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    Quadro K4000M vs Radeon R9 M385X

    When comparing Quadro K4000M and Radeon R9 M385X, 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 Quadro K4000M and Radeon R9 M385X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
    Quadro K4000M Check Price
    Radeon R9 M385X Check Price

    Quadro K4000M and Radeon R9 M385X are Laptop Graphics Cards

    Note: Quadro K4000M 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 Quadro K4000M or Radeon R9 M385X here:

    Quadro K4000M Laptops
    Radeon R9 M385X Laptops

    Main Specs

      Quadro K4000M Radeon R9 M385X
    Power consumption (TDP) 100 Watt
    Interface MXM-B (3.0) PCIe 3.0 x16
    Memory type GDDR5 GDDR5
    Maximum RAM amount 4 GB 4 GB
    Display Connectors No outputs No outputs
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    • Quadro K4000M is connected by MXM-B (3.0), and Radeon R9 M385X uses PCIe 3.0 x16 interface.
    • Quadro K4000M and Radeon R9 M385X have maximum RAM of 4 GB.
    • Quadro K4000M is used in Mobile workstations, and Radeon R9 M385X - in Laptops.
    • Quadro K4000M is build with Kepler architecture, and Radeon R9 M385X - with GCN.
    • Core clock speed of Radeon R9 M385X is 500 MHz higher, than Quadro K4000M.
    • Quadro K4000M and Radeon R9 M385X are manufactured by 28 nm process technology.
    • Memory clock speed of Quadro K4000M is 1300 MHz higher, than Radeon R9 M385X.

    Game benchmarks

    high / 1080p 10−11 8−9
    ultra / 1080p 6−7 5−6
    QHD / 1440p 1−2 0−1
    low / 720p 21−24 18−20
    medium / 1080p 12−14 10−11
    The average gaming FPS of Quadro K4000M in Assassin's Creed Odyssey is 30% more, than Radeon R9 M385X.

    Full Specs

      Quadro K4000M Radeon R9 M385X
    Architecture Kepler GCN
    Code name N14E-Q3 Strato-XT-M3
    Type Mobile workstation Laptop
    Release date 1 June 2012 16 June 2015
    Pipelines 960 896
    Core clock speed 600 MHz 1100 MHz
    Boost Clock 1100 MHz
    Transistor count 3,540 million 2,080 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 48.08 61.60
    Floating-point performance 1,154 gflops 1,971 gflops
    Memory bus width 256 Bit 128 Bit
    Memory clock speed 2800 MHz 1500 MHz
    Memory bandwidth 89.6 GB/s 76.8 GB/s
    Shared memory - -
    DirectX 12 (11_0)
    Shader Model 5.1 6.3
    OpenGL 4.6 4.4
    OpenCL 1.2 Not Listed
    Vulkan 1.1.126
    CUDA +
    FreeSync +
    Bus support PCIe 3.0
    Bitcoin / BTC (SHA256) 37 Mh/s
    Laptop size large large
    Optimus +
    Eyefinity +
    HD3D +
    PowerTune +
    DualGraphics +
    ZeroCore +
    Switchable graphics +
    Mantle +
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