If you can't decide which processor to buy, you can make a choice by looking at the AMD Ryzen 9 7940HS Cinebench r23 score multi and single core test and decide how powerful is this CPU, is it a good CPU or a bad one to buy. Here you can find useful information from Cinebench r23 benchmark. A step-by-step analysis of all the specifications, to make it easier to understand, is summarized in the table. After looking at the data of all test and video, you already be able to figure out do you need to buy AMD Ryzen 9 7940HS or not.
All the figures 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 the testing video and read the reviews of real owners of AMD Ryzen 9 7940HS before making a choice buy this CPU or not.