Just want a general overview of what I’ll likely be competing with.
This link shows UC transfer GPA by source school:
https://www.universityofcalifornia.edu/infocenter/admissions-source-school
Transfer student GPA ranges by UC campus and major:
https://www.universityofcalifornia.edu/infocenter/transfers-major
https://www.universityofcalifornia.edu/infocenter/transfer-admissions-summary
more of a summary view - just note the admit rate with 3.6+ GPA is just 37% so, even with a high GPA, UCB is a maybe for most applicants.
PLEASE also use TAG to guarantee a spot at another UC so you will have options when the time comes.