headheat
The fact that there are different video cards. Those with the Ti prefix are higher in performance level. That is, for example, the gtx 750 Ti is more powerful than the usual gtx 750.
Pecesenkin
There are dofig such cards and you need to look at a specific option, which the author did not indicate. Or are you just a troll?
ti from not ti, as a rule, characteristics are somewhat better. and then the question makes no sense.
finally, I think if someone thinks about buying and will choose between such punishments, he will compare the numbers in the characteristics and in the results of waxing.
Ti version differs from the usual one, as a rule, in better performance (the gap is 20% on average). But sometimes the difference between the two versions also lies at the architectural level. For example, a different processor (GK104 in Ti and GK106 in non-Ti).