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    Maxwell GPU Surface Book 940M GDDR5 vs Radeon R9 280

    Find out if it is worth upgrading your current GPU setup by comparing Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 280. 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 280. 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 280 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 280
    Power consumption (TDP) 200 Watt
    Interface PCIe 3.0 x16
    Supplementary power connectors 1 x 6-pin + 1 x 8-pin
    Memory type GDDR5 GDDR5
    Maximum RAM amount 1 GB 3 GB
    Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort
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    • Radeon R9 280 has 2 GB more memory, than Maxwell GPU Surface Book 940M GDDR5.
    • Maxwell GPU Surface Book 940M GDDR5 is used in Laptops, and Radeon R9 280 - in Desktops.
    • Maxwell GPU Surface Book 940M GDDR5 is build with Maxwell architecture, and Radeon R9 280 - with GCN 1.0.
    • Maxwell GPU Surface Book 940M GDDR5 and Radeon R9 280 are manufactured by 28 nm process technology.
    • Memory clock speed of Maxwell GPU Surface Book 940M GDDR5 is 3762 MHz higher, than Radeon R9 280.

    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 280 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 280
    Architecture Maxwell GCN 1.0
    Code name Surface Book Tahiti
    Type Laptop Desktop
    Release date 1 October 2015 4 March 2014
    Pipelines 384 1792
    Core clock speed 954 MHz
    Boost Clock 993 MHz 933 MHz
    Transistor count 4,313 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 104.5
    Floating-point performance 3,344 gflops
    Length 275 mm
    Memory bus width 64 Bit 384 Bit
    Memory clock speed 5012 MHz 1250 MHz
    Memory bandwidth 240 GB/s
    Shared memory -
    DirectX DirectX 12 (FL 11_0), Shader 5.0
    Shader Model 5.1
    OpenGL 4.6
    OpenCL 1.2
    Vulkan +
    CUDA +
    FreeSync +
    Bus support PCIe 3.0
    HDMI +
    Bitcoin / BTC (SHA256) 408 Mh/s
    Optimus +
    Eyefinity +
    HD3D +
    TrueAudio +
    Design reference
    CrossFire +
    DDMA audio +
    Ethereum / ETH (DaggerHashimoto) 21.5 Mh/s
    LiquidVR +
    TressFX +
    UVD +
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