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Cooler Master RealPower 550W Review
Fan Noise, Value & Conclusion »Performance
| Cooler Master RealPower 550W | |||||||
|---|---|---|---|---|---|---|---|
| AC Input | 115V / 230V 10A, 50-60 Hz | ||||||
| DC Voltage | +3.3V | +5V | +12V1 | +12V2 | +12V3 | -12V | +5VSB |
| Max. Output | 30A | 30A | 18A | 20A | 10A | 1A | 2A |
| 191 W | 360 W | 12 W | 10 W | ||||
Tested on: P4 3.0F @ 4.0 GHz, 1.45V. ABIT Fatal1ty AA8XE, 1GB OCZ PC2-5400 EB, Radeon X850 XT, Maxtor DiamondMax 10 SATA.
Above image shows the Ripple Voltage measurement (5 mV per vertical division, 0.1uS per horizontal division). 13mV from peak to bottom is a good result. Ripple Voltage was measured at idle.
| Standard deviation 12V | 81.852 mV |
|---|---|
| Standard deviation 5V | 11.203 mV |
| Standard deviation 3.3V | 6.479 mV |
| Power Factor | 0.94 |
| Ripple Voltage 12V | 13 mV |
| Power Efficiency | 76% (320W:418W) |
Standard deviation is a statistical term, which tells how far away from the average the measurements are. In other words it's the average of the average.
A large standard deviation indicates that the data points are far from the average and a small standard deviation indicates that they are close within the average.
Jul 17th, 2024 08:11 EDT
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