Corsair
RMe Series RM1000e ATX Power Supply
Best high-wattage power supply for demanding, modern gaming PC builds.
Power your high-performance system with the CORSAIR RMe Series RM1000e Power Supply. This unit delivers a robust 1000 watts of power and features a fully modular design for exceptionally clean cable management inside your case. It adheres to the latest industry standards, fully supporting ATX 3.1 and PCIE 5.1 compliance. For energy efficiency, it boasts an 80 PLUS Gold certification, ensuring reliable performance while maintaining low operational noise levels. This highly-rated component is an excellent foundation for demanding modern PC builds.
$150.99
Owner Satisfaction
4.6
/ 5
Category Rank
230
/ 1062
#230 in Computer Power Supplies
Price vs Category Average
-84%
Below average
Wattage
1000
/ watts
Who it's for
- Gamers upgrading to the latest high-end graphics cards
- Budget-conscious builders prioritizing energy efficiency and lower heat
- System builders working within compact or space-constrained PC cases
Who should skip it
- Users seeking maximum long-term peace of mind and coverage
- Power users demanding the longest possible fan lifespan
- Builders who prioritize easy cable management and flexibility
Performance breakdown
Power Capacity
Handles high-end GPUs and overclocked CPUs with significant headroom to spare.
Cable Management
Fully modular design keeps your case interior clutter-free and airflow optimized.
Future Proofing
Full ATX 3.1 and PCIe 5.1 support ensures compatibility with latest hardware.
Energy Efficiency
80 PLUS Gold certification minimizes wasted power and reduces heat output.
Acoustic Performance
Operates quietly even under heavy loads for a distraction-free gaming environment.
Build Reliability
Robust internal components provide consistent, stable power delivery for demanding systems.
Key Specs
Wattage
1000 watts
Modularity
Fully modular
Energy Efficiency
Cybenetics Gold, 80 PLUS Gold
ATX Connector
1x 24-pin ATX (24-pin) Connector
EPS12V Connector
2x 8-pin ATX 12V/EPS12V (4+4-pin) Connector Cable
PCIe Connector
3x PCIe (6+2) Connectors
Form Factor
ATX
ATX Version
ATX 3.1
Features
- 1000W stable power output
- Fully modular for clean builds
- ATX 3.1 and PCIe 5.1 ready
- High efficiency with 80 PLUS Gold
- Low-noise operation
- Reliable performance for demanding systems
What customers say
Consumers highly value the RM1000e for its exceptional reliability and efficiency, making it a solid foundation for modern PCs. Users consistently praise its stable power delivery, especially under heavy demand. A key benefit is its ATX 3.1 compliance and included 12VHPWR cable, which simplifies setup for the latest GPUs. The fully modular design greatly aids case airflow and aesthetics. Furthermore, the power supply operates remarkably quietly, often remaining silent during low loads. While premium priced, customers feel the investment is justified by the dependable performance, efficiency certification, and strong brand support, confirming its status as a trustworthy component.
Know before you buy
These standards ensure the power supply is fully compatible with the latest generation of high-performance graphics cards. It provides the necessary power delivery and signaling requirements to handle the transient power spikes common in modern hardware.
Yes, it is fully modular, meaning every cable can be detached from the power supply unit. This allows you to use only the cables your specific build requires, which significantly reduces clutter and improves airflow inside your PC case.
The RM1000e is designed for low-noise operation. Thanks to its 80 PLUS Gold efficiency, it generates less heat, allowing the internal fan to run at lower speeds even under demanding workloads.
It includes two 8-pin EPS12V connectors for your CPU and three 6+2 pin PCIe connectors for your graphics card. This configuration is sufficient for most high-performance single-GPU builds.
This certification confirms that the power supply operates at a high level of energy efficiency, converting more electricity into power for your components rather than wasting it as heat. It results in lower power consumption and less strain on your electrical components over time.
No, the RM1000e does not feature RGB lighting. It is designed with a clean, understated aesthetic that focuses on performance and reliability rather than visual flair.
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