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    Mobility Radeon HD 3870 X2 vs Radeon R6 Kaveri

    Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 3870 X2 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 Mobility Radeon HD 3870 X2 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.
    Mobility Radeon HD 3870 X2 Check Price
    Radeon R6 Kaveri Check Price

    Mobility Radeon HD 3870 X2 and Radeon R6 Kaveri are Laptop Graphics Cards

    Note: Mobility Radeon HD 3870 X2 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 Mobility Radeon HD 3870 X2 or Radeon R6 Kaveri here:

    Mobility Radeon HD 3870 X2 Laptops
    Radeon R6 Kaveri Laptops

    Main Specs

      Mobility Radeon HD 3870 X2 Radeon R6 Kaveri
    Power consumption (TDP) 110 Watt
    Interface PCIe 2.0 x16
    Memory type GDDR3
    Maximum RAM amount 512 MB
    Display Connectors No outputs
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    • Both cards are used in Laptops.
    • Mobility Radeon HD 3870 X2 is build with RV6xx architecture, and Radeon R6 Kaveri - with GCN 1.1.
    • Core clock speed of Mobility Radeon HD 3870 X2 is 127 MHz higher, than Radeon R6 Kaveri.
    • Mobility Radeon HD 3870 X2 is manufactured by 55 nm process technology, and Radeon R6 Kaveri - by 28 nm process technology.

    Game benchmarks

    high / 1080p 6−7 0−1
    ultra / 1080p 4−5 −
    QHD / 1440p 0−1 0−1
    low / 720p 16−18 1−2
    medium / 1080p 8−9 0−1
    The average gaming FPS of Mobility Radeon HD 3870 X2 in Assassin's Creed Odyssey is 1600% more, than Radeon R6 Kaveri.

    Full Specs

      Mobility Radeon HD 3870 X2 Radeon R6 Kaveri
    Architecture RV6xx GCN 1.1
    Code name M88-XT CF Kaveri
    Type Laptop Laptop
    Release date 1 September 2008 4 June 2014
    Pipelines 640 384
    Core clock speed 660 MHz 533 MHz
    Boost Clock 654 MHz
    Transistor count 666 million 2410 Million
    Manufacturing process technology 55 nm 28 nm
    Texture fill rate 10.56
    Floating-point performance 2x 422.4 gflops
    Memory bus width 256 Bit 64/128 Bit
    Memory clock speed 850 MHz
    Memory bandwidth 54.4 GB/s
    Shared memory - +
    DirectX 10.1 (10_1) DirectX 12 (FL 12_0), Shader 5.0
    Shader Model 4.1
    OpenGL 3.3
    OpenCL N/A
    Vulkan N/A
    Laptop size large medium sized
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