
    4K / 2160p − 10−11
    low / 720p 12−14 60−65
    medium / 1080p 2−3 40−45
    The average gaming FPS of Tesla T4 in Assassin's Creed Odyssey is 840% more, than GeForce GT 645M.

    Full Specs

      GeForce GT 645M Tesla T4
    Architecture Kepler Turing
    Code name N13P-GS TU104
    Type Laptop Workstation
    Release date 22 March 2012 13 September 2018
    Pipelines 384 2560
    Core clock speed 585 MHz
    Boost Clock 1590 MHz
    Transistor count 1,270 million 13,600 million
    Manufacturing process technology 28 nm 12 nm
    Texture fill rate 22.7 billion/sec 254.4
    Floating-point performance 544.5 gflops
    Length 168 mm
    Memory bus width 128bit 256 Bit
    Memory clock speed 1800 MHz 10000 MHz
    Memory bandwidth 320.0 GB/s
    Shared memory -
    DirectX 12 API 12 Ultimate (12_1)
    Shader Model 5.1 6.5
    OpenGL 4.5 4.6
    OpenCL 1.1 1.2
    Vulkan 1.1.126 1.2.131
    CUDA + 7.5
    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) 19 Mh/s
    Laptop size medium sized
    Optimus +
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