Looks like 1 of 3 is a winner:

Just play with each setting and leave it for a few hours these S3s take a while to even out.

you have 25 times more discarded shares than accepted. I am not sure that it means anything, though.

Can someone clarify if that means anything? That's the case for me as well and I'm not even running it overclocked.

Good point. For comparison here are stats on OC S1 I have:

I guess in the end it doesn't matter I have checked and both servers report my total TH as 4.1(same value as adding avg hash rate for each miner)