This is the third Corsair HX-series power supply to meet our test bench. Today, the HX850 goes up against tough competition in the hope of becoming our favorite 850W 80 PLUS Platinum-rated PSU.
Protection Features, DC Power Sequencing, Cross-Load Tests and
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Corsair Professional Series HX850 Power Supply Review - Page 3 of
Corsair Professional Series HX850 850-watt Power Supply Review
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Corsair Professional Series HX850 850-watt Power Supply Review
Is this a legit HX850? I looked up Google and the Corsair website
Review: Corsair HX Series HX850 V2 - PSU