How to speed up CYCLES render engine

Tutorials, Tips and Tricks
1

We can speed up cycles rendering in many ways. some of are below.

  1. reducing samples
    common error while reduced samples:- appears fireflies and noise
    how to solve that :-set samples to 10 then Go to the compositing tab and get DENOISE node and plug it. solved.

  2. reduce the light bounces

  3. If you are not using glass materials turn off reflective cuastics.

  4. Don’t use shift+d to duplicate everytime use alt+d to duplicate.

  5. If you have a GPU switch to GPU rendering.

  6. Use portals when you lighting the scene.
    note:- portals will only for area lamp.

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