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    Mobility Radeon HD 4870 X2 vs Radeon R7 384 Cores Kaveri

    If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 4870 X2 and Radeon R7 384 Cores Kaveri, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Mobility Radeon HD 4870 X2 stacks up against Radeon R7 384 Cores Kaveri, check out specs charts below.
    Mobility Radeon HD 4870 X2 Check Price
    Radeon R7 384 Cores Kaveri

    Mobility Radeon HD 4870 X2 is a Laptop Graphics Card

    Note: Mobility Radeon HD 4870 X2 is only used in laptop graphics. It has 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 X2 here:

    Mobility Radeon HD 4870 X2 Laptops

    Main Specs

      Mobility Radeon HD 4870 X2 Radeon R7 384 Cores Kaveri
    Interface PCIe 2.0 x16
    Memory type GDDR3, GDDR5
    Maximum RAM amount 2 GB
    Display Connectors No outputs
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    • Mobility Radeon HD 4870 X2 is used in Laptops, and Radeon R7 384 Cores Kaveri - in Desktops.
    • Mobility Radeon HD 4870 X2 is build with Terascale 1 architecture, and Radeon R7 384 Cores Kaveri - with GCN.
    • Core clock speed of Radeon R7 384 Cores Kaveri is 170 MHz higher, than Mobility Radeon HD 4870 X2.
    • Mobility Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon R7 384 Cores Kaveri - by 28 nm process technology.

    Game benchmarks

    high / 1080p 9−10 7−8
    ultra / 1080p 5−6 4−5
    QHD / 1440p 0−1 0−1
    low / 720p 21−24 18−20
    medium / 1080p 12−14 9−10
    The average gaming FPS of Mobility Radeon HD 4870 X2 in Assassin's Creed Odyssey is 20% more, than Radeon R7 384 Cores Kaveri.

    Full Specs

      Mobility Radeon HD 4870 X2 Radeon R7 384 Cores Kaveri
    Architecture Terascale 1 GCN
    Code name M98-XT Kaveri Spectre
    Type Laptop Desktop
    Release date 9 January 2009 14 January 2014
    Pipelines 1600 384
    Core clock speed 550 MHz 720 MHz
    Transistor count 956 million
    Manufacturing process technology 55 nm 28 nm
    Texture fill rate 22.00
    Floating-point performance 2x 880.0 gflops
    Memory bus width 256 Bit
    Memory clock speed 888 MHz
    Memory bandwidth 89.6 GB/s
    Shared memory - +
    DirectX 10.1 (10_1) DirectX 12 (FL 12_0), Shader 5.2
    Shader Model 4.1
    OpenGL 3.3
    OpenCL 1.1
    Vulkan N/A
    Laptop size large
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