If there are difficulties with the choice of a CPU, you will solve them by looking at comprehensive benchmark Intel Core i3-6100 Cinebench r20 score multi and single core and decide is it a good processor or a bad one to buy, how powerful is this processor. Here is all information from Cinebench r20 benchmark. A thorough review of all the technical characteristics, so that it can be easier to read, 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 i3-6100 or not.
All the number that you have looked at here do not mean that taking them into account you should entirely trust a simple quantitative comparison. Better to watch the video tests and read the reviews of real owners of Intel Core i3-6100 before making a decision buy this CPU or not.