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    GeForce GTX 860M vs Radeon HD 6990M Crossfire

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 860M 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 GTX 860M 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 GTX 860M Check Price
    Radeon HD 6990M Crossfire Check Price

    GeForce GTX 860M and Radeon HD 6990M Crossfire are Laptop Graphics Cards

    Note: GeForce GTX 860M 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 GTX 860M or Radeon HD 6990M Crossfire here:

    GeForce GTX 860M Laptops
    Radeon HD 6990M Crossfire Laptops

    Main Specs

      GeForce GTX 860M Radeon HD 6990M Crossfire
    Power consumption (TDP) 75 Watt
    Interface MXM-B (3.0)
    Supplementary power connectors None
    Memory type GDDR5 GDDR5
    Maximum RAM amount 4 GB 2x2 GB
    Display Connectors No outputs
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    • GeForce GTX 860M has 2 GB more memory, than Radeon HD 6990M Crossfire.
    • Both cards are used in Laptops.
    • GeForce GTX 860M is build with Maxwell architecture, and Radeon HD 6990M Crossfire - with Terascale 2.
    • Core clock speed of GeForce GTX 860M is 82 MHz higher, than Radeon HD 6990M Crossfire.
    • GeForce GTX 860M is manufactured by 28 nm process technology, and Radeon HD 6990M Crossfire - by 40 nm process technology.

    Game benchmarks

    high / 1080p 16−18 35−40
    ultra / 1080p 10−11 21−24
    QHD / 1440p 5−6 16−18
    4K / 2160p 4−5 10−11
    low / 720p 30−35 60−65
    medium / 1080p 21−24 40−45
    The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 113% more, than GeForce GTX 860M.

    Full Specs

      GeForce GTX 860M Radeon HD 6990M Crossfire
    Architecture Maxwell Terascale 2
    Code name N15P-GX Blackcomb XTX
    Type Laptop Laptop
    Release date 12 March 2014 12 July 2011
    Pipelines 640 2240
    Core clock speed 797 MHz 715 MHz
    Boost Clock 915 MHz
    Transistor count 1,870 million 2x1700 Million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 43.40
    Floating-point performance 1,389 gflops
    Memory bus width 128 Bit 256 Bit
    Memory clock speed 900 MHz
    Memory bandwidth 80.0 GB/s
    Shared memory - -
    DirectX 12 (11_0) DirectX 11, Shader 5.0
    Shader Model 5.1
    OpenGL 4.5
    OpenCL 1.1
    Vulkan 1.1.126
    CUDA +
    CUDA cores 1152 or 640
    Bus support PCI Express 2.0, PCI Express 3.0
    SLI options +
    HDMI +
    Bitcoin / BTC (SHA256) 163 Mh/s
    Laptop size medium sized large
    Standard memory configuration GDDR5
    eDP 1.2 signal support Up to 3840x2160
    LVDS signal support Up to 1920x1200
    DisplayPort Multimode (DP++) support Up to 3840x2160
    HDCP content protection +
    7.1 channel HD audio on HDMI +
    TrueHD and DTS-HD audio bitstreaming +
    H.264, VC1, MPEG2 1080p video decoder +
    Optimus +
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