Marks are going to fluctuate every year depending upon the cutoffs, the number of candidates appearing, the toughness of the exam, etc these factors. I'll give you an idea of the ranks...

According to NIRF,the top 10 NITs for the year 2017 are as follows :-

1. NIT Tiruchirappalli

NIRF ranking - 11

Closing rank for cse(2017)-2120

2. NIT Rourkela

NIRF ranking - 12

Closing rank for cse(2017)-6396

3. NIT Surathkal

NIRF ranking - 22

Closing rank for cse(2017)-2940

4. NIT Warangal

NIRF ranking - 34

Closing rank for cse(2017)-2604

5. Motilal Nehru NIT, Allahabad

NIRF ranking - 41

Closing rank for cse(2017)-4068

6. Visvesvaraya NIT,Nagpur

NIRF ranking - 42

Closing rank for cse(2017)-5901

7. NIT Calicut

NIRF ranking - 44

Closing rank for cse(2017)-6616

8. Sardar Vallabhbhai NIT,Surat

NIRF ranking - 50

Closing rank for cse(2017)-6871

9. NIT Silchar

NIRF ranking - 53

Closing rank for cse(2017)-16790

10. NIT Durgapur

NIRF ranking - 55

Closing rank for cse(2017)-9003

Best wishes. Thank you.