Corsair
RM650e (2025)
A entry-level pick in the power supplies line-up, with 650 W up front.
33/100
650 WFully modularATX 3.1BlackRifle bearing
£74.90best price at Amazon
In stock at 1 retailer
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Why we rate it
- Scores 33/100
- Built for the job
- No zero rpm mode
- No 12v-2x6 / 12vhpwr
Score profile
Scored against the power supplies classWhere the RM650e (2025) wins and loses
Full specification
Grouped · supported features marked in blueSpecifications
Output
Wattage650 W
ATX standardATX 3.1
Form factor and design
ModularFully modular
Weight1.48 kg
ColourBlack
Cooling and noise
Fan size120 mm
Fan bearingRifle bearing
Fan count1
Head to head
Highlighted cell = better in that rowRM650e (2025) vs Corsair Corsair RM850e
RM650e (2025)Corsair RM850e
| CorsairRM650e (2025)This page | CorsairCorsair RM850e | |
|---|---|---|
| Overall score | 33 /100 | 46 /100Better |
| Wattage | 650 W | 850 WBetter |
| Efficiency rating | — | 80 |
| Form factor | — | ATX |
| Modular | Fully modular | Fully modular |
Who it's for
Is the RM650e (2025) 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.
okay
Mainstream builder
Wants strong value in a balanced build.
good
Budget builder
Stretching every pound in an entry rig.
okay
Common questions
Before you buy
Is the RM650e (2025) worth it?
It depends on what you need. It scores 33/100 against other power supplies, a entry-level result where the class average is around 58.
What stands out on the RM650e (2025)?
Its overall 33/100 rating against the rest of the power supplies class.
How does it compare to the Cooler Master MWE Gold 850 V2?
The Cooler Master MWE Gold 850 V2 scores 42/100 versus this one at 33/100, so it is the step up on the spec sheet.
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