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    GeForce GT 745A vs GeForce GTX 680M

    When choosing between GeForce GT 745A and GeForce GTX 680M, 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 745A and GeForce GTX 680M.
    GeForce GT 745A
    GeForce GTX 680M Check Price

    GeForce GTX 680M is a Laptop Graphics Card

    Note: GeForce GTX 680M 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 GTX 680M here:

    GeForce GTX 680M Laptops

    Main Specs

      GeForce GT 745A GeForce GTX 680M
    Power consumption (TDP) 33 Watt 100 Watt
    Interface PCIe 3.0 x16 MXM-B (3.0)
    Supplementary power connectors None
    Memory type DDR3 GDDR5
    Maximum RAM amount 2 GB 4 GB
    Display Connectors No outputs No outputs
      Check Price
    • GeForce GTX 680M has 203% more power consumption, than GeForce GT 745A.
    • GeForce GT 745A is connected by PCIe 3.0 x16, and GeForce GTX 680M uses MXM-B (3.0) interface.
    • GeForce GTX 680M has 2 GB more memory, than GeForce GT 745A.
    • GeForce GT 745A is used in Desktops, and GeForce GTX 680M - in Laptops.
    • GeForce GT 745A and GeForce GTX 680M are build with Kepler architecture.
    • Core clock speed of GeForce GT 745A is 117 MHz higher, than GeForce GTX 680M.
    • GeForce GT 745A and GeForce GTX 680M are manufactured by 28 nm process technology.
    • Memory clock speed of GeForce GT 745A and GeForce GTX 680M is 1800 MHz.

    Game benchmarks

    high / 1080p 2−3 16−18
    ultra / 1080p 0−1 9−10
    QHD / 1440p 0−1 4−5
    4K / 2160p − 4−5
    low / 720p 12−14 30−35
    medium / 1080p 4−5 20−22
    The average gaming FPS of GeForce GTX 680M in Assassin's Creed Odyssey is 283% more, than GeForce GT 745A.

    Full Specs

      GeForce GT 745A GeForce GTX 680M
    Architecture Kepler Kepler
    Code name GK107 N13E-GTX
    Type Desktop Laptop
    Release date 26 August 2013 4 June 2012
    Pipelines 384 1344
    Core clock speed 837 MHz 720 MHz
    Boost Clock 915 MHz 758 MHz
    Transistor count 1,270 million 3,540 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 29.28 80.6 billion/sec
    Floating-point performance 642.8 gflops 2,038 gflops
    Memory bus width 128 Bit 256 Bit
    Memory clock speed 1800 MHz 1800 MHz
    Memory bandwidth 28.8 GB/s 115.2 GB/s
    Shared memory -
    DirectX 12 (11_0) 12 API
    Shader Model 5.1 5.1
    OpenGL 4.6 4.5
    OpenCL 1.2 1.1
    Vulkan 1.1.126 1.1.126
    CUDA 3.0 +
    CUDA cores 1344
    Bus support PCI Express 3.0
    SLI options +
    Bitcoin / BTC (SHA256) 26 Mh/s 100 Mh/s
    Laptop size large
    Optimus +
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