For example you can't decide which CPU to buy, you can make a decision by looking at the AMD Ryzen 3 5400U Cinebench r15 score multi and single core test and understand is it a good processor or a bad one to buy, how powerful is this CPU. Here is useful information from Cinebench r15 benchmark. A thorough analysis of all the specifications, so that it can be easier to read, is made by the table. After reading the results of parallel test and video, you already be able to figure out do you need to buy AMD Ryzen 3 5400U or not.
However, it should be realized that all the figures in the table above do not mean that taking them into account you should completely trust a simple comparison of these figures. Be sure to watch benchmarks video and read the opinion of of people who bought AMD Ryzen 3 5400U before making a choice buy this CPU or not.