CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
ASRock Steel Legend SL-650G
Serial Number
Lab IDAR65002673
  • Report: 24PS2673A
  • Receipt Date: Nov 22, 2024
  • Test Date: Dec 6, 2024
  • Report Date: Dec 9, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandASRock
Manufacturer (OEM)HEC
SeriesSteel Legend
Model NumberSL-650G
Serial Number
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)5-9
Rated Frequency (Hz)50-60
Rated Power (W)650
TypeATX12V
Cooling135mm Fluid Dynamic Bearing Fan (RL4ZS1352512HH)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202054.230.3
Watts120650153.6
Total Max. Power (W)650

Test Equipment

Electronic Loads

Chroma 63601-5 x2
Chroma 63600-2
63640-80-80 x10
63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P
Power Analyzers RS HMC8015, N4L PPA1530, N4L PPA5530
Oscilloscopes Picoscope 4444, Rigol DS7014, Siglent SDS2104X PLUS
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Temperature Logger Picoscope TC-08
Tachometer UNI-T UT372
Multimeters Keysight 34465A, Keithley 2015 - THD
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Isolation Transformer 4kVA
Testing Methodology Cybenetics PSU Test Protocol

Cables and Connectors

Modular Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 20+4 pin (600mm) 1 1 18AWG No
4+4 pin EPS12V (645mm+145mm) 1 2 18AWG No
6+2 pin PCIe (595mm) 2 2 18AWG No
SATA (450mm+120mm+120mm) 2 6 18AWG No
4-pin Molex (440mm+110mm+110mm) 1 3 18AWG No

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓
ALPM (Alternative Low Power Mode) compatible✓
ATX v3.1 PSU Power Excursion✓

Performance Summary

Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)89.831%
Average Noise Output (>1450 Load Combinations)17.28dBA
Average PF (>1450 Load Combinations)0.984
Efficiency With 10W (≤500W) or 2% (>500W) Load69.499%
Standby Power Consumption0.0391W
12V Ripple (Full Load)41.76mV
5V Ripple (Full Load)20.21mV
3.3V Ripple (Full Load)21.19mV
5VSB Ripple (Full Load)30.88mV
12V Load Regulation0.52%
5V Load Regulation0.55%
3.3V Load Regulation0.69%
5VSB Load Regulation2.39%
Inrush Current30.090A
Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)92.020%
Average Noise Output (>1450 Load Combinations)17.45dBA
Average PF (>1450 Load Combinations)0.958
Efficiency With 10W (≤500W) or 2% (>500W) Load72.249%
Standby Power Consumption0.0966W
12V Ripple (Full Load)41.41mV
5V Ripple (Full Load)18.72mV
3.3V Ripple (Full Load)21.24mV
5VSB Ripple (Full Load)24.74mV
12V Load Regulation0.53%
5V Load Regulation0.53%
3.3V Load Regulation0.69%
5VSB Load Regulation2.39%
Inrush Current112.500A
12V Transient Response (200%)11.68V
5V Transient Response (200%)5.053V
3.3V Transient Response (200%)3.268V
5VSB Transient Response (200%)5.040V
Hold-Up Time & Power Ok Signal15.80ms
AC Loss to PWR_OK Hold Up Time13.30ms
PWR_OK Inactive to DC Loss Delay2.50ms
PSU Timings: T1 (20% / 100%)53.0ms52.0ms
PSU Timings: T3 (20% / 100%)123.0ms123.0ms
12V OCP (27.1°C / 42.6°C)68.40A (126.20%), 12.015V68.20A (125.83%), 12.026V
5V OCP (27.1°C / 42.6°C)28.7A (143.50%), 5.066V27.6A (138.00%), 5.067V
3.3V OCP (27.1°C / 42.6°C)28.5A (142.50%), 3.317V27.7A (138.50%), 3.32V
5VSB OCP (27.1°C / 42.6°C)4.1A (136.67%), 5.07V4A (133.33%), 5.076V
OPP (28.13°C / 42.62°C)140.41%138.31%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)15.8
AC Loss to PWR_OK Hold Up Time (ms)13.3
PWR_OK Inactive to DC Loss Delay (ms)2.5

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.06 V 115.02 V 113.85 V 115.10 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.01 Hz 60.60 Hz PASS
Mains Voltage CF: 1.417 1.415 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.14 % 0.11 % N/A 0.19 % 2.00 % PASS
Real Power: 0.039 W -0.004 W N/A 0.077 W N/A N/A
Apparent Power: 8.206 W 8.142 W N/A 8.270 W N/A N/A
Power Factor: 0.007 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 231.02 V 230.93 V 227.70 V 231.09 V 232.30 V PASS
Mains Frequency: 50.00 Hz 49.99 Hz 49.50 Hz 50.01 Hz 50.50 Hz PASS
Mains Voltage CF: 1.417 1.416 1.340 1.419 1.490 PASS
Mains Voltage THD: 0.17 % 0.15 % N/A 0.26 % 2.00 % PASS
Real Power: 0.097 W 0.056 W N/A 0.155 W N/A N/A
Apparent Power: 27.910 W 27.687 W N/A 28.105 W N/A N/A
Power Factor: 0.004 N/A N/A N/A N/A N/A

Graphs

Efficiency Graph

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

Noise Graph

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

Indicative Performance

Efficiency under high ambient temperature

INFO

The PSU`s efficiency under high ambient temperatures with 115V and 230V input. For this graph the results of the 10-110% load regulation table are used

5VSB Efficiency

INFO

This graph depicts the efficiency levels of the 5VSB rail with 115V and 230V input

5VSB Efficiency (ERP LOT 3/6 & CEC)

Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.232W 60.054% 0.032
5.148V 0.276W 114.91V
2 0.09A 0.463W 74.763% 0.071
5.147V 0.619W 114.94V
3 0.55A 2.825W 82.366% 0.289
5.137V 3.43W 114.91V
4 1A 5.128W 82.773% 0.364
5.128V 6.195W 114.91V
5 1.5A 7.678W 82.659% 0.419
5.118V 9.289W 114.91V
6 3A 15.264W 80.975% 0.486
5.088V 18.85W 114.9V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.232W 58.995% 0.013
5.147V 0.393W 229.91V
2 0.09A 0.463W 68.653% 0.023
5.146V 0.675W 229.91V
3 0.55A 2.825W 80.842% 0.113
5.137V 3.494W 229.89V
4 1A 5.128W 82.002% 0.186
5.128V 6.254W 229.89V
5 1.5A 7.677W 82.199% 0.224
5.118V 9.34W 229.89V
6 3A 15.263W 82.037% 0.334
5.088V 18.606W 229.88V

Supplementary Tests (For Reference)

Typical Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 3.588A 1.953A 1.975A 0.975A 64.999 87.316% 605 11.3 40.04°C 0.96
12.093V 5.119V 3.342V 5.127V 74.439 40.59°C 114.9V
20% 8.194A 2.931A 2.964A 1.173A 129.93 90.243% 608 10.8 40.54°C 0.978
12.084V 5.117V 3.34V 5.116V 143.98 42.46°C 114.87V
30% 13.152A 3.421A 3.46A 1.371A 194.926 91.26% 611 10.4 41.02°C 0.982
12.079V 5.115V 3.339V 5.107V 213.595 43.75°C 114.85V
40% 18.122A 3.911A 3.956A 1.57A 260.004 91.548% 650 10.2 41.74°C 0.983
12.073V 5.113V 3.337V 5.097V 284.006 45.75°C 114.82V
50% 22.746A 4.892A 4.948A 1.77A 324.997 91.367% 717 13.7 42.41°C 0.985
12.068V 5.111V 3.335V 5.086V 355.704 47.68°C 114.8V
60% 27.319A 5.873A 5.942A 1.971A 389.301 90.932% 789 17.1 42.98°C 0.987
12.061V 5.108V 3.332V 5.075V 428.123 50.27°C 114.77V
70% 31.978A 6.857A 6.938A 2.172A 454.606 90.45% 927 22 43.33°C 0.989
12.055V 5.105V 3.33V 5.064V 502.604 52.97°C 114.75V
80% 36.643A 7.839A 7.934A 2.275A 519.385 89.804% 1300 32.8 43.93°C 0.991
12.048V 5.102V 3.327V 5.055V 578.356 54.64°C 114.73V
90% 41.717A 8.332A 8.42A 2.378A 584.813 89.148% 1568 38.2 44.67°C 0.993
12.041V 5.1V 3.325V 5.047V 656.005 55.9°C 114.7V
100% 46.529A 8.826A 8.937A 2.983A 649.635 88.417% 1800 42.4 45.76°C 0.994
12.034V 5.097V 3.323V 5.028V 734.739 57.71°C 114.68V
110% 51.213A 9.813A 10.028A 2.987A 714.261 87.628% 1800 42.4 46.18°C 0.994
12.027V 5.094V 3.32V 5.021V 815.101 59.81°C 114.65V
CL1 0.114A 14.162A 14.347A 0A 121.279 85.37% 781 16.9 41.76°C 0.979
12.088V 5.097V 3.325V 5.13V 142.061 53.51°C 114.86V
CL2 0.114A 19.614A 0A 0A 101.352 84.563% 724 14.2 41.04°C 0.976
12.096V 5.097V 3.338V 5.139V 119.853 51.12°C 114.87V
CL3 0.114A 0A 19.827A 0A 67.389 80.037% 682 11.6 40.01°C 0.966
12.096V 5.109V 3.329V 5.138V 84.198 48.69°C 114.88V
CL4 53.925A 0A 0A 0A 649.462 89.22% 1786 42 45.05°C 0.993
12.044V 5.11V 3.337V 5.097V 727.937 55.2°C 114.68V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 3.588A 1.953A 1.974A 0.975A 64.999 88.984% 608 10.8 40.01°C 0.847
12.094V 5.119V 3.343V 5.128V 73.045 41.17°C 229.88V
20% 8.194A 2.931A 2.964A 1.173A 129.929 91.954% 611 10.4 40.5°C 0.928
12.086V 5.117V 3.34V 5.117V 141.293 42.12°C 229.87V
30% 13.152A 3.421A 3.46A 1.371A 194.928 93.059% 615 9.8 41.02°C 0.952
12.080V 5.115V 3.339V 5.107V 209.465 43.07°C 229.86V
40% 18.122A 3.912A 3.956A 1.57A 260.009 93.426% 658 11 41.9°C 0.964
12.074V 5.113V 3.337V 5.097V 278.305 43.98°C 229.84V
50% 22.748A 4.892A 4.949A 1.77A 325.007 93.412% 719 13.7 42.39°C 0.971
12.067V 5.111V 3.335V 5.086V 347.92 45.22°C 229.83V
60% 27.322A 5.874A 5.943A 1.971A 389.327 93.178% 785 17 42.53°C 0.975
12.060V 5.108V 3.332V 5.075V 417.833 46.29°C 229.82V
70% 31.983A 6.857A 6.938A 2.172A 454.634 92.944% 858 19.9 43.43°C 0.978
12.054V 5.105V 3.33V 5.064V 489.15 47.25°C 229.81V
80% 36.649A 7.838A 7.935A 2.275A 519.416 92.582% 1162 29.3 43.56°C 0.981
12.047V 5.102V 3.327V 5.055V 561.036 47.79°C 229.8V
90% 41.725A 8.331A 8.422A 2.378A 584.844 92.208% 1434 35.6 44.12°C 0.982
12.039V 5.1V 3.325V 5.046V 634.267 48.32°C 229.79V
100% 46.537A 8.826A 8.939A 2.983A 649.661 91.739% 1744 40.9 45°C 0.984
12.032V 5.098V 3.323V 5.028V 708.159 49.35°C 229.78V
110% 51.223A 9.813A 10.03A 2.987A 714.281 91.279% 1801 42.4 46.43°C 0.986
12.025V 5.095V 3.32V 5.021V 782.522 50.2°C 229.76V
CL1 0.114A 14.161A 14.349A 0A 121.281 87.096% 750 18.1 41.52°C 0.929
12.086V 5.098V 3.325V 5.13V 139.248 47.32°C 229.87V
CL2 0.114A 19.613A 0A 0A 101.354 86.109% 695 12.4 40.53°C 0.913
12.094V 5.097V 3.337V 5.139V 117.703 46.42°C 229.87V
CL3 0.114A 0A 19.829A 0A 67.392 81.287% 659 11 40.32°C 0.873
12.094V 5.109V 3.329V 5.138V 82.91 45.63°C 229.88V
CL4 53.932A 0A 0A 0A 649.487 92.451% 1680 39.8 45.57°C 0.984
12.043V 5.11V 3.337V 5.097V 702.521 48.14°C 229.78V

The results above are not used in the certification process

Light Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.228A 0.488A 0.493A 0.194A 19.996 76.431% 0 <6.0 46.01°C 0.888
12.086V 5.125V 3.346V 5.148V 26.163 36.42°C 114.91V
40W 2.702A 0.683A 0.69A 0.291A 39.997 84.945% 0 <6.0 46.79°C 0.939
12.096V 5.124V 3.346V 5.145V 47.087 37.57°C 114.9V
60W 4.178A 0.878A 0.888A 0.389A 59.997 87.799% 0 <6.0 44.72°C 0.957
12.095V 5.123V 3.345V 5.141V 68.337 38.58°C 114.9V
80W 5.648A 1.074A 1.085A 0.487A 79.943 88.942% 607 10.9 40.38°C 0.968
12.094V 5.122V 3.345V 5.137V 89.88 39.52°C 114.89V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.228A 0.488A 0.493A 0.194A 19.999 77.937% 0 <6.0 43.21°C 0.615
12.085V 5.125V 3.345V 5.148V 25.662 36.22°C 229.88V
40W 2.702A 0.683A 0.69A 0.291A 39.997 86.598% 0 <6.0 43.86°C 0.748
12.096V 5.124V 3.346V 5.145V 46.187 37.58°C 229.88V
60W 4.178A 0.878A 0.888A 0.389A 59.998 89.483% 0 <6.0 44.71°C 0.832
12.094V 5.123V 3.345V 5.141V 67.052 38.24°C 229.88V
80W 5.650A 1.074A 1.085A 0.487A 79.943 90.608% 606 11.2 39.09°C 0.877
12.092V 5.122V 3.344V 5.137V 88.229 40.64°C 229.87V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load34.31mV17.37mV15.09mV17.95mVPass
20% Load24.71mV19.16mV17.08mV18.92mVPass
30% Load23.79mV17.17mV16.11mV19.18mVPass
40% Load27.42mV17.52mV16.01mV19.44mVPass
50% Load25.84mV17.32mV16.37mV26.44mVPass
60% Load24.97mV18.09mV17.03mV30.85mVPass
70% Load27.27mV17.37mV16.73mV20.46mVPass
80% Load26.96mV17.52mV18.01mV21.07mVPass
90% Load26.81mV18.09mV19.69mV21.07mVPass
100% Load41.76mV20.21mV21.19mV30.88mVPass
110% Load44.08mV19.32mV21.66mV33.33mVPass
Crossload134.03mV18.96mV23.41mV29.80mVPass
Crossload226.55mV19.52mV22.92mV19.33mVPass
Crossload323.53mV17.83mV18.37mV18.52mVPass
Crossload440.25mV19.03mV17.01mV46.88mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load37.13mV17.52mV16.68mV20.31mVPass
20% Load21.54mV17.47mV16.78mV18.36mVPass
30% Load24.05mV16.86mV16.32mV19.69mVPass
40% Load23.99mV16.86mV16.78mV18.57mVPass
50% Load23.43mV17.58mV15.75mV18.31mVPass
60% Load25.17mV17.37mV16.83mV20.82mVPass
70% Load25.68mV16.91mV17.75mV19.18mVPass
80% Load27.73mV17.88mV18.67mV21.89mVPass
90% Load28.45mV17.32mV20.87mV21.38mVPass
100% Load41.41mV18.72mV21.24mV24.74mVPass
110% Load42.31mV18.78mV20.76mV25.47mVPass
Crossload134.70mV17.80mV22.53mV19.42mVPass
Crossload226.45mV20.23mV24.86mV21.38mVPass
Crossload326.14mV19.26mV19.13mV19.39mVPass
Crossload442.26mV16.97mV16.57mV23.32mVPass

The results above are not used in the certification process

ASRock Steel Legend SL-650G

Top side
Power specifications label
All data and graphs included in this test report can be used by any individual on the following conditions:
› It should be mentioned that the test results are provided by Cybenetics
› The link to the original test results document should be provided in any case
Cybenetics offers the ETA and Lambda voluntary certification programs, through which the efficient and silent power supplies are promoted
CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
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