Cooler Master GX III 850W ATX v3.0 PSU Review

Load Regulation

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 5.276A 1.976A 1.963A 0.983A 85.006 90.128% 0 <6.0 43.85C 0.978
12.019V 5.063V 3.363V 5.086V 94.361 39.70C 114.85V
20% 11.576A 2.97A 2.954A 1.184A 169.952 92.352% 0 <6.0 45.28C 0.992
12.012V 5.052V 3.351V 5.068V 184.009 40.74C 114.82V
30% 18.234A 3.471A 3.457A 1.386A 254.96 92.593% 0 <6.0 46.05C 0.995
12.005V 5.043V 3.342V 5.051V 275.365 41.03C 114.79V
40% 24.907A 3.974A 3.962A 1.59A 340.053 92.227% 0 <6.0 47.23C 0.996
11.999V 5.034V 3.332V 5.033V 368.458 41.54C 114.69V
50% 31.225A 4.98A 4.972A 1.795A 424.933 91.354% 827 26.2 42.10C 0.997
11.991V 5.022V 3.319V 5.015V 465.143 48.55C 114.73V
60% 37.526A 5.991A 5.989A 2A 509.448 90.527% 916 29.0 42.90C 0.997
11.982V 5.009V 3.306V 4.996V 562.709 49.48C 114.7V
70% 43.900A 7.007A 7.015A 2.21A 594.749 89.558% 1088 33.2 43.01C 0.997
11.974V 4.996V 3.293V 4.977V 664.071 50.08C 114.66V
80% 50.287A 8.002A 8.048A 2.318A 679.463 88.5% 1325 37.8 43.60C 0.998
11.965V 4.984V 3.28V 4.962V 767.758 51.68C 114.63V
90% 57.076A 8.546A 8.566A 2.425A 764.977 87.394% 1593 42.1 44.42C 0.998
11.957V 4.973V 3.269V 4.949V 875.321 53.49C 114.59V
100% 63.610A 9.069A 9.119A 3.056A 849.803 86.082% 1842 45.2 45.28C 0.998
11.949V 4.962V 3.257V 4.909V 987.219 55.32C 114.56V
110% 70.018A 10.103A 10.266A 3.062A 934.38 84.663% 1843 45.2 46.71C 0.998
11.942V 4.949V 3.243V 4.9V 1103.61 57.62C 114.51V
CL1 0.117A 14.399A 14.361A 0A 121.302 83.984% 0 <6.0 45.48C 0.988
12.006V 5.014V 3.321V 5.12V 144.454 40.01C 114.83V
CL2 0.115A 19.918A 0A 0A 101.377 82.452% 0 <6.0 48.14C 0.984
12.018V 5.02V 3.355V 5.129V 122.967 41.08C 114.83V
CL3 0.115A 0A 19.835A 0A 67.385 78.194% 0 <6.0 49.27C 0.976
12.016V 5.058V 3.327V 5.126V 86.224 40.18C 114.84V
CL4 71.010A 0A 0A 0A 849.58 86.972% 1827 45.1 45.10C 0.998
11.965V 5.002V 3.291V 5.071V 976.858 56.05C 114.56V

Load regulation is within 1% at 12V but loose on the minor rails.

Ripple Suppression

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 20.4 mV 6.7 mV 8.8 mV 5.1 mV Pass
20% Load 16.7 mV 5.7 mV 7.8 mV 5.1 mV Pass
30% Load 20.1 mV 6.1 mV 9.2 mV 4.9 mV Pass
40% Load 19.1 mV 6.1 mV 13.4 mV 5.2 mV Pass
50% Load 20.8 mV 6.6 mV 15.8 mV 5.7 mV Pass
60% Load 23.4 mV 7.0 mV 13.6 mV 6.7 mV Pass
70% Load 25.2 mV 7.6 mV 9.3 mV 7.4 mV Pass
80% Load 27.7 mV 8.6 mV 11.6 mV 8.3 mV Pass
90% Load 37.0 mV 10.5 mV 11.5 mV 9.1 mV Pass
100% Load 42.7 mV 12.0 mV 14.2 mV 16.2 mV Pass
110% Load 47.4 mV 13.0 mV 15.3 mV 17.2 mV Pass
Crossload 1 23.6 mV 9.5 mV 12.7 mV 18.8 mV Pass
Crossload 2 21.2 mV 12.7 mV 8.8 mV 16.8 mV Pass
Crossload 3 22.4 mV 6.8 mV 12.7 mV 13.9 mV Pass
Crossload 4 32.7 mV 9.7 mV 12.0 mV 12.1 mV Pass

Ripple suppression is decent on the minor rails but not competitive at 12V.

Pages ( 4 of 11 ): « Previous123 4 567891011Next »

Related Posts

Leave a Reply

Your email address will not be published. Required fields are marked *

Please consider turning off your adblocker to support our work! We work night and day to offer quality content, and ads help us continue our work! Thank you! The Hardware Busters Team