Hello Pranathi,
With this score, you can have the chance for CSE branch though I can't tell you for sure about CSE branch because the cutoff varies from one stream to another. You require 100+ to get admission. According to your score, you can check your rank with rank predictor tool from the following link -
http://www.engineering.careers360.com/gitam-gat-rank-predictor
Good luck!
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