GeForce GT 640 vs GeForce GTX 560

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640 and GeForce GTX 560. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 640 and GeForce GTX 560. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Main Specs

  GeForce GT 640 GeForce GTX 560
Power consumption (TDP) 65 Watt 150 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None Two 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x mini-HDMI
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  • GeForce GTX 560 has 130% more power consumption, than GeForce GT 640.
  • GeForce GT 640 is connected by PCIe 3.0 x16, and GeForce GTX 560 uses PCIe 2.0 x16 interface.
  • GeForce GT 640 has 1 GB more memory, than GeForce GTX 560.
  • Both cards are used in Desktops.
  • GeForce GT 640 is build with Kepler architecture, and GeForce GTX 560 - with Fermi 2.0.
  • Core clock speed of GeForce GT 640 is 92 MHz higher, than GeForce GTX 560.
  • GeForce GT 640 is manufactured by 28 nm process technology, and GeForce GTX 560 - by 40 nm process technology.
  • GeForce GT 640 is 137 mm longer, than GeForce GTX 560.
  • Memory clock speed of GeForce GTX 560 is 2218 MHz higher, than GeForce GT 640.

Game benchmarks

high / 1080p 2−3 14−16
ultra / 1080p 1−2 8−9
QHD / 1440p 0−1 3−4
low / 720p 14−16 27−30
medium / 1080p 5−6 16−18
The average gaming FPS of GeForce GTX 560 in Assassin's Creed Odyssey is 183% more, than GeForce GT 640.

Full Specs

  GeForce GT 640 GeForce GTX 560
Architecture Kepler Fermi 2.0
Code name GK107 GF114
Type Desktop Desktop
Release date 5 June 2012 17 May 2011
Pipelines 384 336
Core clock speed 902 MHz 810 MHz
Transistor count 1,270 million 1,950 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 28.86 45.36
Floating-point performance 692.7 gflops 1,088.6 gflops
Length 145 mm 8.25" (21 cm)
Memory bus width 128 Bit 256 Bit
Memory clock speed 1782 MHz 4000 MHz
Memory bandwidth 28.51 GB/s 128.0 GB/s
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.1
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 3.0 +
Bus support 16x PCI-E 2.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
Bitcoin / BTC (SHA256) 24 Mh/s 80 Mh/s
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