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    GeForce GT 640M LE vs Iris Plus Graphics G4 Ice Lake 48 EU

    If you are going to buy a new graphics card and are choosing between GeForce GT 640M LE and Iris Plus Graphics G4 Ice Lake 48 EU, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GT 640M LE stacks up against Iris Plus Graphics G4 Ice Lake 48 EU, check out specs charts below.
    GeForce GT 640M LE Check Price
    Iris Plus Graphics G4 Ice Lake 48 EU Check Price

    GeForce GT 640M LE and Iris Plus Graphics G4 Ice Lake 48 EU are Laptop Graphics Cards

    Note: GeForce GT 640M LE and Iris Plus Graphics G4 Ice Lake 48 EU 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 LE or Iris Plus Graphics G4 Ice Lake 48 EU here:

    GeForce GT 640M LE Laptops
    Iris Plus Graphics G4 Ice Lake 48 EU Laptops

    Main Specs

      GeForce GT 640M LE Iris Plus Graphics G4 Ice Lake 48 EU
    Power consumption (TDP) 20 Watt
    Interface PCIe 2.0 x16
    Memory type DDR3\DDR5 DDR4
    Maximum RAM amount 2 GB
    Display Connectors No outputs
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    • Both cards are used in Laptops.
    • GeForce GT 640M LE is build with Fermi / Kepler architecture, and Iris Plus Graphics G4 Ice Lake 48 EU - with Gen. 11 Ice Lake.
    • GeForce GT 640M LE is manufactured by 28 nm process technology, and Iris Plus Graphics G4 Ice Lake 48 EU - by 10 nm process technology.

    Game benchmarks

    high / 1080p 0−1 9−10
    ultra / 1080p − 5−6
    QHD / 1440p 0−1 0−1
    low / 720p 1−2 21−24
    medium / 1080p 0−1 10−12
    The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Assassin's Creed Odyssey is 2100% more, than GeForce GT 640M LE.

    Full Specs

      GeForce GT 640M LE Iris Plus Graphics G4 Ice Lake 48 EU
    Architecture Fermi / Kepler Gen. 11 Ice Lake
    Code name N13P-LP Ice Lake G4 Gen. 11
    Type Laptop Laptop
    Release date 22 March 2012 28 May 2019
    Pipelines 384 48
    Core clock speed 300 MHz
    Boost Clock 1100 MHz
    Transistor count 585 million
    Manufacturing process technology 28 nm 10 nm
    Floating-point performance 384.0 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 N/A
    CUDA +
    CUDA cores Up to 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) 14 Mh/s
    Laptop size medium sized
    Optimus +
    Quick Sync +
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