Let's say you can't decide which CPU to buy, you can make a decision by looking at the Intel Core i3-8100 Cinebench r20 score single and multi core test and understand how powerful is this CPU, is it a good processor or a bad one to buy. Here you can find useful information from Cinebench r20 benchmark. A thorough review of all the specifications, so that it can be easier to read, is presented in the form of the table. After reading the results this test and video, you can already make an briefed decision about do you need to buy Intel Core i3-8100 or not.
All the figures that you have looked at here do not mean that taking them into account you should fully trust a simple comparison of these numbers. Better to watch the testing video and read the reviews of real owners of Intel Core i3-8100 before making a selection buy this CPU or not.