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    Mobility Radeon HD 4870 vs Radeon HD 7730M

    Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4870 and Radeon HD 7730M. 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 4870 and Radeon HD 7730M. 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 4870 Check Price
    Radeon HD 7730M Check Price

    Mobility Radeon HD 4870 and Radeon HD 7730M are Laptop Graphics Cards

    Note: Mobility Radeon HD 4870 and Radeon HD 7730M 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 4870 or Radeon HD 7730M here:

    Mobility Radeon HD 4870 Laptops
    Radeon HD 7730M Laptops

    Main Specs

      Mobility Radeon HD 4870 Radeon HD 7730M
    Power consumption (TDP) 25 Watt
    Interface PCIe 2.0 x16 PCIe 2.0 x16
    Memory type GDDR5 DDR3
    Maximum RAM amount 1 GB 2 GB
    Display Connectors No outputs No outputs
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    • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
    • Radeon HD 7730M has 1 GB more memory, than Mobility Radeon HD 4870.
    • Both cards are used in Laptops.
    • Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon HD 7730M - with GCN.
    • Core clock speed of Radeon HD 7730M is 25 MHz higher, than Mobility Radeon HD 4870.
    • Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon HD 7730M - by 28 nm process technology.
    • Memory clock speed of Radeon HD 7730M is 912 MHz higher, than Mobility Radeon HD 4870.

    Game benchmarks

    high / 1080p 7−8 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 4870 in Assassin's Creed Odyssey is 1600% more, than Radeon HD 7730M.

    Full Specs

      Mobility Radeon HD 4870 Radeon HD 7730M
    Architecture Terascale 1 GCN
    Code name M98-XT Lombok GL
    Type Laptop Laptop
    Release date 9 January 2009 24 April 2012
    Pipelines 800 512
    Core clock speed 550 MHz 575 MHz
    Boost Clock 675 MHz
    Transistor count 956 million 1,500 million
    Manufacturing process technology 55 nm 28 nm
    Texture fill rate 22.00 21.60
    Floating-point performance 880.0 gflops 691.2 gflops
    Memory bus width 256 Bit 128 Bit
    Memory clock speed 888 MHz 1800 MHz
    Memory bandwidth 56.83 GB/s 28.8 GB/s
    Shared memory - -
    DirectX 10.1 (10_1) 12 (11_1)
    Shader Model 4.1 5.1
    OpenGL 3.3 4.6
    OpenCL 1.1 1.2
    Vulkan N/A 1.2.131
    Bitcoin / BTC (SHA256) 70 Mh/s
    Laptop size large medium sized
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