If you can't decide which CPU to buy, you can make a decision by looking at the Intel Core i7-9700KF GeekBench 5 score single and multi core test and understand how powerful is this processor, is it a good processor or a bad one to buy. Here is all information from GeekBench 5 benchmark. A thorough review of all the technical characteristics, so that it can be easier to understand, is summarized in the table. After looking at the data of joint test and video, you can already make an informed decision about do you need to buy Intel Core i7-9700KF or not.
All the number in the table above do not mean that taking them into account you should entirely trust a simple quantitative comparison. Better to watch benchmarks video and read the reviews of real owners of Intel Core i7-9700KF before deciding buy this processor or not.