Not to hijack the thread, but could someone give me the "explain it to me like im 5" explanation of what im looking at. I understand mining bitcoins with computers and such but these cards confuse me. How are they achieving that type of hash rate at such a low power draw?
Do some research on Field Gate Programmable Array's
http://lmgtfy.com/?q=Field+Gate+Programmable+Array
http://www.damnlol.com/i/83ca76335c3d944e99cd95e147612edc.jpg
Thats how I felt while reading the Wiki but thanks for a starting point.