Official SmartCash mining pools, 0% fee, (no registration required now):
https://us-mine.smartcash.cc/
https://eu-mine.smartcash.cc/
https://asia-mine.smartcash.cc/
Mining performance spreadsheet: https://docs.google.com/spreadsheets/d/1W-C2Sd0fkk2dG36h6HnPcSjaTRg9ic_lhqKjevJGm-A/edit#gid=0
Monthly SmartRewards estimate: http://smartrewards.cc/
Keccak usually does better with mem -500 and core +150 for 1070/1080