For example you can't decide which CPU to buy, you can make a choice after reading the comprehensive benchmark Intel Core i5-8257U GeekBench 5 score multi and single core 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 GeekBench 5 benchmark. A step-by-step analysis 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 this test and video, you can already make an informed decision about do you need to buy Intel Core i5-8257U or not.
All the figures that you have looked at here do not mean that you should be guided entirely by them and trust a simple quantitative comparison. Better to watch benchmarks video and read the opinion of real owners of Intel Core i5-8257U before making a decision buy this CPU or not.