If you can't decide which CPU to buy, you can make a decision after reading the full test Intel Core i3-7020U Cinebench r15 score multi and single core and understand is it a good processor or a bad one to buy, how powerful is this processor. Here is useful information from Cinebench r15 benchmark. A step-by-step analysis of all the technical characteristics, to make it easier to understand, is presented in the form of the table. After looking at the data this test and video, you already be able to understand do you need to buy Intel Core i3-7020U or not.
The summary data in the article above do not mean that taking them into account you should totally trust a simple comparison of these numbers. Better to watch the video tests and read the reviews of of people who bought Intel Core i3-7020U before making a decision buy this processor or not.