my rank is 8316 in gen and i want to ask is internal sliding benificial by taking information tech.branch in mnit allhabad?

i want cse branch in mnit allhabad i had a query that will internal sliding by taking informtion tech. branch , be a best option for me or waitng till spot rounds to get admission in cse branch in mnit allhabad and i also want to know that genrally which option among the two proves to be best????