BFG ES-800 800W Power Supply Review 7

BFG ES-800 800W Power Supply Review

Efficiency & Fan Noise »

Performance



Even though the unit is UL certified, the UL certification number is nowhere to be found. According to some print on the PCB, the unit is designed by Andyson International Co. Ltd..

BFG Tech ES-800 800 Watt, BFGR800WESPSU
AC Input100V-240V, 5-10A max., 50-60 Hz
DC Voltage+3.3V+5V+12V1+12V2+12V3+12V4+5VSB
Max. Output 30A30A22A22A36A36A3.0A
170W780W20W
800W


Tested on: AMD Athlon64 FX-62 @ 2800 MHz, ABIT AT8, 2x 512 MB DDR400, WD Raptor 36 GB, Radeon X1900 XTX + Radeon X1900 XTX Crossfire


The ripple voltage is excellent with only 10.4 mV from peak to peak.

Standard deviation 3.3V7.71
Standard deviation 5V4.18
Standard deviation 12V7.61
Power Factor0.99
Ripple Voltage 12V10.4 mV
Power Efficiency84.9% (353W:416W)

For easier comparison between power supplies we put the (normalized) line regulation standard deviation into graphs.



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.
So the smaller the standard deviation is, the better the line regulation.
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Jul 24th, 2024 07:22 EDT change timezone

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