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    Iris Plus Graphics 645 vs Radeon 520

    When choosing between Iris Plus Graphics 645 and Radeon 520, 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 Iris Plus Graphics 645 and Radeon 520.
    Iris Plus Graphics 645 Check Price
    Radeon 520 Check Price

    Iris Plus Graphics 645 and Radeon 520 are Laptop Graphics Cards

    Note: Iris Plus Graphics 645 and Radeon 520 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 Iris Plus Graphics 645 or Radeon 520 here:

    Iris Plus Graphics 645 Laptops
    Radeon 520 Laptops

    Main Specs

      Iris Plus Graphics 645 Radeon 520
    Power consumption (TDP) 15 Watt 50 Watt
    Interface PCIe 3.0 x1 PCIe 3.0 x8
    Supplementary power connectors None
    Memory type DDR3/DDR4 DDR3, GDDR5
    Maximum RAM amount 2 GB
    Display Connectors No outputs 1x DVI, 1x HDMI, 1x VGA
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    • Radeon 520 has 233% more power consumption, than Iris Plus Graphics 645.
    • Iris Plus Graphics 645 is connected by PCIe 3.0 x1, and Radeon 520 uses PCIe 3.0 x8 interface.
    • Both cards are used in Laptops.
    • Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Radeon 520 - with GCN 1.0.
    • Core clock speed of Radeon 520 is 730 MHz higher, than Iris Plus Graphics 645.
    • Iris Plus Graphics 645 is manufactured by 14 nm process technology, and Radeon 520 - by 28 nm process technology.

    Game benchmarks

    high / 1080p 4−5 0−1
    ultra / 1080p 2−3 −
    QHD / 1440p 0−1 0−1
    low / 720p 12−14 1−2
    medium / 1080p 5−6 0−1
    The average gaming FPS of Iris Plus Graphics 645 in Assassin's Creed Odyssey is 1200% more, than Radeon 520.

    Full Specs

      Iris Plus Graphics 645 Radeon 520
    Architecture Gen. 9.5 Coffee Lake GCN 1.0
    Code name Kaby Lake GT3e Oland
    Type Laptop Laptop
    Release date 10 July 2019 21 March 2017
    Pipelines 48 320
    Core clock speed 300 MHz 1030 MHz
    Boost Clock 1150 MHz
    Transistor count 1,040 million
    Manufacturing process technology 14 nm 28 nm
    Texture fill rate 50.40 20.60
    Floating-point performance 659.2 gflops
    Memory bus width 64 Bit
    Memory clock speed 2250 MHz
    Memory bandwidth 16 GB/s
    Shared memory + -
    DirectX 12 (12_1) 12.0
    Shader Model 6.4 5.0
    OpenGL 4.6 4.6
    OpenCL 2.1 1.2
    Vulkan 1.1.103 +
    Quick Sync +
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