GeForce GT 640M LE vs UHD Graphics G1 Ice Lake 32 EU

When choosing between GeForce GT 640M LE and UHD Graphics G1 Ice Lake 32 EU, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 640M LE and UHD Graphics G1 Ice Lake 32 EU.

GeForce GT 640M LE and UHD Graphics G1 Ice Lake 32 EU are Laptop Graphics Cards

Note: GeForce GT 640M LE and UHD Graphics G1 Ice Lake 32 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 UHD Graphics G1 Ice Lake 32 EU here:

Main Specs

  GeForce GT 640M LE UHD Graphics G1 Ice Lake 32 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 UHD Graphics G1 Ice Lake 32 EU - with Gen. 11 Ice Lake.
  • GeForce GT 640M LE is manufactured by 28 nm process technology, and UHD Graphics G1 Ice Lake 32 EU - by 10 nm process technology.

Game benchmarks

high / 1080p 0−1 6−7
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 1−2 16−18
medium / 1080p 0−1 8−9
The average gaming FPS of UHD Graphics G1 Ice Lake 32 EU in Assassin's Creed Odyssey is 1600% more, than GeForce GT 640M LE.

Full Specs

  GeForce GT 640M LE UHD Graphics G1 Ice Lake 32 EU
Architecture Fermi / Kepler Gen. 11 Ice Lake
Code name N13P-LP Ice Lake G1 Gen. 11
Type Laptop Laptop
Release date 22 March 2012 28 May 2019
Pipelines 384 32
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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