CHIEFTEC Announces New ATMOS ATX 3.0 PSU Series

Today, CHIEFTEC announced its new ATX 3.0 ATMOS PSU series including two 750W and 850W 80 Plus Gold units ready to take on some of the latest systems including native support for the 12VHPWR connector.


The ATMOS series is Chieftec’s latest fully modular power supply designed for the ATX 3.0 standard including a native PCIe Gen 5 Connector allowing for connectivity on the latest graphics cards. It comes with an 80 Plus Gold rating and features 105°C premium Japanese capacitors and an SRC Full-bridge converter with DC-to-DC technology. The internal components are all cooled with a 135mm fluid dynamic bearing fan which comes with a specially calculated fan curve for low noise and high performance.

  • Compliant with ATX 12V 3.0
  • Support PCIe GEN5
  • ECO Fan : Smart Fan Control
  • Japanese Capacitors
  • SRC Full-Bridge converter with DC to DC technology

Where Can I Learn More?

If you would like to learn more about the ATMOS series, visit and will be available soon.

Jakob Aylesbury

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