Corsair RM1000x vs EVGA Supernova 1000 P6: Which Should You Actually Buy?
Head-to-head: Corsair RM1000x vs EVGA Supernova 1000 P6. Side-by-side specs, real-world performance, price-to-performance and a clear buy recommend...
Corsair RM1000x vs EVGA Supernova 1000 P6: Which Should You Actually Buy?
A head-to-head comparison of the Corsair RM1000x and the EVGA Supernova 1000 P6. 1000 W 80+ Gold. Last updated 2026-04-22.
Corsair RM1000x vs EVGA Supernova 1000 P6: the short version
Two strong options in the same power supply class, aimed at different buyers. Below is a clean side-by-side, the real performance gap, and a no-nonsense recommendation so you stop second-guessing and buy the one that fits your build and budget.
Side-by-side specs
| Spec | Corsair RM1000x | EVGA Supernova 1000 P6 | | --- | --- | --- | | Vendor | Corsair | EVGA | | Tier | ultra | ultra | | Released | 2021 | 2022 | | Wattage | 1000 W | 1000 W | | Efficiency | 80+ Gold | 80+ Platinum | | Form factor | ATX | ATX |
Head-to-head: who wins what
- Performance: Corsair RM1000x and EVGA Supernova 1000 P6 trade blows by workload. Corsair RM1000x has the edge where its stronger 1000 W 80+ Gold matters; EVGA Supernova 1000 P6 wins the rest.
- Efficiency: See the spec table for board power and plan your PSU accordingly.
- Value: Same-class rivals shift price constantly — check current street pricing and let the cheaper one at your target resolution decide value.
- Our pick: Buy Corsair RM1000x if you want the outright ceiling and can cool/power it. Buy EVGA Supernova 1000 P6 if you want lower power, lower cost, or a feature the other lacks. (Plan for ~0 W board power plus the rest of the system.)
Confirm headroom before you commit
A limit you cannot see will eat your gains. Run the Power Supply Calculator to confirm the pair fits your build before you buy either.