GeForce GT 640M LE vs Tesla C2075

When choosing between GeForce GT 640M LE and Tesla C2075, 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 Tesla C2075.

GeForce GT 640M LE is a Laptop Graphics Card

Note: GeForce GT 640M LE 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 GT 640M LE here:

Main Specs

  GeForce GT 640M LE Tesla C2075
Power consumption (TDP) 20 Watt 247 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type DDR3\DDR5 GDDR5
Maximum RAM amount 2 GB 6 GB
Display Connectors No outputs 1x DVI
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  • Tesla C2075 has 1135% more power consumption, than GeForce GT 640M LE.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Tesla C2075 has 4 GB more memory, than GeForce GT 640M LE.
  • GeForce GT 640M LE is used in Laptops, and Tesla C2075 - in Desktops.
  • GeForce GT 640M LE is build with Fermi / Kepler architecture, and Tesla C2075 - with Fermi 2.0.
  • GeForce GT 640M LE is manufactured by 28 nm process technology, and Tesla C2075 - by 40 nm process technology.
  • Memory clock speed of Tesla C2075 is 1332 MHz higher, than GeForce GT 640M LE.

Game benchmarks

high / 1080p 0−1 16−18
ultra / 1080p 10−11
QHD / 1440p 0−1 4−5
low / 720p 1−2 35−40
medium / 1080p 0−1 21−24
The average gaming FPS of Tesla C2075 in Assassin's Creed Odyssey is 3600% more, than GeForce GT 640M LE.

Full Specs

  GeForce GT 640M LE Tesla C2075
Architecture Fermi / Kepler Fermi 2.0
Code name N13P-LP GF110
Type Laptop Workstation
Release date 22 March 2012 25 July 2011
Pipelines 384 448
Core clock speed 574 MHz
Transistor count 585 million 3,000 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 32.14
Floating-point performance 384.0 gflops 1,030.4 gflops
Length 248 mm
Memory bus width 128bit 384 Bit
Memory clock speed 1800 - 4000 MHz 3132 MHz
Memory bandwidth 150.3 GB/s
Shared memory -
DirectX 12 API 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.6
OpenCL 1.1 1.1
Vulkan N/A N/A
CUDA + 2.0
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 94 Mh/s
Laptop size medium sized
Optimus +
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