Corsair RM1000e 1000W Gold Fully Modular Power Supply - Black (2025)

CORSAIR RM1000e Fully Modular Power Supply

The CORSAIR RM1000e is a fully modular ATX power supply designed for modern gaming and high-performance PC builds. Delivering 1000W of reliable power, ATX 3.1 certification, Cybenetics™ Gold efficiency, and native PCIe 5.1 support, it provides the performance, efficiency, and connectivity required for today's most demanding hardware.

1000W Continuous Power Output

The RM1000e delivers up to 1000W of continuous power, making it suitable for high-end gaming systems, workstation builds, and PCs equipped with powerful processors and next-generation graphics cards.

Fully Modular Cabling

The fully modular design allows users to connect only the cables required for their build, reducing cable clutter, improving airflow, and simplifying cable management.

ATX 3.1 Certified

Built to meet the latest ATX 3.1 specification, the RM1000e delivers reliable power delivery, improved efficiency, and compatibility with modern and future PC hardware platforms.

PCIe 5.1 Ready

The power supply includes native 12V-2x6 GPU power connectivity for modern graphics cards, providing direct support for current and next-generation high-performance GPUs.

Cybenetics™ Gold Efficiency

Certified Cybenetics™ Gold, the RM1000e achieves up to 89% overall efficiency, reducing power consumption, lowering heat generation, and helping maintain cooler operating temperatures.

Compact 140mm Design

The compact 140mm chassis length allows for easy installation in a wide range of modern PC cases, making it suitable for both standard and space-conscious builds.

Low Noise Cooling System

A 120mm rifle bearing fan provides efficient cooling while maintaining low acoustic levels. The specially tuned fan curve helps minimize noise even when the power supply is operating under heavy loads.

Reliable Power Architecture

The RM1000e utilizes an advanced resonant LLC topology with DC-to-DC conversion, ensuring stable voltage regulation, reliable operation, and excellent electrical performance.

Industrial-Grade Capacitors

Built with 105°C-rated industrial-grade capacitors, the power supply is designed for long-term reliability, stability, and durability under demanding operating conditions.

Modern Standby Support

Support for Microsoft Modern Standby enables faster wake-from-sleep times, improved system responsiveness, and enhanced low-load power efficiency.

Powerful +12V Rail

The single +12V rail delivers up to 62.5A and provides the full 1000W output capacity, ensuring stable power delivery for high-performance CPUs and graphics cards.

Comprehensive Connectivity

The RM1000e includes a 24-pin ATX motherboard cable, two EPS/ATX12V CPU power cables, native 12V-2x6 GPU power cable, PCIe power connectors, SATA power cables, and combined SATA/PATA connectivity for a wide variety of system configurations.

Native GPU Power Support

The included 12V-2x6 cable and additional PCIe power connectors provide broad compatibility with modern graphics cards, supporting demanding gaming and professional workloads.

Optimized Cable Management

Debossed modular cables improve flexibility and routing options while contributing to a cleaner, more organized system interior.

Universal AC Input Support

The power supply supports 100–240V AC input and operates across a 47–63Hz frequency range, allowing reliable operation in a variety of power environments worldwide.

Ideal for Modern Gaming and Workstation Builds

Combining 1000W power output, ATX 3.1 compliance, Cybenetics™ Gold efficiency, native PCIe 5.1 support, and a fully modular design, the CORSAIR RM1000e is an excellent choice for enthusiast gaming PCs, creator systems, and performance-focused workstations.