We are getting around 51MH/s on ETH with Claymore V11.

Test set-up is as follows:
Ubuntu 16.04
Nvidia Driver 390.48
Biostar TB250-BTC PRO

Core -200, Mem +1450
Power cap to 185W
Operating temperature is in the 56 - 60'C range in a centralized cooling facility

https://imgur.com/YSIaTAK

https://imgur.com/lCn71WR