Deepcool PQ1200G ATX v3.1 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% 8.089A 1.981A 1.973A 1.005A 119.997 83.724% 406 <6.0 40.18C 0.983
12.164V 5.05V 3.346V 4.977V 143.322 44.44C 114.83V
20% 17.192A 2.974A 2.963A 1.21A 239.961 89.402% 408 <6.0 40.91C 0.99
12.160V 5.045V 3.342V 4.96V 268.409 45.49C 114.79V
30% 26.623A 3.472A 3.461A 1.417A 359.237 90.594% 408 <6.0 41.25C 0.983
12.139V 5.041V 3.338V 4.942V 396.539 46.30C 114.76V
40% 36.165A 3.972A 3.959A 1.615A 479.623 90.648% 409 <6.0 41.74C 0.986
12.123V 5.037V 3.334V 4.953V 529.102 47.27C 114.71V
50% 45.343A 4.97A 4.956A 1.823A 599.352 90.217% 409 <6.0 42.29C 0.989
12.104V 5.032V 3.33V 4.937V 664.347 48.31C 114.67V
60% 54.616A 5.97A 5.955A 2A 719.721 89.498% 776 17.4 42.89C 0.991
12.085V 5.027V 3.325V 4.921V 804.178 49.45C 114.62V
70% 63.859A 6.971A 6.958A 2.244A 839.588 88.715% 1165 30.5 43.19C 0.992
12.065V 5.022V 3.32V 4.902V 946.387 50.20C 114.58V
80% 73.198A 7.971A 7.962A 2.353A 959.548 87.848% 1567 40.5 43.83C 0.993
12.045V 5.018V 3.315V 4.889V 1092.29 51.98C 114.54V
90% 82.880A 8.475A 8.455A 2.461A 1079.31 86.863% 1987 48.6 44.57C 0.994
12.027V 5.014V 3.311V 4.876V 1242.547 53.61C 114.49V
100% 92.332A 8.981A 8.98A 3.1A 1199.35 85.799% 2216 49.4 45.98C 0.994
12.018V 5.011V 3.307V 4.839V 1397.855 56.15C 114.44V
110% 101.695A 9.99A 10.084A 3.107A 1319.957 84.562% 2219 49.4 46.95C 0.995
12.013V 5.005V 3.302V 4.829V 1560.943 57.89C 114.39V
CL1 0.114A 14.393A 14.316A 0A 121.298 78.052% 412 <6.0 41.66C 0.986
12.167V 5.016V 3.332V 5.008V 155.41 53.65C 114.83V
CL2 0.114A 21.993A 0A 0A 111.317 75.405% 411 <6.0 41.02C 0.985
12.176V 4.998V 3.346V 5.015V 147.623 51.94C 114.83V
CL3 0.114A 0A 21.826A 0A 73.982 71.227% 410 <6.0 41.13C 0.975
12.174V 5.029V 3.326V 5.012V 103.866 52.68C 114.84V
CL4 99.768A 0A 0A 0A 1199.907 86.387% 2215 49.4 45.78C 0.994
12.027V 5.027V 3.319V 4.98V 1389.008 58.03C 114.45V

Load regulation is tight at 12V and 5V, but loose at 3.3V and 5VSB.

Ripple Suppression

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 17.7 mV 16.7 mV 18.1 mV 19.9 mV Pass
20% Load 18.1 mV 17.4 mV 18.8 mV 21.0 mV Pass
30% Load 19.2 mV 17.9 mV 19.0 mV 21.0 mV Pass
40% Load 17.9 mV 18.2 mV 19.3 mV 21.6 mV Pass
50% Load 19.0 mV 18.6 mV 19.5 mV 21.6 mV Pass
60% Load 19.7 mV 18.2 mV 20.3 mV 21.8 mV Pass
70% Load 23.1 mV 21.6 mV 21.4 mV 23.6 mV Pass
80% Load 22.4 mV 21.0 mV 21.8 mV 23.2 mV Pass
90% Load 23.9 mV 20.7 mV 23.3 mV 23.4 mV Pass
100% Load 35.3 mV 23.5 mV 24.5 mV 26.4 mV Pass
110% Load 38.0 mV 26.3 mV 25.3 mV 27.3 mV Pass
Crossload 1 27.0 mV 23.1 mV 24.5 mV 36.7 mV Pass
Crossload 2 17.6 mV 18.1 mV 21.3 mV 35.2 mV Pass
Crossload 3 19.4 mV 15.9 mV 19.2 mV 35.6 mV Pass
Crossload 4 34.1 mV 21.4 mV 21.8 mV 39.7 mV Pass

Ripple suppression is decent but not competitive. This applies to all rails.

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