The Corsair RM1000e wins in 3 out of 7 comparable specs. Its biggest advantage is 12VHPWR Connector (100% better).
RM850x wins in 2 specs (Warranty: 43% better).
Recommendation
Choose RM1000e if you want the best overall performance — especially 12vhpwr connector.
Choose RM850x if warranty matters more to you.
| Spec | CorsairRM1000e | CorsairRM850x |
|---|---|---|
| Power | ||
| Wattage | 1000W+18% | 850W |
| Efficiency | 80+ Gold | 80+ Gold |
| ATX Version | ATX 3.0+50% | ATX 2.0 |
| Design | ||
| Modular | Full | Full |
| Fan Size | 120 mm | 140 mm |
| Depth | 150 mm | 160 mm |
| Features | ||
| 12VHPWR Connector |
| Yes+100% |
| No |
| Warranty | 7 | 10+43% |
| Price | ||
| MSRP | $170 | $140−18% |
| Release Date | Mar 2023 | Sep 2021 |
