Corsair
Power Supply
Corsair RM1000e (2023) 1000 W 80+ Gold
Key Features
Fully Modular
Zero RPM Mode
Japanese Capacitors
MSRP:
$169
Technical Specifications
Manufacturer
Corsair
MSRP
$169
Type
ATX
Wattage
1000 W
Efficiency Rating
80 PLUS Gold
Modular
Yes
Color
Black
Fanless
No
Dimensions
140mm x 150mm x 86mm
Length
140 mm
Connectors
Atx 4 Pin: 0 • Eps 8 Pin: 2 • Pcie 16 Pin 12Vhpwr: 1 • Pcie 12 Pin: 0 • Pcie 8 Pin: 0 • Pcie 6 Plus 2 Pin: 6 • Pcie 6 Pin: 0 • Sata: 7 • Amp Molex 4 Pin: 4
Release Year
2023
Pros & Cons
Pros
- Premium 1000W capacity handles flagship gaming systems with headroom
- Future-proof for GPU upgrades and system expansion
- Fully modular design enables custom cable configurations
- Reduces cable clutter and improves airflow significantly
- Good 80 PLUS Gold efficiency provides reliable power delivery
- Premium brand known for exceptional build quality and reliability
- PCIe 5.0 connector ready for next-generation GPUs
- Future-proof connectivity for RTX 5000 series and beyond
Cons
- High 1000W capacity unnecessary for most gaming builds
Community Insights
- Many users praise the RM1000e for its very quiet operation—even under heavy load—thanks to its high-quality fan and efficient design. Its ability to deliver stable power for high-end systems (including multi-GPU or RTX 40 series builds) is frequently highlighted as a major plus.
- Another common discussion point is the fully modular cable setup. Builders appreciate the ease of installation, improved airflow, and custom cable options, making their PC builds both neater and more flexible.
Frequently Asked Questions
Is the Corsair RM1000e (2023) compatible with RTX 4090 and other PCIe 5.0 GPUs?
Yes, the RM1000e (2023) is PCIe 5.0 ready and comes with the necessary 12VHPWR cable for use with modern GPUs like the RTX 4090.
What warranty does the Corsair RM1000e (2023) offer?
It comes with a 10-year warranty, which is frequently mentioned by users as a reason for buying due to Corsair’s strong reputation for support and reliability.
Performance Guide & Use Cases
Best For
Flagship gaming systems with RTX 4090/5090 (1000W)
Multi-GPU configurations and extreme overclocking (1000W)
Next-generation GPUs and future-proofing (PCIe 5.0)
RTX 5000 series and modern GPU compatibility
Standard ATX builds and mainstream systems
Custom cable management and clean builds (modular)
Overkill Scenarios
Budget gaming builds with GTX 1660/RTX 3060 class GPUs (1000W)
Office and productivity systems without gaming (1000W)
Single mid-range GPU systems (1000W capacity)
Basic web browsing and document editing systems
Avoid For
Mini-ITX and compact case builds (ATX too large)
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