Corsair
Corsair HX1200i (2025)
The Corsair HX1200i (2025) lands as a top-tier power supplie, built around 1200 W.
87/100
1200 WCybenetics PlatinumFully modularATX 3.1BlackFluid Dynamic Bearing
£195best price at Amazon
In stock at 1 retailer
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Why we rate it
- Zero RPM mode
- 12V-2x6 / 12VHPWR
- OCP
- Above-average wattage
- Spec-sheet rated, not bench-tested
Score profile
Scored against the power supplies classWhere the Corsair HX1200i (2025) wins and loses
Full specification
Grouped · supported features marked in blueSpecifications
Output
Wattage1200 W
Efficiency ratingCybenetics Platinum
ATX standardATX 3.1
Cybenetics ratingPlatinum
Form factor and design
ModularFully modular
Weight2.4 kg
ColourBlack
Cooling and noise
Fan size140 mm
Fan bearingFluid Dynamic Bearing
Zero RPM modeYes
Connectors
12V-2x6 / 12VHPWRYes
Features and warranty
OCPYes
Watch it in action
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Head to head
Highlighted cell = better in that rowCorsair HX1200i (2025) vs MSI MSI MPG A1000G PCIE5
Corsair HX1200i (2025)MSI MPG A1000G PCIE5
| CorsairCorsair HX1200i (2025)This page | MSIMSI MPG A1000G PCIE5 | |
|---|---|---|
| Overall score | 87 /100Better | 80 /100 |
| Wattage | 1200 WBetter | 1000 W |
| Efficiency rating | Cybenetics Platinum | 80 |
| Form factor | — | Full Modular |
| Modular | Fully modular | Fully modular |
| Warranty | — | 10 years |
Who it's for
Is the Corsair HX1200i (2025) right for you?
Buy it if
Made for PC builders
PC builders who want a power supplie that delivers without fuss, and this one fits.
Skip it if
Skip it if
You need flagship-tier performance, in which case a higher-tier power supplie is the better call.
Performance builder
Chasing frames and headroom in a high-end rig.
excellent
Mainstream builder
Wants strong value in a balanced build.
good
Budget builder
Stretching every pound in an entry rig.
good
Common questions
Before you buy
Is the Corsair HX1200i (2025) worth it?
For most buyers, yes. It scores 87/100 against other power supplies, a top-tier result where the class average is around 58.
What stands out on the Corsair HX1200i (2025)?
Its zero rpm mode stands out, a genuinely useful feature if your setup calls for it.
How does it compare to the Corsair RM850x Shift?
The Corsair RM850x Shift scores 66/100 versus this one at 87/100, so this is the stronger pick on the spec sheet.
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