I tried with 15.12. and pasting bin files from Linux version.

Was getting 2000 h/s on Claymore 9.3 with 4x 290x and 2x290, on v10 getting 2005.
Tried with -a 0 1 2 and 3, and max is 2005.

With optiminer getting 2060, so I'm staying on optiminer for now .