Corsair
Corsair RMx RPS0161 1000W Power Supply
Best high-capacity power supply for demanding enthusiast gaming builds.
The Corsair RMx RPS0161 is a 1000W power supply designed for high-performance systems. It features ATX 3.1 certification for enhanced reliability and power efficiency, along with PCIe 5.1 12V-2x6 GPU cables for modern graphics cards. The fully modular design with Type 5 micro-fit connectors ensures easy cable management and reduced clutter. Its 140mm fluid dynamic bearing fan includes Zero RPM mode for silent operation under light loads. Built with industrial-grade Japanese capacitors and 80 PLUS Gold certified for up to 90% efficiency, this PSU offers steady power output and durability.
$233.97
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Owner Satisfaction
4.7
/ 5
Category Rank
28
/ 1062
#28 in Computer Power Supplies
Price vs Category Average
-75%
Below average
Brand
Corsair
/ Corsair
Who it's for
- Eco-conscious builders wanting lower electricity bills and cooler systems
- Quiet-computing enthusiasts seeking silent operation during light tasks
- Long-term investors prioritizing component longevity and manufacturer support
Who should skip it
- Budget-focused builders needing to minimize total system costs
- Small-form-factor enthusiasts restricted by compact case dimensions
- Casual gamers who do not require high-wattage overhead
Performance breakdown
Power Capacity
Handles high-end gaming rigs and workstation loads with significant headroom.
Cable Management
Modular Type 5 connectors make clean builds effortless and clutter-free.
Acoustic Performance
Zero RPM mode ensures near-silent operation during standard desktop tasks.
Component Reliability
Industrial-grade Japanese capacitors provide long-term stability under heavy stress.
Future Proofing
ATX 3.1 and PCIe 5.1 support ready for next-gen GPU standards.
Energy Efficiency
Gold certification minimizes wasted power and reduces overall heat output.
Key Specs
Brand
Corsair
Model
RPS0161
Series
RMx
Form Factor
Internal
Output Current
20 ampere, 3 ampere, 83.30 ampere
Output Voltage
12 V, 3.3 V, 5 V, 5 V SB
Power Provided
1000 watt
Efficiency
90 percent
Features
- Innovative side PSU panel with modular connections for easier cable management.
- ATX 3.1 certified for high reliability and power efficiency.
- Includes PCIe 5.1 12V-2x6 GPU cables for modern graphics cards.
- Fully modular design with Type 5 micro-fit connectors to use only necessary cables.
- 140mm fluid dynamic bearing fan with Zero RPM mode for quiet operation.
- 80 PLUS Gold certified for up to 90% efficiency, reducing power consumption.
- Built with 100% industrial-grade, 105°C-rated Japanese primary electrolytic capacitors for reliability.
- Compatible with PC cases supporting ATX PSU format and at least 210mm width, with side access.
What customers say
Customers consistently highlight the exceptional quality and unwavering reliability of the Corsair RMx 1000W power supply. Many users praise its robust build and stable performance, noting it delivers consistent power without issue. The fully modular design is frequently appreciated for simplifying cable management, contributing to a clean system build. Its quiet operation is another recurring positive, making it a preferred choice for those seeking a dependable and unobtrusive component. This power supply is widely regarded as a premium, long lasting investment.
Know before you buy
ATX 3.1 certification ensures the power supply meets modern standards for power efficiency and reliability, specifically handling the high power spikes common in the latest graphics cards. It guarantees compatibility with the newer 12V-2x6 power standard for safer, more stable GPU performance.
The RMx RPS0161 is designed for standard ATX cases, but it requires a chassis with at least 210mm of width to accommodate the side-panel modular connections. Please verify your case dimensions and ensure it supports side-access cable management before purchasing.
The 140mm fluid dynamic bearing fan features a Zero RPM mode that keeps the fan completely still during low to medium loads. This ensures silent operation for tasks like web browsing or document editing, only spinning up when the system temperature rises under heavy gaming or rendering.
These connectors are smaller than traditional PSU cables, which makes them easier to route through tight spaces in your case. Because the unit is fully modular, you only need to plug in the cables your specific components require, significantly reducing cable clutter and improving airflow.
Yes, this unit is built with 100% industrial-grade, 105°C-rated Japanese electrolytic capacitors, which are known for their durability and consistent power delivery. It is also backed by a 10-year limited warranty, reflecting Corsair's confidence in its long-term reliability.
Yes, it includes the PCIe 5.1 12V-2x6 GPU cable, which is the current standard for high-performance graphics cards. This allows you to connect your GPU directly to the power supply without needing bulky adapters.
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