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    Mobility Radeon HD 4870 vs Radeon R8 M445DX

    Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4870 and Radeon R8 M445DX. 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 R8 M445DX. 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 R8 M445DX Check Price

    Mobility Radeon HD 4870 and Radeon R8 M445DX are Laptop Graphics Cards

    Note: Mobility Radeon HD 4870 and Radeon R8 M445DX 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 R8 M445DX here:

    Mobility Radeon HD 4870 Laptops
    Radeon R8 M445DX Laptops

    Main Specs

      Mobility Radeon HD 4870 Radeon R8 M445DX
    Interface PCIe 2.0 x16 IGP
    Memory type GDDR5 DDR4/DDR3
    Maximum RAM amount 1 GB
    Display Connectors No outputs No outputs
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    • Mobility Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon R8 M445DX uses IGP interface.
    • Both cards are used in Laptops.
    • Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon R8 M445DX - with GCN.
    • Core clock speed of Radeon R8 M445DX is 170 MHz higher, than Mobility Radeon HD 4870.
    • Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon R8 M445DX - by 28 nm process technology.
    • Memory clock speed of Radeon R8 M445DX is 45 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 R8 M445DX.

    Full Specs

      Mobility Radeon HD 4870 Radeon R8 M445DX
    Architecture Terascale 1 GCN
    Code name M98-XT Meso
    Type Laptop Laptop
    Release date 9 January 2009 1 June 2016
    Pipelines 800 704
    Core clock speed 550 MHz 720 / 1020 MHz
    Boost Clock 1021 MHz
    Transistor count 956 million 1,550 million
    Manufacturing process technology 55 nm 28 nm
    Texture fill rate 22.00 20.42
    Floating-point performance 880.0 gflops
    Memory bus width 256 Bit 128 + 64 Bit
    Memory clock speed 888 MHz 933 / 1000 MHz
    Memory bandwidth 56.83 GB/s
    Shared memory - -
    DirectX 10.1 (10_1) 12 (12_0)
    Shader Model 4.1 6.0
    OpenGL 3.3 4.6
    OpenCL 1.1 2.0
    Vulkan N/A 1.2.131
    Laptop size large medium sized
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