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Switching Power Supplies A to Z
Switching Power Supplies A to Z, by Sanjaya Maniktala (Newnes), starting at $94.20
Home » Power
Nexus RX-8500 850 W Power Supply Review
Author: Gabriel Torres
Type: Reviews Last Updated: November 25, 2009
Page: 8 of 10
Real-time pricing for XFX P1-750B-NLG9.
XFX P1750BNLG9 Pro Series XXX Edition ATX Semi-Modular Power Supply 750W 80 Plus Silver 135mm Fan Active PFC
TigerDirect: $129.99 Newegg: $129.99
CompUSA: $129.99

Overload Tests
Hardware Secrets Silver Award

The maximum we could pull without the power supply shutting down can be seen in the table below. Under this configuration, however, the power supply burned after working for around 2 minutes. After inspecting the power supply we saw that one of the +12 V rectifiers was the component that gave up.

Input

Maximum

+12V1

31 A (372 W)

+12V2

31 A (372 W)

+5V

20 A (100 W)

+3.3 V

20 A (66 W)

+5VSB

3 A (15 W)

-12 V

0.5 A (6 W)

Total

958.2 W

% Max Load

112.7%

Room Temp.

45.6º C

PSU Temp.

52.0º C

AC Power

1,240 W

Efficiency

77.3%

« Previous |  Page 8 of 10  | Next »
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