basing on whattmine.com, with this sample input of 1080 gpu here is the result :
Using below table, you can check how profitable it is to mine selected altcoins in comparison to ethereum. Please note that calculations are based on mean values, therefore your final results may vary. For best results fill all fields with your hash rate and power consumption. Input Groestl hash rate, not Myriad-Groestl. Default values are adapted for three 480 cards.
the most profitable algo is equihash with a daily profit of 1.68 USD conservatively