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    Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon HD 7770M

    If you are going to buy a new graphics card and are choosing between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7770M, 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 Radeon HD 7770M, check out specs charts below.
    Radeon HD 7660G plus HD 7670M Dual Graphics Check Price
    Radeon HD 7770M Check Price

    Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7770M are Laptop Graphics Cards

    Note: Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7770M 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 Radeon HD 7770M here:

    Radeon HD 7660G plus HD 7670M Dual Graphics Laptops
    Radeon HD 7770M Laptops

    Main Specs

      Radeon HD 7660G plus HD 7670M Dual Graphics Radeon HD 7770M
    Power consumption (TDP) 32 Watt
    Interface PCIe 2.0 x16
    Memory type DDR3,GDDR5 GDDR5
    Maximum RAM amount 1 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 Radeon HD 7770M - with GCN.
    • Core clock speed of Radeon HD 7660G plus HD 7670M Dual Graphics is 10 MHz higher, than Radeon HD 7770M.
    • Radeon HD 7660G plus HD 7670M Dual Graphics is manufactured by 40 / 32 nm process technology, and Radeon HD 7770M - by 28 nm process technology.
    • Memory clock speed of Radeon HD 7770M is 2200 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.

    Game benchmarks

    high / 1080p 1−2 9−10
    ultra / 1080p 0−1 5−6
    QHD / 1440p 0−1 0−1
    low / 720p 12−14 21−24
    medium / 1080p 3−4 10−12
    The average gaming FPS of Radeon HD 7770M in Assassin's Creed Odyssey is 133% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

    Full Specs

      Radeon HD 7660G plus HD 7670M Dual Graphics Radeon HD 7770M
    Architecture Terascale 2 GCN
    Code name Chelsea XT
    Type Laptop Laptop
    Release date 15 May 2012 24 April 2012
    Pipelines 862 512
    Core clock speed 685 / 600 MHz 675 MHz
    Transistor count 1,500 million
    Manufacturing process technology 40 / 32 nm 28 nm
    Texture fill rate 21.60
    Floating-point performance 691.2 gflops
    Memory bus width 128 Bit 128 Bit
    Memory clock speed 1800 MHz 4000 MHz
    Memory bandwidth 64 GB/s
    Shared memory - -
    DirectX DirectX 11, Shader 5.0 12 (11_1)
    Shader Model 5.1
    OpenGL 4.6
    OpenCL 1.2
    Vulkan 1.2.131
    Laptop size medium sized medium sized
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