GeForce GTX 660 vs Radeon R5 Bristol Ridge

When comparing GeForce GTX 660 and Radeon R5 Bristol Ridge, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GTX 660 and Radeon R5 Bristol Ridge is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon R5 Bristol Ridge is a Laptop Graphics Card

Note: Radeon R5 Bristol Ridge is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon R5 Bristol Ridge here:

Main Specs

  GeForce GTX 660 Radeon R5 Bristol Ridge
Power consumption (TDP) 140 Watt 12-45 Watt
Interface PCIe 3.0 x16
Supplementary power connectors One 6-pin
Memory type GDDR5
Maximum RAM amount 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 660 has 1066% more power consumption, than Radeon R5 Bristol Ridge.
  • GeForce GTX 660 is used in Desktops, and Radeon R5 Bristol Ridge - in Laptops.
  • GeForce GTX 660 is build with Kepler architecture, and Radeon R5 Bristol Ridge - with GCN 1.2/2.0.
  • GeForce GTX 660 and Radeon R5 Bristol Ridge are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 20−22 3−4
ultra / 1080p 12−14 1−2
QHD / 1440p 6−7 0−1
4K / 2160p 5−6
low / 720p 40−45 14−16
medium / 1080p 24−27 5−6
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 316% more, than Radeon R5 Bristol Ridge.

Full Specs

  GeForce GTX 660 Radeon R5 Bristol Ridge
Architecture Kepler GCN 1.2/2.0
Code name GK106 Bristol Ridge
Type Desktop Laptop
Release date 6 September 2012 1 June 2016
Pipelines 960 384
Core clock speed 980 MHz
Boost Clock 1033 MHz 800 MHz
Transistor count 2,540 million 3100 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 78.4 billion/sec
Floating-point performance 1,981 gflops
Length 9.5" (24.1 cm)
Memory bus width 192-bit GDDR5 64/128 Bit
Memory clock speed 6.0 GB/s
Memory bandwidth 144.2 GB/s
Shared memory +
DirectX 12 (11_0) DirectX 12 (FL 12_0)
Shader Model 5.1
OpenGL 4.3
OpenCL 1.2
Vulkan 1.1.126
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
Laptop size medium sized
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