EVGA SuperNOVA 850 GT, 80 Plus Gold 850W, Fully Modular, Auto Eco Mode with FDB Fan, 7 Year Warranty, Includes Power ON Self Tester, Compact 150mm Size, Power Supply

Overview

The EVGA 220-GT-0850-Y1 is a fully modular 850W power supply designed to provide stable and efficient power for demanding PC builds. Its compact 150mm size makes it a great fit for smaller cases without sacrificing power capacity. With 80 Plus Gold certification, it delivers up to 92 percent efficiency, reducing wasted energy and heat while supporting high-performance components.

This power supply features a 135mm fluid dynamic bearing fan that operates quietly, aided by an Auto ECO mode that keeps the fan off during low to moderate loads. Built with 100 percent Japanese capacitors, it ensures long-term reliability and consistent performance. Multiple built-in protections safeguard your system from electrical faults, and a power-on self tester simplifies troubleshooting before installation.

Key features

• Fully modular cable design allows for a clean and organized build with only the necessary cables connected
• Auto ECO mode keeps the fan silent during low to moderate power demands, minimizing noise
• 135mm fluid dynamic bearing fan provides quiet and efficient cooling for extended use
• Compact 150mm depth fits comfortably in smaller or tighter PC cases
• 100 percent Japanese capacitors enhance durability and maintain stable power delivery over time
• Power-on self tester enables easy verification of unit functionality before installation
• Comprehensive protection features including overvoltage, undervoltage, overcurrent, overpower, short circuit, and over-temperature safeguards
• Supports up to seven PCIe connectors and two EPS CPU connectors, accommodating high-end gaming and workstation setups
• 80 Plus Gold certification ensures energy-efficient operation, reducing electricity costs and heat output

Key specs

• Power output: 850 watts
• Efficiency rating: 80 Plus Gold (up to 92% efficiency)
• Fan size: 135mm fluid dynamic bearing fan
• Form factor depth: 150mm
• Cable type: Fully modular
• Connectors: 7 PCIe, 2 EPS CPU
• Capacitors: 100% Japanese
• Protection features: OVP, UVP, OCP, OPP, SCP, OTP

Connectivity and compatibility

This power supply supports a wide range of high-performance components thanks to its multiple PCIe and EPS CPU connectors. It is well suited for gaming rigs, professional workstations, and custom builds that require reliable and efficient power delivery. The fully modular design helps maintain optimal airflow and cable management in various case sizes, including compact builds.

Performance and reliability

With its 80 Plus Gold certification and high-quality Japanese capacitors, this unit delivers consistent power with minimal energy loss. The fluid dynamic bearing fan and Auto ECO mode work together to keep noise levels low while maintaining effective cooling. Built-in protections guard your system against common electrical issues, ensuring long-term stability and safety.

Ideal uses and environments

This power supply is a strong choice for users building high-performance gaming PCs or professional workstations that demand stable and efficient power. Its compact size makes it suitable for smaller cases or setups where space is limited. The quiet operation and energy efficiency also make it a good fit for home offices or environments where noise and power consumption are concerns.