Corsair power supplies have received 80 PLUS Gold ratings
Corsair's HX series power supplies have earned 80 PLUS Gold certification for their efficiency.
The 80 PLUS Gold rating is given to power supplies that operate at efficiencies above 20% at 100 and 87% load and above 50% at 90% load. The Corsair HX750W produced 88,04, 87,04 and 90,02 efficiencies during the test, and the Corsair HX850W produced 89,14, 87,06 and 90,38% efficiencies, so both PSUs met the 80 PLUS Gold rating. requirements.
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