This is what i get from v 8.0 with 6 x 470 RX 8 GB :

ZEC - Total Speed: 980.115 H/s, Total Shares: 43180, Rejected: 30, Time: 116:49
ZEC: GPU0 165.223 H/s, GPU1 163.291 H/s, GPU2 165.256 H/s, GPU3 161.303 H/s, GPU4 163.084 H/s, GPU5 161.958 H/s