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    GeForce GT 640M vs GeForce GTX 560M

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M and GeForce GTX 560M. 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 640M and GeForce GTX 560M. 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 640M Check Price
    GeForce GTX 560M Check Price

    GeForce GT 640M and GeForce GTX 560M are Laptop Graphics Cards

    Note: GeForce GT 640M and GeForce GTX 560M 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 640M or GeForce GTX 560M here:

    GeForce GT 640M Laptops
    GeForce GTX 560M Laptops

    Main Specs

      GeForce GT 640M GeForce GTX 560M
    Power consumption (TDP) 32 Watt 75 Watt
    Interface PCIe 3.0 x16 MXM-B (3.0)
    Supplementary power connectors None
    Memory type DDR3\GDDR5 GDDR5
    Maximum RAM amount 2 GB 1536 MB
    Display Connectors No outputs No outputs
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    • GeForce GTX 560M has 134% more power consumption, than GeForce GT 640M.
    • GeForce GT 640M is connected by PCIe 3.0 x16, and GeForce GTX 560M uses MXM-B (3.0) interface.
    • GeForce GTX 560M has 1534 GB more memory, than GeForce GT 640M.
    • Both cards are used in Laptops.
    • GeForce GT 640M is build with Kepler architecture, and GeForce GTX 560M - with Fermi.
    • GeForce GT 640M is manufactured by 28 nm process technology, and GeForce GTX 560M - by 40 nm process technology.
    • Memory clock speed of GeForce GT 640M is 550 MHz higher, than GeForce GTX 560M.

    Game benchmarks

    high / 1080p 0−1 4−5
    ultra / 1080p 0−1 2−3
    QHD / 1440p 0−1 1−2
    low / 720p 10−12 14−16
    medium / 1080p 2−3 7−8
    The average gaming FPS of GeForce GTX 560M in Assassin's Creed Odyssey is 83% more, than GeForce GT 640M.

    Full Specs

      GeForce GT 640M GeForce GTX 560M
    Architecture Kepler Fermi
    Code name N13P-GS N12E-GS
    Type Laptop Laptop
    Release date 22 March 2012 30 May 2011
    Pipelines 384 192
    Core clock speed 775 MHz
    Boost Clock 645 MHz
    Transistor count 1,270 million 1,170 million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 24.8 billion/sec
    Floating-point performance 480.0 gflops 595.2 gflops
    Memory bus width 128bit
    Memory clock speed 1800 - 4000 MHz 1250 MHz
    Shared memory - -
    DirectX 12 API 12 API
    Shader Model 5.1 5.1
    OpenGL 4.5 4.5
    OpenCL 1.1 1.1
    Vulkan 1.1.126 N/A
    CUDA + +
    CUDA cores 384 192
    Bus support PCI Express 2.0, PCI Express 3.0 PCI-E 2.0
    SLI options 2-way
    HDMI +
    HDCP +
    Maximum VGA resolution Up to 2048x1536
    3D Blu-Ray + +
    3D Gaming +
    Bitcoin / BTC (SHA256) 18 Mh/s 44 Mh/s
    Laptop size medium sized large
    Optimus + +
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