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    GeForce 840A vs Mobility Radeon HD 4830

    Find out if it is worth upgrading your current GPU setup by comparing GeForce 840A and Mobility Radeon HD 4830. 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 GeForce 840A and Mobility Radeon HD 4830. 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.
    GeForce 840A
    Mobility Radeon HD 4830 Check Price

    Mobility Radeon HD 4830 is a Laptop Graphics Card

    Note: Mobility Radeon HD 4830 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 Mobility Radeon HD 4830 here:

    Mobility Radeon HD 4830 Laptops

    Main Specs

      GeForce 840A Mobility Radeon HD 4830
    Power consumption (TDP) 33 Watt
    Interface PCIe 3.0 x8 PCIe 2.0 x16
    Memory type DDR3 GDDR3, DDR3
    Maximum RAM amount 2 GB 1 GB
    Display Connectors No outputs No outputs
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    • GeForce 840A is connected by PCIe 3.0 x8, and Mobility Radeon HD 4830 uses PCIe 2.0 x16 interface.
    • GeForce 840A has 1 GB more memory, than Mobility Radeon HD 4830.
    • GeForce 840A is used in Desktops, and Mobility Radeon HD 4830 - in Laptops.
    • GeForce 840A is build with Maxwell architecture, and Mobility Radeon HD 4830 - with Terascale 1.
    • Core clock speed of GeForce 840A is 479 MHz higher, than Mobility Radeon HD 4830.
    • GeForce 840A is manufactured by 28 nm process technology, and Mobility Radeon HD 4830 - by 40 nm process technology.
    • Memory clock speed of GeForce 840A is 1302 MHz higher, than Mobility Radeon HD 4830.

    Game benchmarks

    high / 1080p 3−4 0−1
    ultra / 1080p 2−3 0−1
    QHD / 1440p 0−1 0−1
    low / 720p 14−16 10−11
    medium / 1080p 5−6 1−2
    The average gaming FPS of GeForce 840A in Assassin's Creed Odyssey is 66% more, than Mobility Radeon HD 4830.

    Full Specs

      GeForce 840A Mobility Radeon HD 4830
    Architecture Maxwell Terascale 1
    Code name GM108 M97
    Type Desktop Laptop
    Release date 17 March 2014 3 March 2009
    Pipelines 384 640
    Core clock speed 1029 MHz 550 MHz
    Boost Clock 1124 MHz
    Transistor count 826 million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 17.98 17.60
    Floating-point performance 863.2 gflops 704.0 gflops
    Memory bus width 64 Bit 128 Bit
    Memory clock speed 2002 MHz 700 MHz
    Memory bandwidth 16.02 GB/s 44.8 GB/s
    Shared memory -
    DirectX 12 (11_0) 10.1 (10_1)
    Shader Model 5.1 4.1
    OpenGL 4.6 3.3
    OpenCL 1.2 1.1
    Vulkan 1.1.126 N/A
    CUDA 5.0
    Laptop size large
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