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    GeForce GT 645M vs GeForce GTX 480M SLI

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 645M and GeForce GTX 480M SLI. 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 GeForce GTX 480M SLI. 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
    GeForce GTX 480M SLI Check Price

    GeForce GT 645M and GeForce GTX 480M SLI are Laptop Graphics Cards

    Note: GeForce GT 645M and GeForce GTX 480M SLI 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 GeForce GTX 480M SLI here:

    GeForce GT 645M Laptops
    GeForce GTX 480M SLI Laptops

    Main Specs

      GeForce GT 645M GeForce GTX 480M SLI
    Power consumption (TDP) 32 Watt 100 Watt
    Interface PCIe 3.0 x16
    Memory type DDR3\GDDR5 GDDR5
    Maximum RAM amount 2 GB 4 GB
    Display Connectors No outputs
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    • GeForce GTX 480M SLI has 212% more power consumption, than GeForce GT 645M.
    • GeForce GTX 480M SLI has 2 GB more memory, than GeForce GT 645M.
    • Both cards are used in Laptops.
    • GeForce GT 645M is build with Kepler architecture, and GeForce GTX 480M SLI - with Fermi.
    • GeForce GT 645M is manufactured by 28 nm process technology, and GeForce GTX 480M SLI - by 40 nm process technology.
    • Memory clock speed of GeForce GT 645M is 600 MHz higher, than GeForce GTX 480M SLI.

    Game benchmarks

    high / 1080p 1−2 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 2−3 20−22
    The average gaming FPS of GeForce GTX 480M SLI in Assassin's Creed Odyssey is 360% more, than GeForce GT 645M.

    Full Specs

      GeForce GT 645M GeForce GTX 480M SLI
    Architecture Kepler Fermi
    Code name N13P-GS N11E-GTX-A3
    Type Laptop Laptop
    Release date 22 March 2012 25 May 2010
    Pipelines 384 704
    Core clock speed 425 MHz
    Transistor count 1,270 million 6000 Million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 22.7 billion/sec
    Floating-point performance 544.5 gflops
    Memory bus width 128bit 256 Bit
    Memory clock speed 1800 MHz 1200 MHz
    Shared memory - -
    DirectX 12 API DirectX 11, Shader 5.0
    Shader Model 5.1
    OpenGL 4.5
    OpenCL 1.1
    Vulkan 1.1.126
    CUDA +
    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 large
    Optimus +
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