GeForce GT 640 vs GeForce GTX 470

When choosing between GeForce GT 640 and GeForce GTX 470, 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 GeForce GTX 470.

Main Specs

  GeForce GT 640 GeForce GTX 470
Power consumption (TDP) 65 Watt 215 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None Two 6-pins
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 1280 MB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x mini-HDMI
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  • GeForce GTX 470 has 230% more power consumption, than GeForce GT 640.
  • GeForce GT 640 is connected by PCIe 3.0 x16, and GeForce GTX 470 uses PCIe 2.0 x16 interface.
  • GeForce GTX 470 has 1278 GB more memory, than GeForce GT 640.
  • Both cards are used in Desktops.
  • GeForce GT 640 is build with Kepler architecture, and GeForce GTX 470 - with Fermi.
  • Core clock speed of GeForce GTX 470 is 313 MHz higher, than GeForce GT 640.
  • GeForce GT 640 is manufactured by 28 nm process technology, and GeForce GTX 470 - by 40 nm process technology.
  • GeForce GT 640 is 136 mm longer, than GeForce GTX 470.
  • Memory clock speed of GeForce GT 640 is 108 MHz higher, than GeForce GTX 470.

Game benchmarks

high / 1080p 2−3 16−18
ultra / 1080p 1−2 10−11
QHD / 1440p 0−1 4−5
4K / 2160p 4−5
low / 720p 14−16 30−35
medium / 1080p 5−6 21−24
The average gaming FPS of GeForce GTX 470 in Assassin's Creed Odyssey is 233% more, than GeForce GT 640.

Full Specs

  GeForce GT 640 GeForce GTX 470
Architecture Kepler Fermi
Code name GK107 GF100
Type Desktop Desktop
Release date 5 June 2012 12 April 2010
Pipelines 384 448
Core clock speed 902 MHz 1215 MHz
Transistor count 1,270 million 3,100 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 28.86 34.0 billion/sec
Floating-point performance 692.7 gflops 1,088.6 gflops
Length 145 mm 9.5" (241 mm) (24.1 cm)
Memory bus width 128 Bit 320 Bit
Memory clock speed 1782 MHz 1674 MHz (3348 data rate)
Memory bandwidth 28.51 GB/s 133.9 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.2
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 3.0 +
CUDA cores 448
Bus support 16x PCI-E 2.0
Height 4.376" (111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 24 Mh/s 97 Mh/s
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