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Power Supplies · Community picks

Corsair RM1000x 1000W ATX 3.1

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Mid-range Power Supplies · $100 to under $180

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About this product

Corsair
Full listing name

CORSAIR RM1000x ATX 3.1 PCIe 5.1 1000W Power Supply – Black

High-wattage 80 Plus Platinum units for flagship GPUs at $150 and above.

The CORSAIR RM1000x is a 1000W fully modular internal power supply compliant with the ATX 3.1 standard and supporting PCIe 5.1. It features a native 12V-2x6 connector, a 140mm fluid dynamic bearing fan, and 100% Japanese 105°C-rated electrolytic capacitors. Ultra-flexible embossed cables with low-profile combs are included.

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Current catalog price

Price & purchase

MSRP $209.99

4.5 from 787 retailer reviews

Retailer context only. It contributes zero weight to TallyGo rank.
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0 distinct supporters 0 supported dimensions 0 established wins Early community signal

ComparisonStandingVotesSupportEvidenceScore contribution
Mainstream desktop power suppliesUnranked00.0%Early signal · 0 voters0.00
Best overallUnranked00.0%Early signal · 0 voters0.00
Best valueUnranked00.0%Early signal · 0 voters0.00
Most reliableUnranked00.0%Early signal · 0 voters0.00
QuietestUnranked00.0%Early signal · 0 voters0.00

Each comparison has its own ballot. Support is the share of integrity-weighted votes in that comparison.

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Product details

Description, highlights, and specifications from the retailer feed.

CORSAIR RMx Series Fully Modular Low-Noise Power Supplies deliver quiet, dependable power with Cybenetics Gold efficiency to your PC. Fully modular, ultra-flexible embossed cables make PC builds easy, as you connect only the cables your system requires. Compliant with the ATX 3.1 power standard from Intel®, RMx PSUs have the connections needed to power today’s demanding PC hardware including a native 12V-2x6 connector. 100% Japanese 105°C-rated electrolytic capacitors deliver fantastic electrical performance, while a 140mm FDB fan provides low noise cooling. Backed by a ten-year warranty, RMx PSUs are the gold standard for many years to come.

  • Fully Modular: Reliable and efficient low-noise power supply with fully modular cabling, so you only have to connect the cables your system needs.
  • Cybenetics Gold-Certified: Rated for up to 91% efficiency, resulting in lower power consumption, less noise, and cooler temperatures.
  • ATX 3.1 Compliant: Compliant with the ATX 3.1 power standard from Intel, supporting PCIe 5.1 and resisting transient power spikes.
  • Native 12V-2x6 Connector: Ensures compatibility with the latest graphics cards with a direct GPU to PSU connection – no adapter necessary.
  • Embossed Cables with Low-Profile Combs: Sleek, ultra-flexible embossed cables look great and make installing and connecting the RMx a breeze.
Model Name
RMx
Brand
Corsair
Compatible Devices
Monitor
Connector Type
ATX
Output Wattage
1000 watts
Form Factor
Internal
Cooling Method
Air
Item dimensions L x W x H
2.3 x 3.39 x 5.91 inches
Item Weight
6.9 pounds
Model Number
CP-9020271-NA
Current Rating
25 A
Item Highlight
Native 12V-2x6 Connector, Fully Modular, Low-Noise, Cybenetics Gold, NA
Number Of Fans
1
Power Supply Design
Full Modular
Warranty Description
10 Year Manufacturer
Maximum Input Voltage
240 volts_of_alternating_current
Minimum Input Voltage
100 volts_of_alternating_current
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