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    GeForce GTX 850A vs Radeon HD 4770

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 850A and Radeon HD 4770. 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 GTX 850A and Radeon HD 4770. 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 GTX 850A
    Radeon HD 4770

    Main Specs

      GeForce GTX 850A Radeon HD 4770
    Power consumption (TDP) 45 Watt 80 Watt
    Interface PCIe 3.0 x16 PCIe 2.0 x16
    Supplementary power connectors 1x 6-pin
    Memory type DDR3 GDDR5
    Maximum RAM amount 2 GB 512 MB
    Display Connectors No outputs 2x DVI, 1x S-Video
     
    • Radeon HD 4770 has 77% more power consumption, than GeForce GTX 850A.
    • GeForce GTX 850A is connected by PCIe 3.0 x16, and Radeon HD 4770 uses PCIe 2.0 x16 interface.
    • Radeon HD 4770 has 510 GB more memory, than GeForce GTX 850A.
    • Both cards are used in Desktops.
    • GeForce GTX 850A is build with Maxwell architecture, and Radeon HD 4770 - with TeraScale.
    • Core clock speed of GeForce GTX 850A is 152 MHz higher, than Radeon HD 4770.
    • GeForce GTX 850A is manufactured by 28 nm process technology, and Radeon HD 4770 - by 40 nm process technology.
    • Memory clock speed of Radeon HD 4770 is 1400 MHz higher, than GeForce GTX 850A.

    Game benchmarks

    high / 1080p 1−2 1−2
    ultra / 1080p 0−1 0−1
    QHD / 1440p 0−1 0−1
    low / 720p 12−14 10−12
    medium / 1080p 3−4 2−3
    The average gaming FPS of GeForce GTX 850A in Assassin's Creed Odyssey is 20% more, than Radeon HD 4770.

    Full Specs

      GeForce GTX 850A Radeon HD 4770
    Architecture Maxwell TeraScale
    Code name GM107 RV740
    Type Desktop Desktop
    Release date 17 March 2014 28 April 2009
    Pipelines 640 640
    Core clock speed 902 MHz 750 MHz
    Boost Clock 936 MHz
    Transistor count 1,870 million 826 million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 37.44 24.00
    Floating-point performance 1,198 gflops 960.0 gflops
    Length 203 mm
    Memory bus width 128 Bit 128 Bit
    Memory clock speed 1800 MHz 3200 MHz
    Memory bandwidth 28.8 GB/s 51.2 GB/s
    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
     

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