CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master V SFX GOLD 750 (ATX v3.1)
Serial NumberMPY7501SFHAGV3EEU1243500002
Lab IDCM75002656
  • Report: 24PS2656A
  • Receipt Date: Oct 29, 2024
  • Test Date: Nov 21, 2024
  • Report Date: Nov 26, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandCooler Master
Manufacturer (OEM)Gospower
SeriesV SFX GOLD
Model NumberMPY-7501-SFHAGV
Serial NumberMPY7501SFHAGV3EEU1243500002
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)5-10
Rated Frequency (Hz)50-60
Rated Power (W)750
TypeSFX
Cooling92mm Fluid Dynamic Bearing Fan
(HA9215VH12FD-F00)
Semi-Passive Operation✗
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202062.530.3
Watts120750153.6
Total Max. Power (W)750

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 (300mm) 1 1 18-22AWG No
8 pin EPS12V (455mm) 1 1 18AWG No
4+4 pin EPS12V (455mm) 1 1 18AWG No
6+2 pin PCIe (400mm+120mm) 2 4 16-18AWG No
12+4 pin PCIe (415mm) (600W) 1 1 16-28AWG No
SATA (105mm+110mm+110mm+110mm) 2 8 18AWG No
4-pin Molex (105mm+115mm+115mm+115mm) 1 4 18AWG No
AC Power Cord (1370mm) - C13 coupler 1 1 18AWG -

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

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)22.7
AC Loss to PWR_OK Hold Up Time (ms)19.3
PWR_OK Inactive to DC Loss Delay (ms)3.4

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.06 V 115.03 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: 1.416 1.415 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.13 % 0.08 % N/A 0.18 % 2.00 % PASS
Real Power: 0.053 W -0.006 W N/A 0.094 W N/A N/A
Apparent Power: 12.302 W 11.620 W N/A 13.004 W N/A N/A
Power Factor: 0.006 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 231.01 V 230.91 V 227.70 V 231.07 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 % 0.14 % N/A 0.27 % 2.00 % PASS
Real Power: 0.127 W 0.083 W N/A 0.197 W N/A N/A
Apparent Power: 38.692 W 37.775 W N/A 39.722 W N/A N/A
Power Factor: 0.002 N/A N/A N/A N/A N/A

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 0.231W 56.197% 0.037
5.129V 0.411W 114.86V
2 0.09A 0.461W 65.925% 0.062
5.127V 0.699W 114.86V
3 0.55A 2.812W 77.186% 0.259
5.112V 3.643W 114.84V
4 1A 5.098W 78.086% 0.359
5.098V 6.53W 114.83V
5 1.5A 7.624W 78.313% 0.408
5.082V 9.735W 114.83V
6 3A 15.103W 76.08% 0.476
5.034V 19.851W 114.83V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 49.043% 0.013
5.127V 0.472W 229.83V
2 0.09A 0.462W 60.085% 0.021
5.127V 0.77W 229.86V
3 0.55A 2.812W 76.504% 0.095
5.112V 3.676W 229.84V
4 1A 5.098W 78.128% 0.158
5.097V 6.526W 229.83V
5 1.5A 7.624W 78.696% 0.21
5.082V 9.688W 229.83V
6 3.001A 15.102W 77.858% 0.321
5.033V 19.397W 229.83V

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% 4.442A 1.995A 1.984A 0.983A 75.003 82.065% 1136 13.8 40°C 0.929
12.021V 5.013V 3.327V 5.087V 91.392 40.99°C 114.82V
20% 9.917A 2.998A 2.983A 1.183A 149.936 88.936% 1208 16.1 40.6°C 0.954
12.003V 5.004V 3.319V 5.074V 168.578 41.83°C 114.8V
30% 15.763A 3.503A 3.488A 1.383A 224.938 90.336% 1316 19 41.02°C 0.97
11.983V 4.996V 3.312V 5.061V 249.001 42.43°C 114.77V
40% 21.632A 4.01A 3.994A 1.585A 300.026 90.637% 1429 21.8 41.51°C 0.98
11.965V 4.988V 3.305V 5.047V 331.02 42.62°C 114.75V
50% 27.114A 5.022A 5.005A 1.789A 374.454 90.459% 1595 25.5 42.25°C 0.985
11.947V 4.979V 3.297V 5.033V 413.948 43.36°C 114.72V
60% 32.652A 6.037A 6.021A 1.993A 449.374 90.069% 1788 29 42.54°C 0.989
11.930V 4.97V 3.289V 5.018V 498.924 44.11°C 114.7V
70% 38.211A 7.057A 7.043A 2.199A 524.31 89.52% 1969 31.9 43.33°C 0.991
11.913V 4.96V 3.28V 5.003V 585.686 45.47°C 114.67V
80% 43.855A 8.08A 8.069A 2.305A 599.531 88.87% 2135 34.3 43.62°C 0.992
11.894V 4.95V 3.272V 4.991V 674.616 46.44°C 114.64V
90% 49.856A 8.6A 8.578A 2.411A 674.557 88.163% 2279 36 44.63°C 0.993
11.875V 4.941V 3.264V 4.978V 765.127 47.01°C 114.62V
100% 55.674A 9.124A 9.122A 3.033A 749.767 87.288% 2448 38.7 45.01°C 0.993
11.856V 4.932V 3.255V 4.947V 858.962 47.94°C 114.58V
110% 61.379A 10.161A 10.258A 3.039A 824.794 86.359% 2605 40.1 46.04°C 0.994
11.836V 4.92V 3.246V 4.936V 955.091 49.34°C 114.56V
CL1 0.115A 14.514A 14.473A 0A 121.295 83.09% 1908 30.8 42.11°C 0.949
12.030V 4.975V 3.296V 5.105V 145.983 44.5°C 114.81V
CL2 0.115A 20.088A 0A 0A 101.339 81.835% 1708 27.5 40.97°C 0.947
12.028V 4.975V 3.313V 5.113V 123.833 43.1°C 114.82V
CL3 0.115A 0A 19.974A 0A 67.384 73.895% 1675 26.9 40.47°C 0.93
12.027V 5.005V 3.304V 5.113V 91.188 42.2°C 114.82V
CL4 63.315A 0A 0A 0.001A 749.575 88.094% 2194 34.5 45.06°C 0.994
11.838V 4.959V 3.278V 5.064V 850.883 46.85°C 114.6V

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% 4.443A 1.995A 1.984A 0.983A 75.009 83.269% 1210 16.2 40°C 0.797
12.021V 5.012V 3.326V 5.087V 90.082 40.9°C 229.82V
20% 9.919A 2.998A 2.984A 1.183A 149.95 90.416% 1233 16.6 40.53°C 0.882
12.003V 5.003V 3.318V 5.073V 165.842 41.3°C 229.81V
30% 15.765A 3.504A 3.488A 1.384A 224.962 91.951% 1325 19.2 41.13°C 0.915
11.983V 4.995V 3.311V 5.06V 244.649 42.03°C 229.8V
40% 21.634A 4.011A 3.995A 1.586A 300.055 92.38% 1442 22.3 41.52°C 0.935
11.965V 4.987V 3.304V 5.046V 324.805 42.53°C 229.78V
50% 27.119A 5.023A 5.006A 1.789A 374.51 92.397% 1587 25.1 42°C 0.945
11.947V 4.978V 3.296V 5.032V 405.327 42.99°C 229.77V
60% 32.658A 6.039A 6.023A 1.994A 449.428 92.185% 1773 28.7 42.99°C 0.954
11.930V 4.969V 3.288V 5.017V 487.526 44.38°C 229.76V
70% 38.216A 7.059A 7.045A 2.199A 524.345 91.882% 1928 31.2 43.48°C 0.961
11.912V 4.959V 3.28V 5.003V 570.672 45°C 229.74V
80% 43.859A 8.082A 8.07A 2.305A 599.563 91.499% 2097 33.8 43.52°C 0.965
11.894V 4.949V 3.271V 4.99V 655.267 45.4°C 229.73V
90% 49.864A 8.602A 8.579A 2.411A 674.589 91.072% 2250 35.5 44.03°C 0.968
11.874V 4.94V 3.263V 4.978V 740.717 46°C 229.71V
100% 55.682A 9.127A 9.124A 3.034A 749.809 90.479% 2407 38.1 45.02°C 0.972
11.855V 4.931V 3.255V 4.946V 828.644 47°C 229.7V
110% 61.391A 10.163A 10.259A 3.039A 824.824 89.924% 2591 40 46.21°C 0.974
11.834V 4.92V 3.245V 4.937V 917.25 48.56°C 229.69V
CL1 0.117A 14.517A 14.473A 0A 121.302 84.349% 2146 34.4 44.32°C 0.862
12.034V 4.974V 3.295V 5.104V 143.811 46.64°C 229.81V
CL2 0.115A 20.094A 0A 0A 101.347 83.036% 1868 30.3 42.68°C 0.844
12.031V 4.974V 3.313V 5.112V 122.055 44.58°C 229.81V
CL3 0.115A 0A 19.974A 0A 67.388 74.939% 1794 29.1 41.42°C 0.796
12.029V 5.005V 3.304V 5.113V 89.924 43.34°C 229.82V
CL4 63.317A 0A 0A 0.001A 749.61 91.202% 2211 34.9 45.19°C 0.971
11.839V 4.959V 3.278V 5.063V 821.932 46.29°C 229.71V

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 1.236A 0.498A 0.495A 0.195A 19.994 70.125% 0 <6.0 37.39°C 0.809
12.014V 5.021V 3.333V 5.12V 28.511 36.11°C 114.84V
40W 2.720A 0.697A 0.693A 0.293A 39.996 77.972% 0 <6.0 37.81°C 0.874
12.015V 5.019V 3.331V 5.115V 51.296 37.47°C 114.83V
60W 4.205A 0.897A 0.892A 0.391A 59.998 81.233% 876 <6.0 38.3°C 0.904
12.017V 5.017V 3.33V 5.109V 73.861 40.32°C 114.82V
80W 5.683A 1.097A 1.091A 0.49A 79.938 82.412% 1029 11 39.64°C 0.935
12.019V 5.015V 3.328V 5.104V 97 39.95°C 114.81V

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 1.236A 0.498A 0.495A 0.195A 20.004 70.702% 807 <6.0 36.4°C 0.513
12.021V 5.021V 3.333V 5.119V 28.301 37.55°C 229.83V
40W 2.720A 0.697A 0.693A 0.293A 40.004 78.127% 863 <6.0 37.9°C 0.676
12.020V 5.018V 3.332V 5.114V 51.204 38.19°C 229.82V
60W 4.205A 0.897A 0.892A 0.392A 60.004 82.286% 978 9.2 38.12°C 0.755
12.018V 5.016V 3.33V 5.109V 72.92 39.07°C 229.82V
80W 5.684A 1.097A 1.091A 0.49A 79.951 83.784% 1144 14.1 39.23°C 0.809
12.019V 5.014V 3.328V 5.103V 95.427 40.32°C 229.82V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load20.00mV18.63mV17.65mV14.01mVPass
20% Load18.87mV15.60mV14.78mV11.55mVPass
30% Load20.20mV20.68mV17.55mV15.24mVPass
40% Load19.69mV21.30mV17.55mV16.06mVPass
50% Load20.77mV23.09mV20.57mV16.88mVPass
60% Load22.45mV24.68mV20.01mV17.65mVPass
70% Load20.51mV23.91mV18.67mV19.86mVPass
80% Load20.76mV24.02mV18.93mV20.99mVPass
90% Load23.01mV26.94mV19.24mV24.06mVPass
100% Load27.32mV27.34mV19.25mV31.46mVPass
110% Load27.35mV28.57mV19.54mV32.26mVPass
Crossload131.93mV24.09mV17.10mV13.20mVPass
Crossload223.73mV28.89mV16.88mV12.06mVPass
Crossload319.59mV28.53mV18.32mV12.37mVPass
Crossload426.75mV34.83mV19.28mV20.39mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load18.97mV18.42mV16.21mV14.16mVPass
20% Load19.95mV18.52mV16.67mV13.86mVPass
30% Load18.57mV18.53mV16.67mV14.57mVPass
40% Load18.97mV19.71mV16.72mV15.65mVPass
50% Load19.03mV22.38mV19.24mV17.65mVPass
60% Load16.72mV22.68mV19.03mV16.42mVPass
70% Load20.56mV24.94mV18.21mV19.75mVPass
80% Load21.07mV25.71mV18.37mV20.01mVPass
90% Load21.12mV26.18mV19.24mV22.42mVPass
100% Load27.39mV25.06mV18.18mV30.62mVPass
110% Load28.41mV27.06mV20.37mV31.65mVPass
Crossload133.18mV24.31mV17.03mV13.20mVPass
Crossload223.63mV27.15mV16.88mV12.41mVPass
Crossload318.31mV27.05mV17.03mV12.11mVPass
Crossload428.96mV35.20mV18.45mV19.20mVPass

The results above are not used in the certification process

Cooler Master V SFX GOLD 750 (ATX v3.1)

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
www.cybenetics.com - info@cybenetics.com