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    Radeon HD 6990M vs Radeon R6 Kaveri

    Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6990M and Radeon R6 Kaveri. 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 and Radeon R6 Kaveri. 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 Check Price
    Radeon R6 Kaveri Check Price

    Radeon HD 6990M and Radeon R6 Kaveri are Laptop Graphics Cards

    Note: Radeon HD 6990M and Radeon R6 Kaveri 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 or Radeon R6 Kaveri here:

    Radeon HD 6990M Laptops
    Radeon R6 Kaveri Laptops

    Main Specs

      Radeon HD 6990M Radeon R6 Kaveri
    Power consumption (TDP) 100 Watt
    Interface MXM-B (3.0)
    Supplementary power connectors None
    Memory type GDDR5
    Maximum RAM amount 2 GB
    Display Connectors No outputs
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    • Both cards are used in Laptops.
    • Radeon HD 6990M is build with Terascale 2 architecture, and Radeon R6 Kaveri - with GCN 1.1.
    • Core clock speed of Radeon HD 6990M is 182 MHz higher, than Radeon R6 Kaveri.
    • Radeon HD 6990M is manufactured by 40 nm process technology, and Radeon R6 Kaveri - by 28 nm process technology.

    Game benchmarks

    high / 1080p 14−16 0−1
    ultra / 1080p 8−9 −
    QHD / 1440p 3−4 0−1
    low / 720p 30−33 1−2
    medium / 1080p 16−18 0−1
    The average gaming FPS of Radeon HD 6990M in Assassin's Creed Odyssey is 3000% more, than Radeon R6 Kaveri.

    Full Specs

      Radeon HD 6990M Radeon R6 Kaveri
    Architecture Terascale 2 GCN 1.1
    Code name Blackcomb XTX Kaveri
    Type Laptop Laptop
    Release date 12 July 2011 4 June 2014
    Pipelines 1120 384
    Core clock speed 715 MHz 533 MHz
    Boost Clock 654 MHz
    Transistor count 1,700 million 2410 Million
    Manufacturing process technology 40 nm 28 nm
    Texture fill rate 40.04
    Floating-point performance 1,601.6 gflops
    Memory bus width 256 Bit 64/128 Bit
    Memory clock speed 900 MHz
    Memory bandwidth 115.2 GB/s
    Shared memory - +
    DirectX 11.2 (11_0) DirectX 12 (FL 12_0), Shader 5.0
    Shader Model 5.0
    OpenGL 4.4
    OpenCL 1.2
    Vulkan N/A
    Laptop size large medium sized
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