Sp-mod #6 is 9% faster than sp-mod #3 on the gtx 1070 if you use the latest driver. (384.94) and 100% tdp. (Donate 0.05B BTC to subscribe to my private miner)
The krnlx kernel is broken if you mine on high difficulty (vardiff).  Try supernova with highend cards rigs.
You only get payed for 80% of the  hash showed in the miner.