GeForce GTX 660 vs Radeon RX 560

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660 and Radeon RX 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 GTX 660 and Radeon RX 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 GTX 660 Radeon RX 560
Power consumption (TDP) 140 Watt 75 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors One 6-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 660 has 86% more power consumption, than Radeon RX 560.
  • GeForce GTX 660 is connected by PCIe 3.0 x16, and Radeon RX 560 uses PCIe 3.0 x8 interface.
  • Radeon RX 560 has 2 GB more memory, than GeForce GTX 660.
  • Both cards are used in Desktops.
  • GeForce GTX 660 is build with Kepler architecture, and Radeon RX 560 - with GCN 4.0.
  • Core clock speed of Radeon RX 560 is 195 MHz higher, than GeForce GTX 660.
  • GeForce GTX 660 is manufactured by 28 nm process technology, and Radeon RX 560 - by 14 nm process technology.
  • Radeon RX 560 is 161 mm longer, than GeForce GTX 660.
  • Memory clock speed of Radeon RX 560 is 6994 MHz higher, than GeForce GTX 660.

Game benchmarks

high / 1080p 20−22 18−20
ultra / 1080p 12−14 10−12
QHD / 1440p 6−7 5−6
4K / 2160p 5−6 4−5
low / 720p 40−45 35−40
medium / 1080p 24−27 21−24
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 18% more, than Radeon RX 560.

Full Specs

  GeForce GTX 660 Radeon RX 560
Architecture Kepler GCN 4.0
Code name GK106 Polaris 21
Type Desktop Desktop
Release date 6 September 2012 18 April 2017
Pipelines 960 1024
Core clock speed 980 MHz 1175 MHz
Boost Clock 1033 MHz 1275 MHz
Transistor count 2,540 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 78.4 billion/sec 81.60
Floating-point performance 1,981 gflops 2,611 gflops
Length 9.5" (24.1 cm) 170 mm
Memory bus width 192-bit GDDR5 128 Bit
Memory clock speed 6.0 GB/s 7000 MHz
Memory bandwidth 144.2 GB/s 112.0 GB/s
DirectX 12 (11_0) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.3 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA +
CUDA cores 960
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 66 Mh/s
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