New 80 Plus Ruby PSU efficiency rating exceeds Titanium standard, coming to data centers
Published on: 2025-06-18 16:26:00
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In brief: New, higher energy efficiency ratings have gradually emerged for top-tier power supply units (PSUs) over the years, and new workloads have encouraged standards to continue increasing. In response to the growing pressure from cloud computing, artificial intelligence, and other data-intensive applications, ClearResult has introduced its latest benchmark.
ClearResult recently introduced 80 Plus Ruby, a new energy efficiency rating for PSUs that surpasses the current highest tier, Titanium. Initially, Ruby-rated PSUs will be used in data centers, though it's unclear when they will be available for consumer PCs
These Ruby-rated PSUs could just as well be labeled 90 Plus, as they are required to maintain at least 90% energy efficiency across the entire power delivery system, even under a light 5% load at 230V, 277V, and 480V AC-DC, as well as 380V DC.
This requirement, known as ligh
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