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    GeForce 840A vs Radeon HD 6970M Crossfire

    Find out if it is worth upgrading your current GPU setup by comparing GeForce 840A and Radeon HD 6970M Crossfire. 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 Radeon HD 6970M Crossfire. 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
    Radeon HD 6970M Crossfire Check Price

    Radeon HD 6970M Crossfire is a Laptop Graphics Card

    Note: Radeon HD 6970M Crossfire 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 Radeon HD 6970M Crossfire here:

    Radeon HD 6970M Crossfire Laptops

    Main Specs

      GeForce 840A Radeon HD 6970M Crossfire
    Power consumption (TDP) 33 Watt
    Interface PCIe 3.0 x8
    Memory type DDR3 GDDR5
    Maximum RAM amount 2 GB 2x2 GB
    Display Connectors No outputs
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    • GeForce 840A and Radeon HD 6970M Crossfire have maximum RAM of 2 GB.
    • GeForce 840A is used in Desktops, and Radeon HD 6970M Crossfire - in Laptops.
    • GeForce 840A is build with Maxwell architecture, and Radeon HD 6970M Crossfire - with Terascale 2.
    • Core clock speed of GeForce 840A is 349 MHz higher, than Radeon HD 6970M Crossfire.
    • GeForce 840A is manufactured by 28 nm process technology, and Radeon HD 6970M Crossfire - by 40 nm process technology.
    • Memory clock speed of GeForce 840A is 1102 MHz higher, than Radeon HD 6970M Crossfire.

    Game benchmarks

    high / 1080p 3−4 21−24
    ultra / 1080p 2−3 12−14
    QHD / 1440p 0−1 7−8
    4K / 2160p − 5−6
    low / 720p 14−16 40−45
    medium / 1080p 5−6 24−27
    The average gaming FPS of Radeon HD 6970M Crossfire in Assassin's Creed Odyssey is 316% more, than GeForce 840A.

    Full Specs

      GeForce 840A Radeon HD 6970M Crossfire
    Architecture Maxwell Terascale 2
    Code name GM108 Blackcomb XT
    Type Desktop Laptop
    Release date 17 March 2014 6 January 2011
    Pipelines 384 1920
    Core clock speed 1029 MHz 680 MHz
    Boost Clock 1124 MHz
    Transistor count 2x1700 Million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 17.98
    Floating-point performance 863.2 gflops
    Memory bus width 64 Bit 256 Bit
    Memory clock speed 2002 MHz 900 MHz
    Memory bandwidth 16.02 GB/s
    Shared memory -
    DirectX 12 (11_0) DirectX 11, Shader 5.0
    Shader Model 5.1
    OpenGL 4.6
    OpenCL 1.2
    Vulkan 1.1.126
    CUDA 5.0
    Laptop size large
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