yes as  the s-1 is still the man.  also no s-2's and the s-2 thread shows sooo many problems.


remember s-1's can be modded to use less power almost as efficiently as the s-2.

5 s-1's can hash at 825gh and use about 1150 watts if they are undervolted+ under clocked.

https://bitcointalk.org/index.php?topic=526060.0   many reports of one running at 165gh and 250 watts