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    Maxwell GPU Surface Book 940M GDDR5 vs Radeon R9 380X

    When choosing between Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 380X, 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 Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 380X.
    Maxwell GPU Surface Book 940M GDDR5 Check Price
    Radeon R9 380X Check Price

    Maxwell GPU Surface Book 940M GDDR5 is a Laptop Graphics Card

    Note: Maxwell GPU Surface Book 940M GDDR5 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 Maxwell GPU Surface Book 940M GDDR5 here:

    Maxwell GPU Surface Book 940M GDDR5 Laptops

    Main Specs

      Maxwell GPU Surface Book 940M GDDR5 Radeon R9 380X
    Power consumption (TDP) 190 Watt
    Interface PCIe 3.0 x16
    Memory type GDDR5 GDDR5
    Maximum RAM amount 1 GB 4 GB
    Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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    • Radeon R9 380X has 3 GB more memory, than Maxwell GPU Surface Book 940M GDDR5.
    • Maxwell GPU Surface Book 940M GDDR5 is used in Laptops, and Radeon R9 380X - in Desktops.
    • Maxwell GPU Surface Book 940M GDDR5 is build with Maxwell architecture, and Radeon R9 380X - with GCN 3.0.
    • Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 380X are manufactured by 28 nm process technology.
    • Memory clock speed of Maxwell GPU Surface Book 940M GDDR5 is 4042 MHz higher, than Radeon R9 380X.

    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 R9 380X in Assassin's Creed Odyssey is 241% more, than Maxwell GPU Surface Book 940M GDDR5.

    Full Specs

      Maxwell GPU Surface Book 940M GDDR5 Radeon R9 380X
    Architecture Maxwell GCN 3.0
    Code name Surface Book Antigua
    Type Laptop Desktop
    Release date 1 October 2015 19 November 2015
    Pipelines 384 2048
    Core clock speed 954 MHz
    Boost Clock 993 MHz 970 MHz
    Transistor count 5,000 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 124.2
    Floating-point performance 3,973 gflops
    Length 221 mm
    Memory bus width 64 Bit 256 Bit
    Memory clock speed 5012 MHz 970 MHz
    Memory bandwidth 182.4 GB/s
    Shared memory -
    DirectX DirectX 12 (FL 11_0), Shader 5.0
    Shader Model 6.3
    OpenGL 4.5
    OpenCL 2.0
    Vulkan +
    CUDA +
    Monero / XMR (CryptoNight) 0.58 kh/s
    FreeSync +
    Bus support PCIe 3.0
    HDMI +
    Optimus +
    Eyefinity +
    HD3D +
    PowerTune +
    TrueAudio +
    ZeroCore +
    Mantle +
    Design reference
    Bridgeless CrossFire +
    Number of Eyefinity displays 6
    DisplayPort support +
    CrossFire +
    VCE +
    DDMA audio +
    Decred / DCR (Decred) 0.89 Gh/s
    Ethereum / ETH (DaggerHashimoto) 20.63 Mh/s
    Zcash / ZEC (Equihash) 175 Sol/s
    Compute units 32
    Form factor full height / full length
    High bandwidth memory (HBM) -
    LiquidVR +
    FRTC +
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