You will want to find the product with the highest GH/s per $, and ignore the GH/s per W figure. https://en.bitcoin.it/wiki/Mining_hardware_comparison#ASIC
Also, there is no such thing as free electricity. What you mean to say is, electricity that someone else is paying for.
Topic: If I get free electricity... - page 2. (Read 1907 times)
Go for avalon and S1, they are power hungry and very cheap
I get free electricity, (legally). I was wondering what equipment I should use to mine since I don't have to worry about electricity costs eating up all of my profit. What equipment would be the best if I don't have to worry about efficiency, and I simply want the fastest mining for the cheapest price?
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