Seems to be the GTX 760. There may not be a "Ti" version, but that remains to be seen.
will the 760 be a "rebranded 670" as people were saying that the 760 ti then?
That is what they are reporting from Computex. The card that has been spotted is a GTX 760 with a 256-bit memory interface, like the GTX 670.
wccftech.com and videocardz.com are great sites for advance news of upcoming releases.