Let's say you can't decide which CPU to buy, you can make a decision after reading the comprehensive test Intel Core i7-7820X Cinebench r20 score single and multi core and understand is it a good processor or a bad one to buy, how powerful is this CPU. Here is all information from Cinebench r20 benchmark. A step-by-step analysis of all the specifications, to make it easier to understand, is presented in the form of the table. After looking at the data of all test and video, you already be able to know do you need to buy Intel Core i7-7820X or not.
All the figures in the article above do not mean that you should be guided entirely by them and trust a simple quantitative comparison. Better to watch the testing video and read the opinion of of people who bought Intel Core i7-7820X before making a selection buy this CPU or not.