PSU Tier List (2006–2026)
ATX / SFX power supplies ranked by wattage and 80 PLUS efficiency class. Ranked by TweakGearPro's relative performance index (0–100).
| Rank | Part | Year | Brand | Architecture | Key spec | Tier |
|---|---|---|---|---|---|---|
| 1 | Thermaltake Toughpower GF3 1350W | 2022 | Thermaltake | ATX 3.0 | — | 95 Enthusiast flagship |
| 2 | Corsair HX1200 | 2017 | Corsair | ATX | — | 90 Enthusiast flagship |
| 3 | EVGA SuperNOVA 1300 G2 | 2014 | EVGA | ATX | — | 89 High-end |
| 4 | Seasonic PRIME TX-1000 | 2017 | Seasonic | ATX | — | 88 High-end |
| 5 | ASUS ROG Thor 1000P | 2019 | ASUS | ATX | — | 86 High-end |
| 6 | Super Flower LEADEX V Platinum 1000W | 2022 | Super Flower | ATX | — | 85 High-end |
| 7 | be quiet! Dark Power 13 1000W | 2023 | be quiet! | ATX | — | 84 High-end |
| 8 | NZXT C1000 | 2024 | NZXT | ATX 3.1 | — | 83 High-end |
| 9 | Corsair RM1000x | 2021 | Corsair | ATX | — | 80 High-end |
| 10 | Corsair RM850x | 2021 | Corsair | ATX | — | 72 Upper mainstream |
| 11 | be quiet! Straight Power 11 850W | 2019 | be quiet! | ATX | — | 72 Upper mainstream |
| 12 | EVGA SuperNOVA 850 G6 | 2021 | EVGA | ATX | — | 71 Upper mainstream |
| 13 | FSP Hydro G 850W | 2020 | FSP | ATX | — | 69 Upper mainstream |
| 14 | Seasonic FOCUS GX-750 | 2019 | Seasonic | ATX | — | 64 Upper mainstream |
| 15 | Corsair SF750 | 2018 | Corsair | SFX | — | 62 Upper mainstream |
Methodology
- Specs: vendor datasheets and the TechPowerUp database, retrieved 2026-08-21.
- Tier = TweakGearPro relative performance index (0–100), an estimate from public benchmarks; real performance varies by workload, drivers and cooling.