Hi 2 all, a see something wrong on stats, marked in red. Can`t resolve this. Any ideas?

http://c2n.me/3EjSUDa.png

miner 4.0
win 8.1 x61
virtual mem set to 16gb
Drivers 15.12
4x r9280x
no overclockking and increased clocks

-i set to 2

when -i set to 1 - warnings goes