Corsair RM850x 850W ATX 3.1
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Mid-range Power Supplies · $100 to under $180
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About this product
Full listing name
CORSAIR RM850x ATX 3.1 PCIe 5.1 Ready Fully Modular 850W Power Supply – Low-Noise, Cybenetics Gold Efficiency, Native 12V-2x6 Connector – Black
The CORSAIR RM850x is a fully modular 850W ATX power supply compliant with Intel's ATX 3.1 standard and ready for PCIe 5.1. It features Cybenetics Gold efficiency, a native 12V-2x6 connector for direct GPU connection, and a 140mm FDB fan for low-noise cooling. Ultra-flexible embossed cables simplify installation. Built with 100% Japanese 105°C-rated electrolytic capacitors, it is backed by a ten-year warranty.
Price & purchase
MSRP $169.99
- $139.99View at Amazon
$169.99Save 18% Amazon
4.7 from 224 retailer reviews
Retailer context only. It contributes zero weight to TallyGo rank.See rankings across comparisons
0 distinct supporters 0 supported dimensions 0 established wins Early community signal
| Comparison | Standing | Votes | Support | Evidence | Score contribution |
|---|---|---|---|---|---|
| Mainstream desktop power supplies | Unranked | 0 | 0.0% | Early signal · 0 voters | 0.00 |
| Best overall | Unranked | 0 | 0.0% | Early signal · 0 voters | 0.00 |
| Best value | Unranked | 0 | 0.0% | Early signal · 0 voters | 0.00 |
| Most reliable | Unranked | 0 | 0.0% | Early signal · 0 voters | 0.00 |
| Quietest | Unranked | 0 | 0.0% | Early signal · 0 voters | 0.00 |
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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
- RM850x
- Brand
- Corsair
- Compatible Devices
- Monitor
- Connector Type
- ATX
- Output Wattage
- 850 watts
- Cooling Method
- Fan
- Item dimensions L x W x H
- 2.3 x 3.39 x 5.91 inches
- Item Weight
- 3.9 pounds
- Model Number
- CP-9020270-NA/AM
- 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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