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    GeForce GT 640M vs Radeon RX Vega 8 Ryzen 4000

    When comparing GeForce GT 640M and Radeon RX Vega 8 Ryzen 4000, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GT 640M and Radeon RX Vega 8 Ryzen 4000 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
    GeForce GT 640M Check Price
    Radeon RX Vega 8 Ryzen 4000 Check Price

    GeForce GT 640M and Radeon RX Vega 8 Ryzen 4000 are Laptop Graphics Cards

    Note: GeForce GT 640M and Radeon RX Vega 8 Ryzen 4000 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 GT 640M or Radeon RX Vega 8 Ryzen 4000 here:

    GeForce GT 640M Laptops
    Radeon RX Vega 8 Ryzen 4000 Laptops

    Main Specs

      GeForce GT 640M Radeon RX Vega 8 Ryzen 4000
    Power consumption (TDP) 32 Watt
    Interface PCIe 3.0 x16
    Memory type DDR3\GDDR5
    Maximum RAM amount 2 GB
    Display Connectors No outputs
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    • Both cards are used in Laptops.
    • GeForce GT 640M is build with Kepler architecture, and Radeon RX Vega 8 Ryzen 4000 - with Vega.
    • GeForce GT 640M is manufactured by 28 nm process technology, and Radeon RX Vega 8 Ryzen 4000 - by 7 nm process technology.

    Game benchmarks

    high / 1080p 0−1 20−22
    ultra / 1080p 0−1 12−14
    QHD / 1440p 0−1 6−7
    4K / 2160p − 5−6
    low / 720p 10−12 35−40
    medium / 1080p 2−3 24−27
    The average gaming FPS of Radeon RX Vega 8 Ryzen 4000 in Assassin's Creed Odyssey is 416% more, than GeForce GT 640M.

    Full Specs

      GeForce GT 640M Radeon RX Vega 8 Ryzen 4000
    Architecture Kepler Vega
    Code name N13P-GS Vega Raven Ridge
    Type Laptop Laptop
    Release date 22 March 2012 7 January 2020
    Pipelines 384 512
    Boost Clock 645 MHz 1750 MHz
    Transistor count 1,270 million
    Manufacturing process technology 28 nm 7 nm
    Floating-point performance 480.0 gflops
    Memory bus width 128bit
    Memory clock speed 1800 - 4000 MHz
    Shared memory - -
    DirectX 12 API DirectX 12_1
    Shader Model 5.1
    OpenGL 4.5
    OpenCL 1.1
    Vulkan 1.1.126
    CUDA +
    CUDA cores 384
    Bus support PCI Express 2.0, PCI Express 3.0
    HDMI +
    HDCP +
    Maximum VGA resolution Up to 2048x1536
    3D Blu-Ray +
    Bitcoin / BTC (SHA256) 18 Mh/s
    Laptop size medium sized
    Optimus +
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