Enermax Platimax 80 Plus Platinum EPM850EWT 850W

  • Enermax Platimax 80 Plus Platinum EPM850EWT 850W
Based on 6 scores, 13 reviews available
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  • High efficiency overall.
  • Six PCIe connectors.
  • One free socket in the modular panel for another two PCIe.


  • Efficiency below 80 PLUS Platinum at 20% load, even with 230 VAC.
  • Loose voltage regulation on the 3.3V rail.

Expert reviews and ratings

By eTeknix on

“The Enermax Platimax 850W power supply delivers a high level of efficiency, PFC and voltage regulation to keep any single, dual and triple GPU system running optimally with safe clean power. Enermax's attention to detail with an extensive...

By Kitguru.net on 90

When shopping for a quality power supply Enermax are always one of the companies to place at the top of a shortlist. Last October we looked at their Platimax 1200W power supply and today we are reviewing the 850W version. Like the bigger brother,...

By Vortez on

It’s hard to get excited about a power supply but Enermax have designed such a beautiful looking unit in the Platimax that you have to appreciate the handy work that has gone into producing such a nice piece of kit. Observing both the inner and...

By Hardware Secrets on

As expected, the Enermax Platimax 850 W proved to be a top-notch power supply, with outstanding efficiency between 87.8% and 91.7%, voltages closer to their nominal values most of the time, very low noise and ripple levels, and a terrific cable...

By VR-Zone on 90

Quality (30% of the total score) The overall quality of the Enermax Platimax 850W unit is excellent but improvements can be made. The chassis of the power supply is immaculate, without even the slightest imperfection physically or aesthetically. On...

By Pro-Clockers on

The Platimax is the first platinum rated power supply we have ever tested and we are happy it is a model from Enermax. For the past few years, we have seen Enermax produce some of the most powerful, highly efficient and most stable power units on the...

By techPowerUp! on 88

All manufacturers are currently working on high-end Platinum efficiency PSUs, so we expect the competition to get really hard. This is very good for all users out there, since extreme competition means better products at lower prices. In the case of...

By Guru of 3D on

Final Words & Conclusion So with our PSU reviews we are always the first to state that our review remains somewhat subjective. For a really proper review, we'd need to have capable load testing equipment worth multiple thousands of dollars. But you...

International Review By Tweak.dk on 98

Vi er nu nået til enden i vores test af Enermax Platimax 850 watt strømforsyningen. Vi har efter hånden kigget på en hel del strømforsyninger her på Tweak.dk, store som små. Enermax Platimax 850 watt hører til i...

International Review By CowcotLand on

Même si la Platimax ne ravit pas la première place à la Seasonic Platinum, cette dernière nous a quand même fait forte impression, avec des excellentes tensions, des consommations qui sont plus que maitrisées et un...

International Review By Clube do Hardware on

Como esperado, a Enermax Platimax 850 W provou ser uma fonte de alimentação topo de linha que apresenta uma eficiência excepcional, entre 87,8% e 91,7%, tensões mais próximas de seus valores nominais do que o necessário na...

International Review By Digitale-Generation on 90

Viel Power, stabil bei jeder Belastung, hervorragende Komponenten auf aktuellstem Technik-Stand, niedriger Verbrauch, leise und mit 5 Jahren Garantie. Da kann man allenfalls noch am Preis einen kleinen Kritikpunkt finden. Aber Qualität kostet eben...

International Review By Gamezoom.net on 90

Das neue Enermax Platimax 850W richtet sich ganz klar an Enthusiasten und High-End-Anwender mit üppigem Budget. Das neue High-End-Netzteil von Enermax bietet eine exzellente Technik, hochwertige Verarbeitungsqualität, geringe...