For example you can't decide which CPU to buy, you can make a decision after reading the comprehensive test AMD Ryzen 5 7645HX GeekBench 5 score single and multi core and decide is it a good processor or a bad one to buy, how powerful is this CPU. Here is 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 summarized in the table. After looking at the data this test and video, you already be able to know do you need to buy AMD Ryzen 5 7645HX or not.
All the number in the text above do not mean that taking them into account you should entirely trust a simple quantitative comparison. Better to watch the video tests and read the opinion of real owners of AMD Ryzen 5 7645HX before making a selection buy this CPU or not.