BrigitteLin 
vga7970x47(asus cu top, sapphire dualx, giga oc)
total 12000w with 1000$usd/month electric bill
31,5ghash
vga7970x47(asus cu top, sapphire dualx, giga oc)
total 12000w with 1000$usd/month electric bill
31,5ghash
nice setup! Does it look foggy in the room?