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    Mobility Radeon HD 4870 X2 vs Radeon Sky 500

    Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4870 X2 and Radeon Sky 500. 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 X2 and Radeon Sky 500. 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 X2 Check Price
    Radeon Sky 500

    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 Sky 500
    Power consumption (TDP) 150 Watt
    Interface PCIe 2.0 x16 PCIe 3.0 x16
    Supplementary power connectors 1x 6-pin
    Memory type GDDR3, GDDR5 GDDR5
    Maximum RAM amount 2 GB 4 GB
    Display Connectors No outputs 1x DisplayPort
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    • Mobility Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon Sky 500 uses PCIe 3.0 x16 interface.
    • Radeon Sky 500 has 2 GB more memory, than Mobility Radeon HD 4870 X2.
    • Mobility Radeon HD 4870 X2 is used in Laptops, and Radeon Sky 500 - in Desktops.
    • Mobility Radeon HD 4870 X2 is build with Terascale 1 architecture, and Radeon Sky 500 - with GCN 1.0.
    • Core clock speed of Radeon Sky 500 is 400 MHz higher, than Mobility Radeon HD 4870 X2.
    • Mobility Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon Sky 500 - by 28 nm process technology.
    • Memory clock speed of Radeon Sky 500 is 3912 MHz higher, than Mobility Radeon HD 4870 X2.

    Game benchmarks

    high / 1080p 9−10 35−40
    ultra / 1080p 5−6 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 Sky 500 in Assassin's Creed Odyssey is 241% more, than Mobility Radeon HD 4870 X2.

    Full Specs

      Mobility Radeon HD 4870 X2 Radeon Sky 500
    Architecture Terascale 1 GCN 1.0
    Code name M98-XT Pitcairn
    Type Laptop Desktop
    Release date 9 January 2009 27 March 2013
    Pipelines 1600 1280
    Core clock speed 550 MHz 950 MHz
    Transistor count 956 million 2,800 million
    Manufacturing process technology 55 nm 28 nm
    Texture fill rate 22.00 76.00
    Floating-point performance 2x 880.0 gflops 2,432 gflops
    Length 242 mm
    Memory bus width 256 Bit 256 Bit
    Memory clock speed 888 MHz 4800 MHz
    Memory bandwidth 89.6 GB/s 154 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
    Bus support PCIe 3.0
    Laptop size large
    Form factor full height / full length
    DisplayPort count 1
    Dual-link DVI support +
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