Default settings uses more than 100w for 27mh/s, every settings at default and auto.
This new settings I used sets at:
0Mhz Core Clock
50% Power Limit
83c Temp Limit
1100MHz Memory Clock
50% fan speed
Using dell office with open side panel
Ambient temperature 26c-28c
GPU Temp : 63c-66c depending on the ambient temps
Notes:
Results may vary and sometimes unstable(rarely)
For personal PC:
(preferably left the machine run and not using it for something else)