Corsair
Corsair RM1000x Shift
1000 W · 80+ Gold · ATX 3.1
92
/ 100
From $229
VS
Corsair
Corsair HX1000i
1000 W · Platinum
92
/ 100
From $279
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Corsair RM1000x Shift lands at 92 and Corsair HX1000i at 92. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Corsair RM1000x Shift if…
- ✓ATX 3.1 + 12V-2x6
- ✓Side-mounted cables
- ✓Quiet zero-RPM
Pick Corsair HX1000i if…
- ✓Modular cabling on most
- ✓ATX 3.1 / 12V-2x6 support
- ✓10-year warranty on many
Score breakdown
Corsair RM1000x Shift
92 efficiency 90
noise 94
cables 96
value 88
Corsair HX1000i
92 efficiency 92
noise 86
cables 86
value 84
Specs side-by-side
Spec
Corsair RM1000x Shift
Corsair HX1000i
Wattage
1000 W
1000 W
Efficiency
80+ Gold
Platinum
Standard
ATX 3.1
—
Connectors
1× 12V-2x6 (600W)
—
Fan
135 mm FDB
—
Corsair RM1000x Shift
Pros
- +ATX 3.1 + 12V-2x6
- +Side-mounted cables
- +Quiet zero-RPM
Cons
- −Bulky side depth
- −Price creep
- −Gold not Platinum
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: Corsair RM1000x Shift vs Corsair HX1000i
Which is better, Corsair RM1000x Shift or Corsair HX1000i? +
Both score 92 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Corsair RM1000x Shift worth the price? +
At $229, Corsair RM1000x Shift delivers a Specdex score of 92 — strongest in cables.
Is Corsair HX1000i worth the price? +
At $279, Corsair HX1000i delivers a Specdex score of 92 — strongest in efficiency.
Does Corsair RM1000x Shift 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.