CORSAIR RMe Series 3rd Gen RM850e ThermalProtect 850 Watt ATX 3.1 PCIe 5.1 Cybenetics Platinum Certified Fully Modular Power Supply

Cybenetics Platinum efficiency meets ATX 3.1 compliance in the CORSAIR RM850e, delivering 850 watts of clean, reliable power with fully modular cabling and a 140mm fluid dynamic bearing fan tuned for quiet operation.

Overview

The CORSAIR RMe Series RM850e (3rd Gen) is a high-performance power supply engineered for modern PCs. It supports the latest ATX 3.1 and PCIe 5.1 standards, ensuring compatibility with next-generation graphics cards and transient power demands. With Cybenetics Platinum certification, it achieves exceptional efficiency, reducing heat and energy waste. The fully modular design simplifies cable management, while the 140mm fan with fluid dynamic bearing provides excellent cooling with minimal noise. Comprehensive protection features, including over-voltage, under-voltage, short-circuit, over-power, and over-temperature protection, safeguard your components. Backed by a 7-year warranty, this PSU is built for long-term reliability.

What stands out

• Cybenetics Platinum certified for up to 92% efficiency
• ATX 3.1 and PCIe 5.1 compliant with 12V-2x6 connector
• Fully modular cables for clean builds
• 140mm fluid dynamic bearing fan for quiet cooling
• Zero RPM fan mode at low loads
• Comprehensive electrical protections
• 7-year warranty

Technical details

• Total power: 850 W
• Form factor: ATX
• Efficiency: Cybenetics Platinum (80 PLUS Gold equivalent)
• Modularity: Full
• Fan diameter: 140 mm
• Cooling type: Active
• AC input voltage: 100-240 V
• AC input frequency: 47-63 Hz
• On/off switch: Yes
• EPS power connector (8-pin): 2
• PCIe 5.1 12V-2x6 connector: 1
• Colour: Black

Our verdict

The CORSAIR RM850e is a top-tier power supply that combines cutting-edge standards, high efficiency, and quiet operation. It's an excellent choice for gamers and professionals seeking reliable power for high-end systems.