can antminers do keccak ?

I am new to this and confused I know call me a noob but I kneed help ?

also how do you set Price BTC/TH/Day to make the most profit with my miners using the P= option ?

I am running two antminer s3's with one antminer S5 they hash at 2.2 TH/s combined speed.

right now the best pool I make the most on is www.f2pool.com