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    GeForce 840M vs Radeon RX 550X mobile

    Find out if it is worth upgrading your current GPU setup by comparing GeForce 840M and Radeon RX 550X mobile. 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 840M and Radeon RX 550X mobile. 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 840M Check Price
    Radeon RX 550X mobile Check Price

    GeForce 840M and Radeon RX 550X mobile are Laptop Graphics Cards

    Note: GeForce 840M and Radeon RX 550X mobile 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 GeForce 840M or Radeon RX 550X mobile here:

    GeForce 840M Laptops
    Radeon RX 550X mobile Laptops

    Main Specs

      GeForce 840M Radeon RX 550X mobile
    Power consumption (TDP) 33 Watt 50 Watt
    Interface PCIe 3.0 x8 PCIe 3.0 x8
    Memory type DDR3 GDDR5
    Maximum RAM amount 4 GB 4 GB
    Display Connectors No outputs No outputs
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    • Radeon RX 550X mobile has 51% more power consumption, than GeForce 840M.
    • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
    • GeForce 840M and Radeon RX 550X mobile have maximum RAM of 4 GB.
    • Both cards are used in Laptops.
    • GeForce 840M is build with Maxwell architecture, and Radeon RX 550X mobile - with Polaris.
    • Core clock speed of Radeon RX 550X mobile is 147 MHz higher, than GeForce 840M.
    • GeForce 840M is manufactured by 28 nm process technology, and Radeon RX 550X mobile - by 14 nm process technology.
    • Memory clock speed of Radeon RX 550X mobile is 5000 MHz higher, than GeForce 840M.

    Game benchmarks

    high / 1080p 1−2 14−16
    ultra / 1080p 0−1 9−10
    QHD / 1440p 0−1 3−4
    low / 720p 12−14 30−35
    medium / 1080p 3−4 20−22
    The average gaming FPS of Radeon RX 550X mobile in Assassin's Creed Odyssey is 266% more, than GeForce 840M.

    Full Specs

      GeForce 840M Radeon RX 550X mobile
    Architecture Maxwell Polaris
    Code name N15S-GT Polaris 12
    Type Laptop Laptop
    Release date 12 March 2014 10 January 2019
    Pipelines 384 640
    Core clock speed 1029 MHz 1176 MHz
    Boost Clock 1124 MHz 1287 MHz
    Transistor count 2,200 million
    Manufacturing process technology 28 nm 14 nm
    Texture fill rate 17.98 51.48
    Floating-point performance 863.2 gflops
    Memory bus width 64 Bit 128 Bit
    Memory clock speed 2000 MHz 7000 MHz
    Memory bandwidth 16.02 GB/s 96 GB/s
    Shared memory - -
    DirectX 12 (11_0) 12 (12_0)
    Shader Model 5.1 6.4
    OpenGL 4.5 4.6
    OpenCL 1.2 2.0
    Vulkan 1.1.126 1.2.131
    CUDA +
    FreeSync +
    Bus support PCI Express 2.0, PCI Express 3.0
    Bitcoin / BTC (SHA256) 92 Mh/s
    Laptop size medium sized large
    Optimus +
    GPU Boost 2.0
    GameWorks +
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