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    Maxwell GPU Surface Book 940M GDDR5 vs Radeon R9 M485X

    Find out if it is worth upgrading your current GPU setup by comparing Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 M485X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 M485X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
    Maxwell GPU Surface Book 940M GDDR5 Check Price
    Radeon R9 M485X Check Price

    Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 M485X are Laptop Graphics Cards

    Note: Maxwell GPU Surface Book 940M GDDR5 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 Maxwell GPU Surface Book 940M GDDR5 or Radeon R9 M485X here:

    Maxwell GPU Surface Book 940M GDDR5 Laptops
    Radeon R9 M485X Laptops

    Main Specs

      Maxwell GPU Surface Book 940M GDDR5 Radeon R9 M485X
    Power consumption (TDP) 250 Watt
    Interface MXM-B (3.0)
    Supplementary power connectors None
    Memory type GDDR5 GDDR5
    Maximum RAM amount 1 GB 8 GB MB
    Display Connectors No outputs
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    • Radeon R9 M485X has 7 GB more memory, than Maxwell GPU Surface Book 940M GDDR5.
    • Both cards are used in Laptops.
    • Maxwell GPU Surface Book 940M GDDR5 is build with Maxwell architecture, and Radeon R9 M485X - with GCN 3.
    • Core clock speed of Maxwell GPU Surface Book 940M GDDR5 is 231 MHz higher, than Radeon R9 M485X.
    • Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 M485X are manufactured by 28 nm process technology.
    • Memory clock speed of Maxwell GPU Surface Book 940M GDDR5 is 12 MHz higher, than Radeon R9 M485X.

    Game benchmarks

    high / 1080p 9−10 24−27
    ultra / 1080p 5−6 14−16
    QHD / 1440p 0−1 10−11
    4K / 2160p − 6−7
    low / 720p 21−24 45−50
    medium / 1080p 12−14 30−35
    The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 150% more, than Maxwell GPU Surface Book 940M GDDR5.

    Full Specs

      Maxwell GPU Surface Book 940M GDDR5 Radeon R9 M485X
    Architecture Maxwell GCN 3
    Code name Surface Book Amethyst
    Type Laptop Laptop
    Release date 1 October 2015 14 May 2016
    Pipelines 384 2048
    Core clock speed 954 MHz 723 MHz
    Boost Clock 993 MHz
    Transistor count 5,000 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 92.54
    Floating-point performance 2,961 gflops
    Memory bus width 64 Bit 256 Bit
    Memory clock speed 5012 MHz 5000 MHz
    Memory bandwidth 160.0 GB/s
    Shared memory - -
    DirectX DirectX 12 (FL 11_0), Shader 5.0 12 (12_0)
    Shader Model 6.3
    OpenGL 4.6
    OpenCL 2.0
    Vulkan 1.2.131
    CUDA +
    Laptop size large
    Optimus +
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