If you can't decide which CPU to buy, you can make a choice after reading the comprehensive benchmark Intel Core i9-7920X Cinebench r23 score single and multi core and decide is it a good CPU or a bad one to buy, how powerful is this processor. Here is all information from Cinebench r23 benchmark. A careful review of all the technical characteristics, to make it easier to understand, is presented in the form of the table. After looking at the data of joint test and video, you already be able to understand do you need to buy Intel Core i9-7920X or not.
All the data in the article above do not mean that taking them into account you should entirely trust a simple quantitative comparison. Be sure to watch benchmarks video and read the reviews of of people who bought Intel Core i9-7920X before making a selection buy this processor or not.