---
product_id: 739561171
title: "CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black"
brand: "corsair"
price: "$839.58"
currency: USD
in_stock: true
reviews_count: 5
url: https://www.desertcart.us/products/739561171-corsair-rm1000x-fully-modular-low-noise-atx-power-supply-atx
store_origin: US
region: United States of America
---

# 1000W peak power Fully modular cabling Cybenetics Gold 91% efficiency CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black

**Brand:** corsair
**Price:** $839.58
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up silently, build boldly.

## Quick Answers

- **What is this?** CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black by corsair
- **How much does it cost?** $839.58 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/739561171-corsair-rm1000x-fully-modular-low-noise-atx-power-supply-atx)

## Best For

- corsair enthusiasts

## Why This Product

- Trusted corsair brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Power Your Ambition:** 1000W output to fuel high-performance rigs without compromise.
- • **Built to Last a Decade:** Backed by a 10-year warranty, this PSU is your long-term powerhouse investment.
- • **Whisper-Quiet Operation:** 140mm FDB fan and premium Japanese capacitors keep noise minimal and reliability maxed.
- • **Clutter-Free Masterpiece:** Fully modular design for sleek, custom cable management and optimal airflow.
- • **Future-Proof Compatibility:** ATX 3.1 & native 12V-2x6 connector ready for next-gen GPUs—no adapters needed.

## Overview

The CORSAIR RM1000x is a fully modular, low-noise ATX power supply delivering 1000 watts of stable power with Cybenetics Gold 91% efficiency. Compliant with Intel’s ATX 3.1 standard and featuring a native 12V-2x6 connector, it supports the latest PCIe 5.1 GPUs without adapters. Its ultra-flexible embossed cables simplify clean builds, while premium Japanese capacitors and a quiet 140mm fan ensure durability and whisper-quiet operation. Backed by a 10-year warranty, it’s engineered for high-end, future-ready PC systems.

## Description

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.

Review: مزود طاقة ممتاز، بمكثفات يابانية - استخدمعه على معالج i5 14400f وكرت RX 6650 XT، ممتاز
Review: A Power Supply I Don’t Have to Think About (And That’s a Good Thing) - I’ve used a lot of PSUs over the years, and the Corsair RM750x Power Supply is one of those components I install and then completely forget about—which is exactly what I want. Clean Build Thanks to Full Modularity The fully modular design made my build way cleaner. I only plugged in the cables I actually needed, which helped a lot with airflow and cable management. No extra clutter stuffed behind the motherboard tray. Quiet Enough That I Don’t Notice It What really stood out to me is how quiet it is. Under normal loads, the fan barely spins (or doesn’t at all), so my system stays silent. It’s one of those upgrades you don’t notice until you realize your PC just isn’t making noise anymore. Handles Modern Hardware Without Stress With ATX 3.1 and native 12V-2x6 support, I don’t have to mess with adapters for newer GPUs. That alone makes it feel more “future-ready” compared to older PSUs. Stable Power = Stable System I’ve had zero issues with stability—no random shutdowns, no weird behavior under load. Whether I’m gaming or running heavier workloads, it just stays consistent. Feels Like a Quality Component Everything about it feels solid—from the cables to the housing. It doesn’t feel cheap, and that gives me confidence when it’s powering expensive parts.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Corsair |
| Compatible devices | Monitor |
| Connector type | ATX |
| Form factor | ATX |
| Model name | RMx |
| Output wattage | 1000 Watts |

## Product Details

- **Brand:** Corsair
- **Compatible devices:** Monitor
- **Connector type:** ATX
- **Cooling method:** Air
- **Form factor:** ATX
- **Item dimensions L x W x H:** 5.8 x 8.6 x 15 centimetres
- **Item weight:** 3.12 kg
- **Model name:** RMx
- **Output wattage:** 1000 Watts
- **Wattage:** 1000 watts

## Images

![CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black - Image 1](https://m.media-amazon.com/images/I/71K5YbKrcYL.jpg)
![CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black - Image 2](https://m.media-amazon.com/images/I/71X3UP2awDL.jpg)
![CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black - Image 3](https://m.media-amazon.com/images/I/81WzZbszsQL.jpg)
![CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black - Image 4](https://m.media-amazon.com/images/I/812LOeRvOUL.jpg)
![CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black - Image 5](https://m.media-amazon.com/images/I/81m9Gwt1RaL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ مزود طاقة ممتاز، بمكثفات يابانية
*by A***N on 5 September 2025*

استخدمعه على معالج i5 14400f وكرت RX 6650 XT، ممتاز

### ⭐⭐⭐⭐⭐ A Power Supply I Don’t Have to Think About (And That’s a Good Thing)
*by J***. on 29 April 2026*

I’ve used a lot of PSUs over the years, and the Corsair RM750x Power Supply is one of those components I install and then completely forget about—which is exactly what I want. Clean Build Thanks to Full Modularity The fully modular design made my build way cleaner. I only plugged in the cables I actually needed, which helped a lot with airflow and cable management. No extra clutter stuffed behind the motherboard tray. Quiet Enough That I Don’t Notice It What really stood out to me is how quiet it is. Under normal loads, the fan barely spins (or doesn’t at all), so my system stays silent. It’s one of those upgrades you don’t notice until you realize your PC just isn’t making noise anymore. Handles Modern Hardware Without Stress With ATX 3.1 and native 12V-2x6 support, I don’t have to mess with adapters for newer GPUs. That alone makes it feel more “future-ready” compared to older PSUs. Stable Power = Stable System I’ve had zero issues with stability—no random shutdowns, no weird behavior under load. Whether I’m gaming or running heavier workloads, it just stays consistent. Feels Like a Quality Component Everything about it feels solid—from the cables to the housing. It doesn’t feel cheap, and that gives me confidence when it’s powering expensive parts.

### ⭐⭐⭐⭐⭐ POWER
*by Z***H on 28 January 2025*

Corsair RM1000x – Reliable, Efficient, and Silent Powerhouse The Corsair RM1000x is a top-tier 1000W power supply that delivers exceptional performance, efficiency, and near-silent operation. Whether you're building a high-end gaming rig, a workstation, or a power-hungry overclocked system, the RM1000x stands out as one of the best choices in its class. 80 PLUS Gold Efficiency – Stable and Power-Efficient One of the key highlights of the RM1000x is its 80 PLUS Gold efficiency rating, ensuring that power delivery remains stable and efficient, minimizing wasted energy and heat output. This translates to lower electricity costs and reduced thermal stress on your components, making it a great long-term investment. Premium Components – Built to Last Corsair has packed the RM1000x with high-quality, 100% Japanese capacitors, which are rated for 105°C operation, ensuring durability and longevity. This power supply is built to handle continuous heavy loads while maintaining excellent reliability, making it ideal for enthusiasts, overclockers, and professionals who need uncompromising performance. Silent Operation – Zero RPM Mode A standout feature is the Zero RPM fan mode, which keeps the fan completely off during low to medium loads, resulting in silent operation. Even under heavy workloads, the 140mm fluid dynamic bearing fan runs whisper-quiet, ensuring a distraction-free experience whether you're gaming or working. Fully Modular – Clean and Hassle-Free Cable Management The fully modular design makes cable management a breeze. You only need to plug in the cables required for your build, reducing clutter and improving airflow inside your case. The included sleeved cables are of high quality and provide a clean, professional look. Reliable Power Delivery – Handles Any High-End Build With 1000W of power and a strong +12V rail, the RM1000x can handle high-end GPUs like the RTX 4090, AMD Radeon RX 7900 XTX, and multi-GPU setups with ease. It’s also perfect for overclocking, ensuring stable voltage delivery even under extreme loads. Final Verdict: 10/10 – A Power Supply You Can Trust The Corsair RM1000x is an outstanding PSU that combines high efficiency, silent operation, premium components, and excellent power delivery. Whether you're running a high-end gaming PC, an enthusiast workstation, or an overclocked rig, this PSU provides the stability and reliability needed for long-term performance. If you need a 1000W PSU that delivers on all fronts, the Corsair RM1000x is one of the best choices on the market. Highly recommended! 🔥💪

## Frequently Bought Together

- CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply – ATX 3.1 Compliant – PCIe 5.1 Support – Cybenetics Gold Efficiency – Native 12V-2x6 Connector – Black
- Samsung 990 PRO SSD NVMe M.2 PCIe Gen4, M.2 2280 Internal Solid State Hard Drive, Seq. Read Speeds Up to 7,450 MB/s for High End Computing, Gaming, and Heavy Duty Workstations, MZ-V9P2T0B/AM
- AMD RYZEN 7 9800X3D 8-Core, 16-Thread Desktop Processor

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/739561171-corsair-rm1000x-fully-modular-low-noise-atx-power-supply-atx](https://www.desertcart.us/products/739561171-corsair-rm1000x-fully-modular-low-noise-atx-power-supply-atx)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-07*