i am facing this problem

http://i64.tinypic.com/j9pw02.jpg

check out GPU1 H/S

i tried fresh install drivers with DDU, and tried with diffrent cards also same problem. my 1 gpu always give me bad hashrate also check afterburner ss. and i also tried diffrent pool. but same problem. even i tried with
GA-970A-DS3P motherboard

and i tried with 5 rx 470 cards also and tried 15.12 drivers too

my config

MB= gigabyte GA-990FXA-UD3 R5
RAM= 8GB
VIRTUAL MEMORY = 16GB
PROCESSOR= AMD FX6300
1200WATT PSU