Corsair
Corsair RM1000x
A solid mid-range pick in the power supplies line-up, with 1000 W up front.
61/100
1000 WCybenetics GoldFully modularATX 3.1Black
£110best price at Amazon
In stock at 1 retailer
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Why we rate it
- 12V-2x6 / 12VHPWR
- Above-average wattage
- No zero rpm mode
Score profile
Scored against the power supplies classWhere the Corsair RM1000x wins and loses
Full specification
Grouped · supported features marked in blueSpecifications
Output
Wattage1000 W
Efficiency ratingCybenetics Gold
ATX standardATX 3.1
Form factor and design
ModularFully modular
Weight3.12 kg
ColourBlack
Connectors
12V-2x6 / 12VHPWRYes
Watch it in action
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Head to head
Highlighted cell = better in that rowCorsair RM1000x vs Lian Li Lian Li EDGE 1000W
Corsair RM1000xLian Li EDGE 1000W
| CorsairCorsair RM1000xThis page | Lian LiLian Li EDGE 1000W | |
|---|---|---|
| Overall score | 61 /100 | 61 /100 |
| Wattage | 1000 W | 1000 W |
| Efficiency rating | Cybenetics Gold | 80 |
| Modular | Fully modular | Fully modular |
Who it's for
Is the Corsair RM1000x right for you?
Buy it if
Buyers on a budget
Anyone who needs a dependable power supplie for the essentials without overspending.
Skip it if
Skip it if
You need zero rpm mode, in which case a higher-tier power supplie is the better call.
Performance builder
Chasing frames and headroom in a high-end rig.
good
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 RM1000x worth it?
It depends on what you need. It scores 61/100 against other power supplies, a solid mid-range result where the class average is around 58.
What stands out on the Corsair RM1000x?
Its 12v-2x6 / 12vhpwr stands out, a genuinely useful feature if your setup calls for it.
How does it compare to the Corsair RM1000e 2025?
The Corsair RM1000e 2025 scores 62/100 versus this one at 61/100, so it is the step up on the spec sheet.
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