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    GeForce 920MX vs Mobility Radeon HD 4870

    Find out if it is worth upgrading your current GPU setup by comparing GeForce 920MX and Mobility Radeon HD 4870. 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 920MX and Mobility Radeon HD 4870. 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 920MX Check Price
    Mobility Radeon HD 4870 Check Price

    GeForce 920MX and Mobility Radeon HD 4870 are Laptop Graphics Cards

    Note: GeForce 920MX and Mobility Radeon HD 4870 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 920MX or Mobility Radeon HD 4870 here:

    GeForce 920MX Laptops
    Mobility Radeon HD 4870 Laptops

    Main Specs

      GeForce 920MX Mobility Radeon HD 4870
    Power consumption (TDP) 16 Watt
    Interface PCIe 3.0 x8 PCIe 2.0 x16
    Supplementary power connectors None
    Memory type DDR3, GDDR5 GDDR5
    Maximum RAM amount 2 GB 1 GB
    Display Connectors No outputs No outputs
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    • GeForce 920MX is connected by PCIe 3.0 x8, and Mobility Radeon HD 4870 uses PCIe 2.0 x16 interface.
    • GeForce 920MX has 1 GB more memory, than Mobility Radeon HD 4870.
    • Both cards are used in Laptops.
    • GeForce 920MX is build with Maxwell architecture, and Mobility Radeon HD 4870 - with Terascale 1.
    • Core clock speed of GeForce 920MX is 415 MHz higher, than Mobility Radeon HD 4870.
    • GeForce 920MX is manufactured by 28 nm process technology, and Mobility Radeon HD 4870 - by 55 nm process technology.
    • Memory clock speed of GeForce 920MX is 912 MHz higher, than Mobility Radeon HD 4870.

    Game benchmarks

    high / 1080p 2−3 7−8
    ultra / 1080p 0−1 4−5
    QHD / 1440p 0−1 0−1
    low / 720p 12−14 16−18
    medium / 1080p 3−4 8−9
    The average gaming FPS of Mobility Radeon HD 4870 in Assassin's Creed Odyssey is 83% more, than GeForce 920MX.

    Full Specs

      GeForce 920MX Mobility Radeon HD 4870
    Architecture Maxwell Terascale 1
    Code name N16V-GMR M98-XT
    Type Laptop Laptop
    Release date 25 March 2015 9 January 2009
    Pipelines 256 800
    Core clock speed 965 MHz 550 MHz
    Boost Clock 993 MHz
    Transistor count 956 million
    Manufacturing process technology 28 nm 55 nm
    Texture fill rate 23.83 22.00
    Floating-point performance 602.1 gflops 880.0 gflops
    Memory bus width 64 Bit 256 Bit
    Memory clock speed 1800 MHz 888 MHz
    Memory bandwidth 14.4 GB/s 56.83 GB/s
    Shared memory - -
    DirectX 12 (11_0) 10.1 (10_1)
    Shader Model 5.1 4.1
    OpenGL 4.5 3.3
    OpenCL 1.2 1.1
    Vulkan 1.1.126 N/A
    CUDA +
    Bus support PCI Express 3.0
    Laptop size large
    Optimus +
    GPU Boost 2.0
    GameWorks +
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