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    GeForce GTX 580M SLI vs Radeon R9 M385X

    When choosing between GeForce GTX 580M SLI and Radeon R9 M385X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 580M SLI and Radeon R9 M385X.
    GeForce GTX 580M SLI Check Price
    Radeon R9 M385X Check Price

    GeForce GTX 580M SLI and Radeon R9 M385X are Laptop Graphics Cards

    Note: GeForce GTX 580M SLI and Radeon R9 M385X 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 GTX 580M SLI or Radeon R9 M385X here:

    GeForce GTX 580M SLI Laptops
    Radeon R9 M385X Laptops

    Main Specs

      GeForce GTX 580M SLI Radeon R9 M385X
    Power consumption (TDP) 100 Watt
    Interface PCIe 3.0 x16
    Memory type GDDR5 GDDR5
    Maximum RAM amount 4 GB
    Display Connectors No outputs
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    • Both cards are used in Laptops.
    • GeForce GTX 580M SLI is build with Fermi architecture, and Radeon R9 M385X - with GCN.
    • Core clock speed of Radeon R9 M385X is 480 MHz higher, than GeForce GTX 580M SLI.
    • GeForce GTX 580M SLI is manufactured by 40 nm process technology, and Radeon R9 M385X - by 28 nm process technology.
    • Memory clock speed of GeForce GTX 580M SLI and Radeon R9 M385X is 1500 MHz.

    Game benchmarks

    high / 1080p 24−27 8−9
    ultra / 1080p 14−16 5−6
    QHD / 1440p 10−11 0−1
    4K / 2160p 6−7 −
    low / 720p 45−50 18−20
    medium / 1080p 30−35 10−11
    The average gaming FPS of GeForce GTX 580M SLI in Assassin's Creed Odyssey is 200% more, than Radeon R9 M385X.

    Full Specs

      GeForce GTX 580M SLI Radeon R9 M385X
    Architecture Fermi GCN
    Code name N12E-GTX2 Strato-XT-M3
    Type Laptop Laptop
    Release date 6 January 2011 16 June 2015
    Pipelines 768 896
    Core clock speed 620 MHz 1100 MHz
    Boost Clock 1100 MHz
    Transistor count 2,080 million
    Manufacturing process technology 40 nm 28 nm
    Texture fill rate 61.60
    Floating-point performance 1,971 gflops
    Memory bus width 256 Bit 128 Bit
    Memory clock speed 1500 MHz 1500 MHz
    Memory bandwidth 76.8 GB/s
    Shared memory - -
    DirectX DirectX 11, Shader 5.0
    Shader Model 6.3
    OpenGL 4.4
    OpenCL Not Listed
    FreeSync +
    Bus support PCIe 3.0
    Laptop size large large
    Eyefinity +
    HD3D +
    PowerTune +
    DualGraphics +
    ZeroCore +
    Switchable graphics +
    Mantle +
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