Dear Student ,

As per your GATE 2021 marks in CS and based on the past year cut off database, you have good chances to get the following colleges for M.Tech with CSE:

• National Institute of Technology Calicut-611
• Indian Institute of Technology Jodhpur-605
• Indian Institute of Technology Bhubaneswar-600
• Visvesvaraya National Institute of Technology Nagpur-562
• Malaviya National Institute of Technology Jaipur-546
• Indian Institute of Engineering Science and Technology Shibpur-542 and others

Well, you need to remember also that the cut off can change every year due to several factors like seat matrix, difficulty level of exam , reservation criteria etc.

You can also use GATE college predictor to know your chances to get M.Tech CSE colleges through your marks .

https://engineering.careers360.com/gate-college-predictor?icn=QnA&ici=qna_answer

Hope this helps !