I´m getting best results with Alexis HSR miner
Would you provide link to Alexis HSR miner ?
I´m getting 5% speed up over nanashi on Lyra2v2
http://ccminer.org/preview/ccminer-hsr-alexis-x86-cuda8.7z
Also you can use inside my software....
https://github.com/tutulino/Megaminer
https://bitcointalk.org/index.php?topic=2059039.new#new