1st Player NGDP 750W 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%	4.484A	1.979A	1.987A	0.985A	75.009	85.409%	924	21.1	40.26C	0.982
10%	11.908V	5.055V	3.322V	5.08V	87.823	85.409%	924	21.1	44.48C	115.16V
20%	10.004A	2.97A	2.983A	1.186A	149.981	89.29%	978	23.0	40.70C	0.988
20%	11.902V	5.052V	3.319V	5.061V	167.969	89.29%	978	23.0	45.27C	115.14V
30%	15.881A	3.467A	3.484A	1.389A	224.99	90.49%	1012	24.0	41.27C	0.993
30%	11.897V	5.049V	3.316V	5.043V	248.648	90.49%	1012	24.0	46.28C	115.12V
40%	21.769A	3.964A	3.985A	1.593A	300.083	90.709%	1059	25.7	41.68C	0.995
40%	11.892V	5.047V	3.313V	5.024V	330.82	90.709%	1059	25.7	47.24C	115.1V
50%	27.273A	4.958A	4.986A	1.799A	374.7	90.514%	1134	27.7	42.14C	0.996
50%	11.887V	5.044V	3.31V	5.005V	413.97	90.514%	1134	27.7	48.21C	115.08V
60%	32.808A	5.953A	5.99A	2.001A	449.586	90.106%	1217	29.9	42.79C	0.997
60%	11.882V	5.041V	3.306V	4.986V	498.952	90.106%	1217	29.9	49.32C	115.06V
70%	38.348A	6.95A	6.996A	2.216A	524.542	89.504%	1447	34.8	43.25C	0.997
70%	11.876V	5.038V	3.302V	4.965V	586.052	89.504%	1447	34.8	50.31C	115.05V
80%	43.961A	7.947A	8.003A	2.323A	599.749	88.862%	1532	36.4	43.89C	0.997
80%	11.870V	5.034V	3.299V	4.951V	674.921	88.862%	1532	36.4	51.99C	115.01V
90%	49.919A	8.449A	8.496A	2.431A	674.791	88.098%	1624	38.0	44.47C	0.998
90%	11.865V	5.031V	3.295V	4.936V	765.961	88.098%	1624	38.0	53.51C	115V
100%	55.678A	8.95A	9.02A	3.066A	749.999	87.283%	1750	39.7	45.66C	0.998
100%	11.859V	5.028V	3.293V	4.894V	859.281	87.283%	1750	39.7	55.67C	114.98V
110%	61.313A	9.951A	10.126A	3.072A	825.044	86.336%	1847	41.0	46.76C	0.998
110%	11.853V	5.025V	3.288V	4.884V	955.625	86.336%	1847	41.0	57.69C	114.96V
CL1	0.118A	14.35A	14.429A	0A	121.303	82.967%	1526	36.2	40.35C	0.986
CL1	11.903V	5.031V	3.306V	5.108V	146.206	82.967%	1526	36.2	45.84C	115.14V
CL2	0.118A	19.9A	0A	0A	101.4	82.096%	1237	30.3	40.61C	0.982
CL2	11.908V	5.025V	3.324V	5.121V	123.514	82.096%	1237	30.3	47.71C	115.15V
CL3	0.117A	0A	19.987A	0A	67.391	76.468%	1437	34.4	40.22C	0.982
CL3	11.905V	5.057V	3.302V	5.116V	88.129	76.468%	1437	34.4	49.31C	115.16V
CL4	63.202A	0A	0A	0A	749.719	88.133%	1534	36.4	45.79C	0.998
CL4	11.862V	5.047V	3.305V	5.072V	850.669	88.133%	1534	36.4	56.74C	114.98V

Load regulation is tight at 12V and tight enough at 5V. It should be within 1% at 3.3V, while the 5VSB rail has loose load regulation, but it doesn’t really matter on this rail from the moment it is above the limit that the ATX spec sets.

Ripple Suppression

Test	12V	5V	3.3V	5VSB	Pass/Fail
10% Load	13.3 mV	7.7 mV	7.2 mV	7.4 mV	Pass
20% Load	13.6 mV	7.6 mV	7.5 mV	7.8 mV	Pass
30% Load	13.1 mV	6.8 mV	7.3 mV	7.6 mV	Pass
40% Load	14.1 mV	8.3 mV	7.9 mV	8.5 mV	Pass
50% Load	14.4 mV	8.8 mV	8.7 mV	9.4 mV	Pass
60% Load	14.6 mV	10.6 mV	9.0 mV	9.4 mV	Pass
70% Load	14.8 mV	10.0 mV	8.9 mV	9.8 mV	Pass
80% Load	15.8 mV	10.0 mV	12.0 mV	10.5 mV	Pass
90% Load	15.1 mV	9.6 mV	10.9 mV	10.0 mV	Pass
100% Load	27.7 mV	12.4 mV	14.9 mV	15.0 mV	Pass
110% Load	28.3 mV	11.8 mV	13.8 mV	15.4 mV	Pass
Crossload 1	19.3 mV	12.2 mV	14.4 mV	22.6 mV	Pass
Crossload 2	13.2 mV	8.3 mV	8.6 mV	19.2 mV	Pass
Crossload 3	12.6 mV	9.6 mV	12.0 mV	18.5 mV	Pass
Crossload 4	27.4 mV	8.5 mV	7.9 mV	24.9 mV	Pass