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    Radeon HD 6990M Crossfire vs Radeon HD 8750M

    Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6990M Crossfire and Radeon HD 8750M. 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 Radeon HD 6990M Crossfire and Radeon HD 8750M. 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.
    Radeon HD 6990M Crossfire Check Price
    Radeon HD 8750M Check Price

    Radeon HD 6990M Crossfire and Radeon HD 8750M are Laptop Graphics Cards

    Note: Radeon HD 6990M Crossfire and Radeon HD 8750M 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 6990M Crossfire or Radeon HD 8750M here:

    Radeon HD 6990M Crossfire Laptops
    Radeon HD 8750M Laptops

    Main Specs

      Radeon HD 6990M Crossfire Radeon HD 8750M
    Interface PCIe 3.0 x8
    Memory type GDDR5 GDDR5, DDR3
    Maximum RAM amount 2x2 GB 2 GB
    Display Connectors No outputs
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    • Radeon HD 6990M Crossfire and Radeon HD 8750M have maximum RAM of 2 GB.
    • Both cards are used in Laptops.
    • Radeon HD 6990M Crossfire is build with Terascale 2 architecture, and Radeon HD 8750M - with GCN.
    • Core clock speed of Radeon HD 6990M Crossfire is 95 MHz higher, than Radeon HD 8750M.
    • Radeon HD 6990M Crossfire is manufactured by 40 nm process technology, and Radeon HD 8750M - by 28 nm process technology.
    • Memory clock speed of Radeon HD 8750M is 1100 MHz higher, than Radeon HD 6990M Crossfire.

    Game benchmarks

    high / 1080p 35−40 0−1
    ultra / 1080p 21−24 0−1
    QHD / 1440p 16−18 0−1
    4K / 2160p 10−11 −
    low / 720p 60−65 10−12
    medium / 1080p 40−45 2−3
    The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 766% more, than Radeon HD 8750M.

    Full Specs

      Radeon HD 6990M Crossfire Radeon HD 8750M
    Architecture Terascale 2 GCN
    Code name Blackcomb XTX Mars Pro
    Type Laptop Laptop
    Release date 12 July 2011 16 November 2012
    Pipelines 2240 384
    Core clock speed 715 MHz 620 MHz
    Boost Clock 775 MHz
    Transistor count 2x1700 Million 950 million
    Manufacturing process technology 40 nm 28 nm
    Texture fill rate 18.60
    Floating-point performance 595.2 gflops
    Memory bus width 256 Bit 128 Bit
    Memory clock speed 900 MHz 2000 - 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
    Bitcoin / BTC (SHA256) 71 Mh/s
    Laptop size large medium sized
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