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    GeForce GTX 680M vs Iris Plus Graphics 645

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 680M and Iris Plus Graphics 645. 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 GTX 680M and Iris Plus Graphics 645. 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 GTX 680M Check Price
    Iris Plus Graphics 645 Check Price

    GeForce GTX 680M and Iris Plus Graphics 645 are Laptop Graphics Cards

    Note: GeForce GTX 680M and Iris Plus Graphics 645 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 GTX 680M or Iris Plus Graphics 645 here:

    GeForce GTX 680M Laptops
    Iris Plus Graphics 645 Laptops

    Main Specs

      GeForce GTX 680M Iris Plus Graphics 645
    Power consumption (TDP) 100 Watt 15 Watt
    Interface MXM-B (3.0) PCIe 3.0 x1
    Supplementary power connectors None
    Memory type GDDR5 DDR3/DDR4
    Maximum RAM amount 4 GB
    Display Connectors No outputs No outputs
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    • GeForce GTX 680M has 566% more power consumption, than Iris Plus Graphics 645.
    • GeForce GTX 680M is connected by MXM-B (3.0), and Iris Plus Graphics 645 uses PCIe 3.0 x1 interface.
    • Both cards are used in Laptops.
    • GeForce GTX 680M is build with Kepler architecture, and Iris Plus Graphics 645 - with Gen. 9.5 Coffee Lake.
    • Core clock speed of GeForce GTX 680M is 420 MHz higher, than Iris Plus Graphics 645.
    • GeForce GTX 680M is manufactured by 28 nm process technology, and Iris Plus Graphics 645 - by 14 nm process technology.

    Game benchmarks

    high / 1080p 16−18 4−5
    ultra / 1080p 9−10 2−3
    QHD / 1440p 4−5 0−1
    4K / 2160p 4−5 −
    low / 720p 30−35 12−14
    medium / 1080p 20−22 5−6
    The average gaming FPS of GeForce GTX 680M in Assassin's Creed Odyssey is 233% more, than Iris Plus Graphics 645.

    Full Specs

      GeForce GTX 680M Iris Plus Graphics 645
    Architecture Kepler Gen. 9.5 Coffee Lake
    Code name N13E-GTX Kaby Lake GT3e
    Type Laptop Laptop
    Release date 4 June 2012 10 July 2019
    Pipelines 1344 48
    Core clock speed 720 MHz 300 MHz
    Boost Clock 758 MHz 1150 MHz
    Transistor count 3,540 million
    Manufacturing process technology 28 nm 14 nm
    Texture fill rate 80.6 billion/sec 50.40
    Floating-point performance 2,038 gflops
    Memory bus width 256 Bit
    Memory clock speed 1800 MHz
    Memory bandwidth 115.2 GB/s
    Shared memory - +
    DirectX 12 API 12 (12_1)
    Shader Model 5.1 6.4
    OpenGL 4.5 4.6
    OpenCL 1.1 2.1
    Vulkan 1.1.126 1.1.103
    CUDA +
    CUDA cores 1344
    Bus support PCI Express 3.0
    SLI options +
    Bitcoin / BTC (SHA256) 100 Mh/s
    Laptop size large
    Optimus +
    Quick Sync +
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