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    Radeon R9 M280X vs Radeon R9 M485X

    When comparing Radeon R9 M280X and Radeon R9 M485X, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon R9 M280X and Radeon R9 M485X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
    Radeon R9 M280X Check Price
    Radeon R9 M485X Check Price

    Radeon R9 M280X and Radeon R9 M485X are Laptop Graphics Cards

    Note: Radeon R9 M280X and Radeon R9 M485X 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 Radeon R9 M280X or Radeon R9 M485X here:

    Radeon R9 M280X Laptops
    Radeon R9 M485X Laptops

    Main Specs

      Radeon R9 M280X Radeon R9 M485X
    Power consumption (TDP) 250 Watt
    Interface PCIe 3.0 x16 MXM-B (3.0)
    Supplementary power connectors None
    Memory type Not Listed GDDR5
    Maximum RAM amount 8 GB MB
    Display Connectors No outputs No outputs
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    • Radeon R9 M280X is connected by PCIe 3.0 x16, and Radeon R9 M485X uses MXM-B (3.0) interface.
    • Both cards are used in Laptops.
    • Radeon R9 M280X is build with GCN architecture, and Radeon R9 M485X - with GCN 3.
    • Core clock speed of Radeon R9 M280X is 177 MHz higher, than Radeon R9 M485X.
    • Radeon R9 M280X and Radeon R9 M485X are manufactured by 28 nm process technology.

    Game benchmarks

    high / 1080p 2−3 24−27
    ultra / 1080p 1−2 14−16
    QHD / 1440p 0−1 10−11
    4K / 2160p − 6−7
    low / 720p 14−16 45−50
    medium / 1080p 4−5 30−35
    The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 500% more, than Radeon R9 M280X.

    Full Specs

      Radeon R9 M280X Radeon R9 M485X
    Architecture GCN GCN 3
    Code name Saturn XT Amethyst
    Type Laptop Laptop
    Release date 1 February 2015 14 May 2016
    Pipelines 896 2048
    Core clock speed 900 MHz 723 MHz
    Transistor count 2,080 million 5,000 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 61.60 92.54
    Floating-point performance 1,792 gflops 2,961 gflops
    Memory bus width 256 Bit
    Memory clock speed 5000 MHz
    Memory bandwidth 96 GB/s 160.0 GB/s
    Shared memory - -
    DirectX 12 (12_0)
    Shader Model 6.3 6.3
    OpenGL 4.4 4.6
    OpenCL Not Listed 2.0
    Vulkan 1.2.131
    FreeSync +
    Bus support Not Listed
    Laptop size large large
    HD3D +
    PowerTune +
    DualGraphics +
    ZeroCore +
    Switchable graphics +
    Mantle +
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