GeForce GT 640M LE vs GeForce GTX 760M

When choosing between GeForce GT 640M LE and GeForce GTX 760M, 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 GeForce GTX 760M.

GeForce GT 640M LE and GeForce GTX 760M are Laptop Graphics Cards

Note: GeForce GT 640M LE and GeForce GTX 760M 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 GeForce GTX 760M here:

Main Specs

  GeForce GT 640M LE GeForce GTX 760M
Power consumption (TDP) 20 Watt 55 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Memory type DDR3\DDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 760M has 175% more power consumption, than GeForce GT 640M LE.
  • GeForce GT 640M LE is connected by PCIe 2.0 x16, and GeForce GTX 760M uses PCIe 3.0 x16 interface.
  • GeForce GT 640M LE and GeForce GTX 760M have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • GeForce GT 640M LE is build with Fermi / Kepler architecture, and GeForce GTX 760M - with Kepler.
  • GeForce GT 640M LE and GeForce GTX 760M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 760M is 200 MHz higher, than GeForce GT 640M LE.

Game benchmarks

high / 1080p 0−1 7−8
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 1−2 18−20
medium / 1080p 0−1 9−10
The average gaming FPS of GeForce GTX 760M in Assassin's Creed Odyssey is 1800% more, than GeForce GT 640M LE.

Full Specs

  GeForce GT 640M LE GeForce GTX 760M
Architecture Fermi / Kepler Kepler
Code name N13P-LP N14E-GL
Type Laptop Laptop
Release date 22 March 2012 30 May 2013
Pipelines 384 768
Core clock speed 657 MHz
Boost Clock 657 MHz
Transistor count 585 million 2,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 42.05
Floating-point performance 384.0 gflops 1,009 gflops
Memory bus width 128bit 128 Bit
Memory clock speed 1800 - 4000 MHz 2000 MHz
Memory bandwidth 64.0 GB/s
Shared memory - -
DirectX 12 API 12 API
Shader Model 5.1 5.1
OpenGL 4.5 4.5
OpenCL 1.1 1.1
Vulkan N/A 1.1.126
CUDA + +
CUDA cores Up to 384 768
Bus support PCI Express 2.0, PCI Express 3.0 PCI Express 3.0, PCI Express 2.0
SLI options +
HDMI + +
HDCP +
Maximum VGA resolution Up to 2048x1536
3D Blu-Ray +
Bitcoin / BTC (SHA256) 14 Mh/s 54 Mh/s
Laptop size medium sized 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 + +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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