Perhaps you can't decide which processor to buy, you can make a choice after reading the full test Intel Core i9-12900T Cinebench r20 score single and multi core and understand how powerful is this processor, is it a good CPU or a bad one to buy. Here is all information from Cinebench r20 benchmark. A thorough review of all the specifications, so that it can be easier to understand, is summarized in the table. After reading the results of joint test and video, you can already make an informed decision about do you need to buy Intel Core i9-12900T or not.
The summary data in the text above do not mean that you should be guided entirely by them and trust a simple quantitative comparison. Be sure to watch the video tests and read the reviews of real owners of Intel Core i9-12900T before deciding buy this CPU or not.
Intel Core i9-12900T Cinebench r20 benchmark video