Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | EVGA - SuperNOVA 1000 G7 | EVGA - SuperNOVA 850 G7 |
|---|---|---|
| Wattage | 1000 W | 850 W |
Between the SuperNOVA 1000 G7 and SuperNOVA 850 G7, the SuperNOVA 1000 G7 comes out ahead in wattage, while the SuperNOVA 850 G7 wins on several specs. Overall, the SuperNOVA 1000 G7 scores 82.1 and the SuperNOVA 850 G7 scores 80.3 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (82.1 vs 80.3). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the SuperNOVA 1000 G7 if you care most about wattage. The biggest gaps in its favor are wattage. The single most decisive one: Wattage — 17.65% more. 1000 W vs 850 W.
The SuperNOVA 850 G7 similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable efficiency, modular, atx 3.0 / 12vhpwr, so those specs do not 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 says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: EVGA - SuperNOVA 1000 G7 or EVGA - SuperNOVA 850 G7?
EVGA - SuperNOVA 1000 G7 leads the current Mars Score by 1.8 points.The more useful decision is the trade-off behind that result: compare wattage against the way you will actually use the product.
Choose EVGA - SuperNOVA 1000 G7 if…
EVGA - SuperNOVA 1000 G7 has the measurable edge on wattage w.
Choose EVGA - SuperNOVA 850 G7 if…
EVGA - SuperNOVA 850 G7 does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why EVGA - SuperNOVA 1000 G7 wins
- ▲Wattage — 17.65% more. 1000 W vs 850 W.
Why EVGA - SuperNOVA 850 G7 wins
- No decisive advantages.
Spec comparison
Spec
| Spec | EVGA - SuperNOVA 1000 G7 | EVGA - SuperNOVA 850 G7 |
|---|---|---|
| Wattage | 1000 Wlead | 850 W |
| Efficiency | 80+ Gold | 80+ Gold |
| Form factor | ATX | ATX |
Features
| Spec | EVGA - SuperNOVA 1000 G7 | EVGA - SuperNOVA 850 G7 |
|---|---|---|
| Modular | full | full |
| ATX 3.0 / 12VHPWR | false | false |
| Warranty | 10 yrs | 10 yrs |