If you can't decide which processor to buy, you can make a choice after reading the detailed benchmark Intel Core i5-9600 Cinebench r23 score single and multi core and understand how powerful is this CPU, is it a good processor or a bad one to buy. Here is all information from Cinebench r23 benchmark. A careful review of all the technical characteristics, so that it can be easier to read, is summarized in the table. After reading the results this test and video, you can already make an informed decision about do you need to buy Intel Core i5-9600 or not.
However, it should be realized that all the number that you have looked at here do not mean that taking them into account you should completely trust a simple quantitative comparison. Better to watch benchmarks video and read the opinion of real owners of Intel Core i5-9600 before deciding buy this processor or not.