Ok, nice, thank you! What is your opinion on gtx 1070? I heard this is
a very efficient gpu (electricity is very expensive in Germany , sth like .3$

)
Maybe you're more lucky with your electricity rate in NZ

Yea i hear the gtx 1070 has lower power usage than the amd cards but then there almost twice the price to buy.
look at
Nicehash you can select your hardware and will give you an idea what it will earn, these are however stock no mod's no overclock results so you can undervolt and overclock memory for better hash at lower power draw