it will be released on November 2nd.
and no, cuda cores are usless for mining, try and get hold of an RX 580 or Vega cards for mining.
I have no idea why they are making this card as the std 1080 is similarly specked. and with the 2080 being released in early 2018. it just makes no sense.
RE: Is nvidia releasing a GTX 1070 ti?