Marks are not very important in getting job. Yes,they are stepping stones for you to appear for certain good interviews for MNC’s . But ,You need to perform well in interviews and Aptitude to get good Job.
I think CGPA between 6-7.5 is applicable for being shortlisted for Aptitude Test of Different MNC’s.
Aptitude tests are followed by Group Discussions, Technical interview and at last HR interview. So communication skills also plays much vital part here.
Doing some kind of Research in your University Project and Publishing it might help you in getting chance for interview in some really good organizations.