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    Maxwell GPU Surface Book 940M GDDR5 vs Radeon HD 4850 X2

    Find out if it is worth upgrading your current GPU setup by comparing Maxwell GPU Surface Book 940M GDDR5 and Radeon HD 4850 X2. 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 HD 4850 X2. 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 HD 4850 X2

    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 HD 4850 X2
    Power consumption (TDP) 250 Watt
    Interface PCIe 2.0 x16
    Supplementary power connectors 1x 6-pin + 1x 8-pin
    Memory type GDDR5 GDDR3
    Maximum RAM amount 1 GB 512 MB
    Display Connectors 4x DVI, 1x S-Video
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    • Radeon HD 4850 X2 has 511 GB more memory, than Maxwell GPU Surface Book 940M GDDR5.
    • Maxwell GPU Surface Book 940M GDDR5 is used in Laptops, and Radeon HD 4850 X2 - in Desktops.
    • Maxwell GPU Surface Book 940M GDDR5 is build with Maxwell architecture, and Radeon HD 4850 X2 - with TeraScale.
    • Core clock speed of Maxwell GPU Surface Book 940M GDDR5 is 329 MHz higher, than Radeon HD 4850 X2.
    • Maxwell GPU Surface Book 940M GDDR5 is manufactured by 28 nm process technology, and Radeon HD 4850 X2 - by 55 nm process technology.
    • Memory clock speed of Maxwell GPU Surface Book 940M GDDR5 is 3022 MHz higher, than Radeon HD 4850 X2.

    Game benchmarks

    high / 1080p 9−10 3−4
    ultra / 1080p 5−6 2−3
    QHD / 1440p 0−1 0−1
    low / 720p 21−24 14−16
    medium / 1080p 12−14 5−6
    The average gaming FPS of Maxwell GPU Surface Book 940M GDDR5 in Assassin's Creed Odyssey is 100% more, than Radeon HD 4850 X2.

    Full Specs

      Maxwell GPU Surface Book 940M GDDR5 Radeon HD 4850 X2
    Architecture Maxwell TeraScale
    Code name Surface Book R700
    Type Laptop Desktop
    Release date 1 October 2015 7 November 2008
    Pipelines 384 800
    Core clock speed 954 MHz 625 MHz
    Boost Clock 993 MHz
    Transistor count 956 million
    Manufacturing process technology 28 nm 55 nm
    Texture fill rate 25.00
    Floating-point performance 2x 1,000.0 gflops
    Length 267 mm
    Memory bus width 64 Bit 256 Bit
    Memory clock speed 5012 MHz 1990 MHz
    Memory bandwidth 63.68 GB/s
    Shared memory -
    DirectX DirectX 12 (FL 11_0), Shader 5.0 10.1 (10_1)
    Shader Model 4.1
    OpenGL 3.3
    OpenCL 1.1
    Vulkan N/A
    CUDA +
    Optimus +
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