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    Mobility Radeon HD 5870 vs Radeon HD 7970M Crossfire

    In this comparison between Mobility Radeon HD 5870 and Radeon HD 7970M Crossfire you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Mobility Radeon HD 5870 will be the best choice, for others Radeon HD 7970M Crossfire will be their preference. Study the comparison tables below and make your choice.
    Mobility Radeon HD 5870 Check Price
    Radeon HD 7970M Crossfire Check Price

    Mobility Radeon HD 5870 and Radeon HD 7970M Crossfire are Laptop Graphics Cards

    Note: Mobility Radeon HD 5870 and Radeon HD 7970M 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 Mobility Radeon HD 5870 or Radeon HD 7970M Crossfire here:

    Mobility Radeon HD 5870 Laptops
    Radeon HD 7970M Crossfire Laptops

    Main Specs

      Mobility Radeon HD 5870 Radeon HD 7970M Crossfire
    Power consumption (TDP) 50 Watt 200 Watt
    Interface MXM-B (3.0)
    Memory type DDR3, GDDR3, GDDR5 GDDR5
    Maximum RAM amount 1 GB
    Display Connectors No outputs
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    • Radeon HD 7970M Crossfire has 300% more power consumption, than Mobility Radeon HD 5870.
    • Both cards are used in Laptops.
    • Mobility Radeon HD 5870 is build with Terascale 2 architecture, and Radeon HD 7970M Crossfire - with GCN.
    • Core clock speed of Radeon HD 7970M Crossfire is 150 MHz higher, than Mobility Radeon HD 5870.
    • Mobility Radeon HD 5870 is manufactured by 40 nm process technology, and Radeon HD 7970M Crossfire - by 28 nm process technology.
    • Memory clock speed of Radeon HD 7970M Crossfire is 3800 MHz higher, than Mobility Radeon HD 5870.

    Game benchmarks

    high / 1080p 10−11 35−40
    ultra / 1080p 6−7 21−24
    QHD / 1440p 0−1 16−18
    4K / 2160p − 10−11
    low / 720p 21−24 60−65
    medium / 1080p 12−14 40−45
    The average gaming FPS of Radeon HD 7970M Crossfire in Assassin's Creed Odyssey is 215% more, than Mobility Radeon HD 5870.

    Full Specs

      Mobility Radeon HD 5870 Radeon HD 7970M Crossfire
    Architecture Terascale 2 GCN
    Code name Broadway-XT Wimbledon XT
    Type Laptop Laptop
    Release date 7 January 2010 1 May 2012
    Pipelines 800 2560
    Core clock speed 700 MHz 850 MHz
    Transistor count 1,040 million
    Manufacturing process technology 40 nm 28 nm
    Texture fill rate 28.00
    Floating-point performance 1,120.0 gflops
    Memory bus width 128 Bit 2x 256 Bit
    Memory clock speed 1000 MHz 4800 MHz
    Memory bandwidth 64 GB/s
    Shared memory - -
    DirectX 11.2 (11_0) DirectX 11.1, Shader 5.0
    Shader Model 5.0
    OpenGL 4.4
    OpenCL 1.2
    Vulkan N/A
    Laptop size large large
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