SilverStone Extreme 1000Rz Platinum 1000W SFX12V V4.1 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%	6.417A	1.995A	2A	0.986A	100.022	86.624%	0	<6.0	45.19°C	0.982
10%	12.220V	5.013V	3.301V	5.073V	115.48	86.624%	0	<6.0	40.42°C	114.95V
20%	13.857A	2.993A	3.001A	1.185A	199.982	90.393%	0	<6.0	44.98°C	0.992
20%	12.202V	5.013V	3.299V	5.063V	221.24	90.393%	0	<6.0	40.64°C	114.93V
30%	21.672A	3.494A	3.504A	1.385A	300.038	91.604%	0	<6.0	41.24°C	0.995
30%	12.181V	5.011V	3.297V	5.054V	327.59	91.604%	0	<6.0	58.19°C	114.9V
40%	29.495A	3.995A	4.011A	1.586A	399.856	92.132%	1099	13.8	41.69°C	0.996
40%	12.159V	5.008V	3.291V	5.044V	434.135	92.132%	1099	13.8	60.66°C	114.87V
50%	36.987A	4.995A	5.016A	1.788A	499.554	92.07%	1108	14.2	42.21°C	0.997
50%	12.140V	5.007V	3.29V	5.034V	542.595	92.07%	1108	14.2	63.66°C	114.85V
60%	44.571A	6.005A	6.022A	1.991A	600.1	91.857%	1112	14.3	42.73°C	0.998
60%	12.122V	4.997V	3.289V	5.023V	653.334	91.857%	1112	14.3	68.24°C	114.82V
70%	52.099A	7.02A	7.035A	2.195A	699.837	91.014%	1465	24.4	43.19°C	0.997
70%	12.106V	4.988V	3.284V	5.012V	768.977	91.014%	1465	24.4	74°C	114.79V
80%	59.734A	8.037A	8.053A	2.299A	799.877	90.469%	1828	31.6	43.79°C	0.998
80%	12.086V	4.978V	3.278V	5.003V	884.162	90.469%	1828	31.6	75.36°C	114.76V
90%	67.738A	8.551A	8.554A	2.403A	899.675	89.87%	2377	39.8	44.7°C	0.997
90%	12.064V	4.971V	3.273V	4.994V	1001.058	89.87%	2377	39.8	75.96°C	114.74V
100%	75.567A	9.067A	9.086A	3.015A	999.71	89.251%	2764	44.9	45.13°C	0.998
100%	12.043V	4.964V	3.269V	4.977V	1120.173	89.251%	2764	44.9	76.73°C	114.72V
110%	83.360A	10.088A	10.201A	3.02A	1100.327	88.514%	3035	47.0	46.1°C	0.997
110%	12.021V	4.957V	3.264V	4.968V	1243.153	88.514%	3035	47.0	78.66°C	114.69V
CL1	0.115A	12.056A	12.011A	0A	101.318	81.043%	0	<6.0	56.36°C	0.982
CL1	12.242V	4.994V	3.305V	5.075V	125.023	81.043%	0	<6.0	41.17°C	114.94V
CL2	0.114A	20.177A	0A	0A	101.406	78.559%	0	<6.0	57.61°C	0.983
CL2	12.251V	4.956V	3.296V	5.078V	129.102	78.559%	0	<6.0	41.21°C	114.94V
CL3	0.114A	0A	20.084A	0A	67.397	73.389%	0	<6.0	58.37°C	0.971
CL3	12.241V	5.002V	3.286V	5.077V	91.837	73.389%	0	<6.0	40°C	114.95V
CL4	83.034A	0A	0A	0A	1000.149	89.823%	2748	44.6	45°C	0.997
CL4	12.045V	4.968V	3.26V	5.032V	1113.471	89.823%	2748	44.6	75.64°C	114.73V

Load regulation is loose at 12V, the most important rail, and tight enough on the minor rails.

Test	12V	5V	3.3V	5VSB	DC/AC (Watts)	Efficiency	Fan Speed (RPM)	PSU Noise (dB[A])	Temps (In/Out)	PF/AC Volts
20W	1.216A	0.499A	0.5A	0.196A	20.009	64.19%	0	<6.0	38.76°C	0.864
20W	12.223V	5.011V	3.3V	5.09V	31.172	64.19%	0	<6.0	36.38°C	114.96V
40W	2.674A	0.698A	0.7A	0.295A	40.006	76.53%	0	<6.0	40.42°C	0.931
40W	12.223V	5.012V	3.3V	5.089V	52.271	76.53%	0	<6.0	37.39°C	114.96V
60W	4.134A	0.898A	0.9A	0.393A	60.005	82.088%	0	<6.0	42.74°C	0.961
60W	12.222V	5.012V	3.3V	5.086V	73.092	82.088%	0	<6.0	38.72°C	114.96V
80W	5.593A	1.098A	1.1A	0.492A	79.971	84.73%	0	<6.0	44.7°C	0.972
80W	12.220V	5.012V	3.3V	5.083V	94.42	84.73%	0	<6.0	39.82°C	114.96V

A glance at the light loads table is always useful, as the PSU will typically operate at light loads.

Ripple Suppression

Test	12V	5V	3.3V	5VSB	Pass/Fail
10% Load	10.3 mV	6.7 mV	3.8 mV	6.3 mV	Pass
20% Load	15.1 mV	6.8 mV	4.0 mV	6.9 mV	Pass
30% Load	19.0 mV	7.2 mV	6.7 mV	7.3 mV	Pass
40% Load	20.3 mV	8.2 mV	7.8 mV	7.6 mV	Pass
50% Load	22.4 mV	8.7 mV	9.4 mV	8.2 mV	Pass
60% Load	24.3 mV	9.9 mV	9.6 mV	8.3 mV	Pass
70% Load	23.2 mV	9.6 mV	9.2 mV	9.2 mV	Pass
80% Load	23.7 mV	10.8 mV	11.0 mV	10.1 mV	Pass
90% Load	23.1 mV	11.3 mV	12.4 mV	11.2 mV	Pass
100% Load	36.0 mV	12.0 mV	10.3 mV	13.6 mV	Pass
110% Load	36.2 mV	12.6 mV	11.2 mV	13.7 mV	Pass
Crossload 1	16.0 mV	9.1 mV	6.6 mV	17.7 mV	Pass
Crossload 2	10.5 mV	7.9 mV	4.0 mV	17.5 mV	Pass
Crossload 3	10.5 mV	8.8 mV	7.1 mV	17.5 mV	Pass
Crossload 4	35.9 mV	11.4 mV	7.4 mV	25.0 mV	Pass