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    GeForce 825M vs Radeon HD 6990M Crossfire

    Find out if it is worth upgrading your current GPU setup by comparing GeForce 825M and Radeon HD 6990M Crossfire. 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 825M and Radeon HD 6990M Crossfire. 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 825M Check Price
    Radeon HD 6990M Crossfire Check Price

    GeForce 825M and Radeon HD 6990M Crossfire are Laptop Graphics Cards

    Note: GeForce 825M and Radeon HD 6990M Crossfire 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 825M or Radeon HD 6990M Crossfire here:

    GeForce 825M Laptops
    Radeon HD 6990M Crossfire Laptops

    Main Specs

      GeForce 825M Radeon HD 6990M Crossfire
    Power consumption (TDP) 33 Watt
    Interface PCIe 3.0 x8
    Supplementary power connectors None
    Memory type DDR3 GDDR5
    Maximum RAM amount 2 GB 2x2 GB
    Display Connectors No outputs
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    • GeForce 825M and Radeon HD 6990M Crossfire have maximum RAM of 2 GB.
    • Both cards are used in Laptops.
    • GeForce 825M is build with Kepler architecture, and Radeon HD 6990M Crossfire - with Terascale 2.
    • Core clock speed of GeForce 825M is 135 MHz higher, than Radeon HD 6990M Crossfire.
    • GeForce 825M is manufactured by 28 nm process technology, and Radeon HD 6990M Crossfire - by 40 nm process technology.
    • Memory clock speed of GeForce 825M is 900 MHz higher, than Radeon HD 6990M Crossfire.

    Game benchmarks

    high / 1080p 0−1 35−40
    ultra / 1080p − 21−24
    QHD / 1440p 0−1 16−18
    4K / 2160p − 10−11
    low / 720p 2−3 60−65
    medium / 1080p 0−1 40−45
    The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 3000% more, than GeForce 825M.

    Full Specs

      GeForce 825M Radeon HD 6990M Crossfire
    Architecture Kepler Terascale 2
    Code name GK208 Blackcomb XTX
    Type Laptop Laptop
    Release date 27 January 2014 12 July 2011
    Pipelines 384 2240
    Core clock speed 850 MHz 715 MHz
    Boost Clock 941 MHz
    Transistor count 915 million 2x1700 Million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 30.11
    Floating-point performance 722.7 gflops
    Memory bus width 64 Bit 256 Bit
    Memory clock speed 1800 MHz 900 MHz
    Memory bandwidth 14.4 GB/s
    Shared memory - -
    DirectX 12 (11_0) DirectX 11, Shader 5.0
    Shader Model 5.1
    OpenGL 4.6
    OpenCL 1.2
    Vulkan 1.1.126
    CUDA +
    Laptop size medium sized large
    Optimus +
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