Hello student if you're eligible and you clear the cut off then yes you'll get admission in IIIT's and GFTIS for sure.

Cut off vary every year on various factors like level of question in examination seats available and total nunumber of applicants in the entrance examination.

I request you to please help me with your rank and category so that I can check and provide you the exact information about the same.

Eligibility - Candidates must passed or appearing class 12 in Physics chemistry and Mathematics with minimum 75 percent marks aggregate from a recognized board. (For seats through JOSSA)

Use careers360 college predictor to predict college - https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Feel free to comment if you've any doubt

Good luck