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    GeForce GTX 765M vs Radeon HD 7990

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 765M and Radeon HD 7990. 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 765M and Radeon HD 7990. 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 765M Check Price
    Radeon HD 7990 Check Price

    GeForce GTX 765M is a Laptop Graphics Card

    Note: GeForce GTX 765M 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 GeForce GTX 765M here:

    GeForce GTX 765M Laptops

    Main Specs

      GeForce GTX 765M Radeon HD 7990
    Power consumption (TDP) 75 Watt 375 Watt
    Interface MXM-B (3.0) PCIe 3.0 x16
    Supplementary power connectors 2x 8-pin
    Memory type GDDR5 GDDR5
    Maximum RAM amount 2 GB 3 GB
    Display Connectors No outputs 1x DVI, 4x mini-DisplayPort
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    • Radeon HD 7990 has 400% more power consumption, than GeForce GTX 765M.
    • GeForce GTX 765M is connected by MXM-B (3.0), and Radeon HD 7990 uses PCIe 3.0 x16 interface.
    • Radeon HD 7990 has 1 GB more memory, than GeForce GTX 765M.
    • GeForce GTX 765M is used in Laptops, and Radeon HD 7990 - in Desktops.
    • GeForce GTX 765M is build with Kepler architecture, and Radeon HD 7990 - with GCN 1.0.
    • Core clock speed of Radeon HD 7990 is 100 MHz higher, than GeForce GTX 765M.
    • GeForce GTX 765M and Radeon HD 7990 are manufactured by 28 nm process technology.
    • Memory clock speed of Radeon HD 7990 is 4000 MHz higher, than GeForce GTX 765M.

    Game benchmarks

    high / 1080p 9−10 35−40
    ultra / 1080p 5−6 21−24
    QHD / 1440p 0−1 16−18
    4K / 2160p − 10−11
    low / 720p 21−24 60−65
    medium / 1080p 12−14 40−45
    The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 241% more, than GeForce GTX 765M.

    Full Specs

      GeForce GTX 765M Radeon HD 7990
    Architecture Kepler GCN 1.0
    Code name N14-GE Malta
    Type Laptop Desktop
    Release date 30 May 2013 24 April 2013
    Pipelines 768 2048
    Core clock speed 850 MHz 950 MHz
    Boost Clock 863 MHz 1000 MHz
    Transistor count 2,540 million 4,313 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 55.23 128.0
    Floating-point performance 1,326 gflops 2x 4,096 gflops
    Length 307 mm
    Memory bus width 128 Bit 384 Bit
    Memory clock speed 2000 MHz 6000 MHz
    Memory bandwidth 64.0 GB/s 288.0 GB/s
    Shared memory -
    DirectX 12 API 12 (11_1)
    Shader Model 5.1 5.1
    OpenGL 4.5 4.6
    OpenCL 1.1 1.2
    Vulkan 1.1.126 1.2.131
    CUDA +
    CUDA cores 768
    Bus support PCI Express 3.0, PCI Express 2.0
    SLI options +
    HDMI +
    Bitcoin / BTC (SHA256) 24 Mh/s 459 Mh/s
    Laptop size large
    Standard memory configuration GDDR5
    eDP 1.2 signal support Up to 3840x2160
    LVDS signal support Up to 1920x1200
    DisplayPort Multimode (DP++) support Up to 3840x2160
    HDCP content protection +
    7.1 channel HD audio on HDMI +
    TrueHD and DTS-HD audio bitstreaming +
    H.264, VC1, MPEG2 1080p video decoder +
    Optimus +
    Ethereum / ETH (DaggerHashimoto) 44 Mh/s
    Blu-Ray 3D Support +
    3D Vision / 3DTV Play +
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