Between the RM850e (2023) and SuperNOVA 850 G7, the RM850e (2023) comes out ahead in atx 3.0 / 12vhpwr, while the SuperNOVA 850 G7 wins on warranty. Overall, the RM850e (2023) scores 61.1 and the SuperNOVA 850 G7 scores 61.1 on our Mars Score.
Which should you buy?
These two are evenly matched on the broad strokes, with the decision sitting on which individual spec advantages weigh more for your use.
Pick the RM850e (2023) if you care most about atx 3.0 / 12vhpwr. The biggest gaps in its favor are atx 3.0 / 12vhpwr.
Pick the SuperNOVA 850 G7 if you care most about warranty. Its strongest claims are warranty.
Both ship with comparable wattage, efficiency, modular, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why Corsair - RM850e (2023) wins
- ▲Has ATX 3.0 / 12VHPWR.
Why EVGA - SuperNOVA 850 G7 wins
- ▲Warranty — 3.00 yrs more. 10 vs 7.
Spec comparison
Spec
| Spec | Corsair - RM850e (2023) | EVGA - SuperNOVA 850 G7 |
|---|---|---|
| Wattage | 850 W | 850 W |
| Efficiency | 80+ Gold | 80+ Gold |
| Form factor | ATX | ATX |
Features
| Spec | Corsair - RM850e (2023) | EVGA - SuperNOVA 850 G7 |
|---|---|---|
| Modular | full | full |
| ATX 3.0 / 12VHPWR | truelead | false |
| Warranty | 7 yrs | 10 yrslead |
Frequently asked
Spec-level deep dives
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