Let's say you have difficulties with the choice of a CPU, you will solve them by looking at comprehensive benchmark Intel Core i9-13900 Cinebench r20 score multi and single core and understand is it a good processor or a bad one to buy, how powerful is this processor. Here is all information from Cinebench r20 benchmark. A step-by-step analysis of all the specifications, so that it can be easier to read, is summarized in the table. After looking at the data this test and video, you can already make an briefed decision about do you need to buy Intel Core i9-13900 or not.
The summary data in the text 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 opinion of real owners of Intel Core i9-13900 before making a choice buy this CPU or not.