The 80 Plus certification measures power supply efficiency. Higher ratings mean less wasted electricity — critical at data center scale.
Efficiency Levels
| Rating | Efficiency at 50% Load | Annual Waste (per 750W PSU) |
|---|---|---|
| Bronze | 85% | ~986 kWh |
| Silver | 88% | ~750 kWh |
| Gold | 90% | ~584 kWh |
| Platinum | 92% | ~457 kWh |
| Titanium | 94% | ~332 kWh |
Enterprise servers typically ship with Platinum or Titanium. 750W PSU cross-reference | Find PSUs for your server