Perhaps you can't decide which processor to buy, you can make a choice by looking at the AMD Ryzen 5 PRO 5645 Cinebench r23 score single and multi core test and decide is it a good CPU or a bad one to buy, how powerful is this CPU. Here you can find useful information from Cinebench r23 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 already be able to understand do you need to buy AMD Ryzen 5 PRO 5645 or not.
All the figures in the article above do not mean that taking them into account you should fully trust a simple quantitative comparison. Be sure to watch benchmarks video and read the opinion of real owners of AMD Ryzen 5 PRO 5645 before making a decision buy this CPU or not.
AMD Ryzen 5 PRO 5645 Cinebench r23 benchmark video