[mariojv]

This is a good answer.

UT Austin in particular used to automatically accept anyone whose GPA was in the top 10% of their school for in state applicants, regardless of that school's performance. It was meant to give people from different calibers of schools from across the state a fair chance, since school quality would inevitably affect test scores.

Now, it looks like the top 6%: https://admissions.utexas.edu/apply/decisions