Jamesy writes:
A while back I made a video about testing a simple upgrade, making my 8GB DDR3 PC a 16GB DDR3 PC to test if Cycles would render faster. I put up a video on youtube about it, and then waited. Then came comments, and rightly so, I'd not tested as thoroughly as I should, so I re-did that test and a whole bunch more to really discover what makes a difference when it comes to RAM and Rendering.
You can see the results of our tests in this short video: