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    GeForce GT 645M vs Quadro M4000M

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 645M and Quadro M4000M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 645M and Quadro M4000M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
    GeForce GT 645M Check Price
    Quadro M4000M Check Price

    GeForce GT 645M and Quadro M4000M are Laptop Graphics Cards

    Note: GeForce GT 645M and Quadro M4000M 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 645M or Quadro M4000M here:

    GeForce GT 645M Laptops
    Quadro M4000M Laptops

    Main Specs

      GeForce GT 645M Quadro M4000M
    Power consumption (TDP) 32 Watt 100 Watt
    Interface PCIe 3.0 x16 PCIe 3.0 x16
    Supplementary power connectors None
    Memory type DDR3\GDDR5 GDDR5
    Maximum RAM amount 2 GB 4 GB
    Display Connectors No outputs No outputs
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    • Quadro M4000M has 212% more power consumption, than GeForce GT 645M.
    • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
    • Quadro M4000M has 2 GB more memory, than GeForce GT 645M.
    • GeForce GT 645M is used in Laptops, and Quadro M4000M - in Mobile workstations.
    • GeForce GT 645M is build with Kepler architecture, and Quadro M4000M - with Maxwell.
    • GeForce GT 645M and Quadro M4000M are manufactured by 28 nm process technology.
    • Memory clock speed of Quadro M4000M is 3212 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 Quadro M4000M in Assassin's Creed Odyssey is 840% more, than GeForce GT 645M.

    Full Specs

      GeForce GT 645M Quadro M4000M
    Architecture Kepler Maxwell
    Code name N13P-GS GM204
    Type Laptop Mobile workstation
    Release date 22 March 2012 2 October 2015
    Pipelines 384 1,280
    Core clock speed 975 MHz
    Boost Clock 1013 MHz
    Transistor count 1,270 million 5,200 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 22.7 billion/sec 78.00
    Floating-point performance 544.5 gflops 2,496 gflops
    Memory bus width 128bit 256 Bit
    Memory clock speed 1800 MHz 5012 MHz
    Memory bandwidth 160 GB/s
    Shared memory - -
    DirectX 12 API 12
    Shader Model 5.1 5.0
    OpenGL 4.5 4.5
    OpenCL 1.1 1.2
    Vulkan 1.1.126 1.1.126
    CUDA + 5.2
    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 251 Mh/s
    Laptop size medium sized large
    Optimus + +
    Display Port 1.2
    3D Vision Pro +
    Mosaic +
    nView Display Management +
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