Seasonic
Seasonic Vertex GX-1000
1000 W · Gold
90
/ 100
From $199
VS
Corsair HX1000i wins by 2
Corsair
Corsair HX1000i
1000 W · Platinum
92
/ 100
From $279
Specdex verdict
Corsair HX1000i takes it — here’s why.
In our weighted Specdex score, Seasonic Vertex GX-1000 lands at 90 and Corsair HX1000i at 92. That puts Corsair HX1000i ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Seasonic Vertex GX-1000 if…
- ✓Modular cabling on most
- ✓ATX 3.1 / 12V-2x6 support
- ✓10-year warranty on many
Pick Corsair HX1000i if…
- ✓Modular cabling on most
- ✓ATX 3.1 / 12V-2x6 support
- ✓10-year warranty on many
Seasonic Vertex GX-1000 90
vs 92 Corsair HX1000i
Score breakdown
Seasonic Vertex GX-1000
90 efficiency 90
noise 86
cables 86
value 84
Corsair HX1000i
92 efficiency 92
noise 86
cables 86
value 84
Specs side-by-side
| Spec | Seasonic Vertex GX-1000 | Corsair HX1000i |
|---|---|---|
| Wattage | 1000 W | 1000 W |
| Efficiency | Gold | Platinum |
Seasonic Vertex GX-1000
Pros
- +Modular cabling on most
- +ATX 3.1 / 12V-2x6 support
- +10-year warranty on many
Cons
- −Bulky on higher wattages
- −Fan noise varies by load
- −Cable length may not fit some cases
Corsair HX1000i
Pros
- +Modular cabling on most
- +ATX 3.1 / 12V-2x6 support
- +10-year warranty on many
Cons
- −Bulky on higher wattages
- −Fan noise varies by load
- −Cable length may not fit some cases
FAQ: Seasonic Vertex GX-1000 vs Corsair HX1000i
Which is better, Seasonic Vertex GX-1000 or Corsair HX1000i? +
Corsair HX1000i scores 92 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is Seasonic Vertex GX-1000 worth the price? +
At $199, Seasonic Vertex GX-1000 delivers a Specdex score of 90 — strongest in efficiency.
Is Corsair HX1000i worth the price? +
At $279, Corsair HX1000i delivers a Specdex score of 92 — strongest in efficiency.
Does Seasonic Vertex GX-1000 or Corsair HX1000i last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.