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    GeForce GTX 860M vs Radeon Pro 580X

    In this comparison between GeForce GTX 860M and Radeon Pro 580X you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GTX 860M will be the best choice, for others Radeon Pro 580X will be their preference. Study the comparison tables below and make your choice.
    GeForce GTX 860M Check Price
    Radeon Pro 580X

    GeForce GTX 860M is a Laptop Graphics Card

    Note: GeForce GTX 860M 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 GeForce GTX 860M here:

    GeForce GTX 860M Laptops

    Main Specs

      GeForce GTX 860M Radeon Pro 580X
    Power consumption (TDP) 75 Watt 150 Watt
    Interface MXM-B (3.0) PCIe 3.0 x16
    Supplementary power connectors None None
    Memory type GDDR5 GDDR5
    Maximum RAM amount 4 GB 8 GB
    Display Connectors No outputs No outputs
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    • Radeon Pro 580X has 100% more power consumption, than GeForce GTX 860M.
    • GeForce GTX 860M is connected by MXM-B (3.0), and Radeon Pro 580X uses PCIe 3.0 x16 interface.
    • Radeon Pro 580X has 4 GB more memory, than GeForce GTX 860M.
    • GeForce GTX 860M is used in Laptops, and Radeon Pro 580X - in Desktops.
    • GeForce GTX 860M is build with Maxwell architecture, and Radeon Pro 580X - with GCN 4.0.
    • Core clock speed of Radeon Pro 580X is 303 MHz higher, than GeForce GTX 860M.
    • GeForce GTX 860M is manufactured by 28 nm process technology, and Radeon Pro 580X - by 14 nm process technology.

    Game benchmarks

    high / 1080p 16−18 35−40
    ultra / 1080p 10−11 24−27
    QHD / 1440p 5−6 18−20
    4K / 2160p 4−5 10−12
    low / 720p 30−35 60−65
    medium / 1080p 21−24 45−50
    The average gaming FPS of Radeon Pro 580X in Assassin's Creed Odyssey is 120% more, than GeForce GTX 860M.

    Full Specs

      GeForce GTX 860M Radeon Pro 580X
    Architecture Maxwell GCN 4.0
    Code name N15P-GX Polaris 20
    Type Laptop Workstation
    Release date 12 March 2014 18 March 2019
    Pipelines 640 2304
    Core clock speed 797 MHz 1100 MHz
    Boost Clock 915 MHz 1200 MHz
    Transistor count 1,870 million 5,700 million
    Manufacturing process technology 28 nm 14 nm
    Texture fill rate 43.40 172.8
    Floating-point performance 1,389 gflops
    Memory bus width 128 Bit 256 Bit
    Memory clock speed 6780 MHz
    Memory bandwidth 80.0 GB/s 217.0 GB/s
    Shared memory -
    DirectX 12 (11_0) 12 (12_0)
    Shader Model 5.1 6.4
    OpenGL 4.5 4.6
    OpenCL 1.1 2.0
    Vulkan 1.1.126 1.2.131
    CUDA +
    CUDA cores 1152 or 640
    Bus support PCI Express 2.0, PCI Express 3.0
    SLI options +
    HDMI +
    Bitcoin / BTC (SHA256) 163 Mh/s
    Laptop size medium sized
    Standard memory configuration GDDR5
    eDP 1.2 signal support Up to 3840x2160
    LVDS signal support Up to 1920x1200
    DisplayPort Multimode (DP++) support Up to 3840x2160
    HDCP content protection +
    7.1 channel HD audio on HDMI +
    TrueHD and DTS-HD audio bitstreaming +
    H.264, VC1, MPEG2 1080p video decoder +
    Optimus +
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