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    Radeon HD 7660G plus HD 7670M Dual Graphics vs UHD Graphics 620

    If you are going to buy a new graphics card and are choosing between Radeon HD 7660G plus HD 7670M Dual Graphics and UHD Graphics 620, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7660G plus HD 7670M Dual Graphics stacks up against UHD Graphics 620, check out specs charts below.
    Radeon HD 7660G plus HD 7670M Dual Graphics Check Price
    UHD Graphics 620 Check Price

    Radeon HD 7660G plus HD 7670M Dual Graphics and UHD Graphics 620 are Laptop Graphics Cards

    Note: Radeon HD 7660G plus HD 7670M Dual Graphics and UHD Graphics 620 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 Radeon HD 7660G plus HD 7670M Dual Graphics or UHD Graphics 620 here:

    Radeon HD 7660G plus HD 7670M Dual Graphics Laptops
    UHD Graphics 620 Laptops

    Main Specs

      Radeon HD 7660G plus HD 7670M Dual Graphics UHD Graphics 620
    Power consumption (TDP) 15 Watt
    Interface PCIe 3.0 x1
    Memory type DDR3,GDDR5 LPDDR3/DDR4
    Maximum RAM amount 32 GB
    Display Connectors No outputs
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    • Both cards are used in Laptops.
    • Radeon HD 7660G plus HD 7670M Dual Graphics is build with Terascale 2 architecture, and UHD Graphics 620 - with Gen. 9.5.
    • Core clock speed of Radeon HD 7660G plus HD 7670M Dual Graphics is 385 MHz higher, than UHD Graphics 620.
    • Radeon HD 7660G plus HD 7670M Dual Graphics is manufactured by 40 / 32 nm process technology, and UHD Graphics 620 - by 14 nm process technology.

    Game benchmarks

    high / 1080p 1−2 2−3
    ultra / 1080p 0−1 0−1
    QHD / 1440p 0−1 0−1
    low / 720p 12−14 12−14
    medium / 1080p 3−4 3−4
    Radeon HD 7660G plus HD 7670M Dual Graphics and UHD Graphics 620 have the same average FPS in Assassin's Creed Odyssey.

    Full Specs

      Radeon HD 7660G plus HD 7670M Dual Graphics UHD Graphics 620
    Architecture Terascale 2 Gen. 9.5
    Code name Kaby-Lake-Refresh GT2
    Type Laptop Laptop
    Release date 15 May 2012 1 September 2017
    Pipelines 862 24
    Core clock speed 685 / 600 MHz 300 MHz
    Boost Clock 1150 MHz
    Transistor count 189 million
    Manufacturing process technology 40 / 32 nm 14 nm
    Texture fill rate 27.60
    Memory bus width 128 Bit 64/128 Bit
    Memory clock speed 1800 MHz
    Shared memory - +
    DirectX DirectX 11, Shader 5.0 12 (12_1)
    Shader Model 6.4
    OpenGL 4.6
    OpenCL 2.1
    Vulkan 1.1.103
    Laptop size medium sized
    Quick Sync +
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