GeForce GTX 560 vs GeForce GTX 660

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 560 and GeForce GTX 660. 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 GTX 560 and GeForce GTX 660. 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 GTX 560 GeForce GTX 660
Power consumption (TDP) 150 Watt 140 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors Two 6-pin One 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 2x DVI, 1x mini-HDMI 2x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 560 has 7% more power consumption, than GeForce GTX 660.
  • GeForce GTX 560 is connected by PCIe 2.0 x16, and GeForce GTX 660 uses PCIe 3.0 x16 interface.
  • GeForce GTX 660 has 1 GB more memory, than GeForce GTX 560.
  • Both cards are used in Desktops.
  • GeForce GTX 560 is build with Fermi 2.0 architecture, and GeForce GTX 660 - with Kepler.
  • Core clock speed of GeForce GTX 660 is 170 MHz higher, than GeForce GTX 560.
  • GeForce GTX 560 is manufactured by 40 nm process technology, and GeForce GTX 660 - by 28 nm process technology.
  • GeForce GTX 660 is 1 mm longer, than GeForce GTX 560.
  • Memory clock speed of GeForce GTX 560 is 3994 MHz higher, than GeForce GTX 660.

Game benchmarks

high / 1080p 14−16 20−22
ultra / 1080p 8−9 12−14
QHD / 1440p 3−4 6−7
4K / 2160p 5−6
low / 720p 27−30 40−45
medium / 1080p 16−18 24−27
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 50% more, than GeForce GTX 560.

Full Specs

  GeForce GTX 560 GeForce GTX 660
Architecture Fermi 2.0 Kepler
Code name GF114 GK106
Type Desktop Desktop
Release date 17 May 2011 6 September 2012
Pipelines 336 960
Core clock speed 810 MHz 980 MHz
Boost Clock 1033 MHz
Transistor count 1,950 million 2,540 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 45.36 78.4 billion/sec
Floating-point performance 1,088.6 gflops 1,981 gflops
Length 8.25" (21 cm) 9.5" (24.1 cm)
Memory bus width 256 Bit 192-bit GDDR5
Memory clock speed 4000 MHz 6.0 GB/s
Memory bandwidth 128.0 GB/s 144.2 GB/s
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.1 4.3
OpenCL 1.1 1.2
Vulkan N/A 1.1.126
CUDA + +
CUDA cores 960
Bus support 16x PCI-E 2.0 PCI Express 3.0
Height 4.376" (11.1 cm) 4.376" (11.1 cm)
SLI options + +
Multi monitor support + 4 displays
HDMI + +
HDCP + +
Maximum VGA resolution 2048x1536 2048x1536
Audio input for HDMI Internal Internal
3D Blu-Ray + +
3D Gaming + +
3D Vision +
Bitcoin / BTC (SHA256) 80 Mh/s 66 Mh/s
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