GeForce GT 640 vs Tesla C2075

When choosing between GeForce GT 640 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 640 and Tesla C2075.

Main Specs

  GeForce GT 640 Tesla C2075
Power consumption (TDP) 65 Watt 247 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None 1x 6-pin + 1x 8-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 6 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 1x DVI
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  • Tesla C2075 has 280% more power consumption, than GeForce GT 640.
  • GeForce GT 640 is connected by PCIe 3.0 x16, and Tesla C2075 uses PCIe 2.0 x16 interface.
  • Tesla C2075 has 4 GB more memory, than GeForce GT 640.
  • Both cards are used in Desktops.
  • GeForce GT 640 is build with Kepler architecture, and Tesla C2075 - with Fermi 2.0.
  • Core clock speed of GeForce GT 640 is 328 MHz higher, than Tesla C2075.
  • GeForce GT 640 is manufactured by 28 nm process technology, and Tesla C2075 - by 40 nm process technology.
  • Tesla C2075 is 103 mm longer, than GeForce GT 640.
  • Memory clock speed of Tesla C2075 is 1350 MHz higher, than GeForce GT 640.

Game benchmarks

high / 1080p 2−3 16−18
ultra / 1080p 1−2 10−11
QHD / 1440p 0−1 4−5
low / 720p 14−16 35−40
medium / 1080p 5−6 21−24
The average gaming FPS of Tesla C2075 in Assassin's Creed Odyssey is 250% more, than GeForce GT 640.

Full Specs

  GeForce GT 640 Tesla C2075
Architecture Kepler Fermi 2.0
Code name GK107 GF110
Type Desktop Workstation
Release date 5 June 2012 25 July 2011
Pipelines 384 448
Core clock speed 902 MHz 574 MHz
Transistor count 1,270 million 3,000 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 28.86 32.14
Floating-point performance 692.7 gflops 1,030.4 gflops
Length 145 mm 248 mm
Memory bus width 128 Bit 384 Bit
Memory clock speed 1782 MHz 3132 MHz
Memory bandwidth 28.51 GB/s 150.3 GB/s
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 3.0 2.0
Bitcoin / BTC (SHA256) 24 Mh/s 94 Mh/s
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