My Antminer D3 consumes now only 670 watts with the lowest voltage at about 15 gh / s. That is a really good result .. 
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Thank you for your great work ..
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..Thank you for your great work ..
..What version of firmware you use? What bacth si your d3? And setting for this 670w ? Thanks
I'm using the actual firmware version with the following settings:
https://img1.picload.org/image/ddrpgodw/customfirmware4.jpg
https://img1.picload.org/image/ddrpgoal/custom-firmware-3-zensiert.jpg
https://img1.picload.org/image/ddrpgoaa/custom-firmware-2-zensiert.jpg
https://img1.picload.org/image/ddrpgoar/customfirmware5.jpg
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..Here is the actual profitabilty calculation for my scenario in Germany at power costs at 0,26 per KW/h:
https://www.cryptocompare.com/mining/calculator/dash?HashingPower=14.8&HashingUnit=GH%2Fs&PowerConsumption=680&CostPerkWh=0.31
.. :0) ..