I thought that this would be good to look at. As far as RAM in a PC, personally, I wouldn't go as low as 32GB, and almost all of my PCs have 64GB of RAM in them. 16GB is too low for me.
5 questions to ask yourself when buying a PC, from someone who reviews them for a living​
5 questions to ask yourself when buying a PC, from someone who reviews them for a living​