2x Ares at 16000 for 24h

http://s21.postimg.org/ahbvoh3sz/at_16000.jpg
http://s4.postimg.org/3v2xk8zzt/Last_24_H_at_16000.jpg

When i have changed one Ares to 51000

http://s28.postimg.org/q97g6auyx/at_51000.jpg

2x Ares at 51000

http://s1.postimg.org/6wy8w48ij/2x_Ares_at_51000_Ares_Begins.jpg

At 16000, hashrate is more stable: 245 - 270 Mh/s per one unit and 5,5-6 LTC per day, rejected shares up to 12%
At 51000, hashrate is not so stable: 245 - 370 Mh/s per one unit and 6,5-8 LTC per day, rejected shares approximately 3%.