Between the HX1500i (2023) and SuperNOVA 1000 G7, the HX1500i (2023) comes out ahead in wattage / atx 3.0 / 12vhpwr, while the SuperNOVA 1000 G7 wins on several specs. Overall, the HX1500i (2023) scores 90.7 and the SuperNOVA 1000 G7 scores 68.3 on our Mars Score.
Which should you buy?
The HX1500i (2023) is the clear pick on raw spec strength, leading by 22.4 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the HX1500i (2023) if you care most about wattage / atx 3.0 / 12vhpwr. The biggest gaps in its favor are wattage, atx 3.0 / 12vhpwr, efficiency.
The SuperNOVA 1000 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 modular, warranty, so those specs do not separate the two — focus on the differences below.
Bottom line: the HX1500i (2023) is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Corsair - HX1500i (2023) wins
- ▲Wattage — 50.00% more. 1500 W vs 1000 W.
- ▲Has ATX 3.0 / 12VHPWR.
- ▲Efficiency: 80+ Platinum (vs 80+ Gold).
Why EVGA - SuperNOVA 1000 G7 wins
- No decisive advantages.
Spec comparison
Spec
| Spec | Corsair - HX1500i (2023) | EVGA - SuperNOVA 1000 G7 |
|---|---|---|
| Wattage | 1500 Wlead | 1000 W |
| Efficiency | 80+ Platinumlead | 80+ Gold |
| Form factor | ATX | ATX |
Features
| Spec | Corsair - HX1500i (2023) | EVGA - SuperNOVA 1000 G7 |
|---|---|---|
| Modular | full | full |
| ATX 3.0 / 12VHPWR | truelead | false |
| Warranty | 10 yrs | 10 yrs |
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.