CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master V750 Gold V2
Serial NumberMPY750VAFBAGEU1204900193
Lab IDCM75001782
  • Report: 21PS1782A
  • Receipt Date: Jan 20, 2021
  • Test Date: Jan 26, 2021
  • Report Date: Jan 26, 2021
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandCooler Master
Manufacturer (OEM)Gospower
SeriesV Gold V2 Series
Model NumberMPY-750V-AFBAG-EU
Serial NumberMPY750VAFBAGEU1204900193
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)50-60
Rated Power (W)750
TypeATX12V
Cooling135mm Fluid Dynamic Bearing Fan
(HA13525M12F-Z)
Semi-Passive Operation✓ (selectable)
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 x4
Chroma 63600-2 x2
63640-80-80 x20
63610-80-20 x2
AC Sources Chroma 6530, Keysight AC6804B
Power Analyzers N4L PPA1530 x2
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Data Loggers Picoscope TC-08 x2, Labjack U3-HV x2
Tachometer UNI-T UT372 x2
Digital Multimeter Keysight U1273AX, Fluke 289, Keithley 2015 - THD
UPS CyberPower OLS3000E 3kVA x2
Transformer 3kVA x2
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 (650mm) 1 1 18-22AWG No
8 pin EPS12V (650mm) 1 1 18AWG No
4+4 pin EPS12V (650mm) 1 1 18AWG No
6+2 pin PCIe (550mm+120mm) 2 4 16-18AWG No
SATA (500mm+115mm+115mm+115mm) 3 12 18AWG No
4-pin Molex (500mm+120mm+120mm+120mm) 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✓

Performance Summary

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)24.1
AC Loss to PWR_OK Hold Up Time (ms)19.5
PWR_OK Inactive to DC Loss Delay (ms)4.6

Vampire Power

Graphs

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

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 0.224 70.000% 0.336
4.990V 0.320 115.16V
2 0.090A 0.449 75.845% 0.364
4.990V 0.592 115.16V
3 0.550A 2.741 82.785% 0.466
4.984V 3.311 115.16V
4 1.000A 4.978 82.581% 0.505
4.978V 6.028 115.16V
5 1.500A 7.458 82.464% 0.529
4.972V 9.044 115.16V
6 2.999A 14.858 81.050% 0.560
4.954V 18.332 115.16V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.224 62.921% 0.266
4.990V 0.356 230.26V
2 0.090A 0.449 71.044% 0.291
4.989V 0.632 230.25V
3 0.550A 2.741 82.362% 0.375
4.982V 3.328 230.27V
4 1.000A 4.978 83.077% 0.408
4.977V 5.992 230.28V
5 1.500A 7.457 83.253% 0.430
4.970V 8.957 230.25V
6 3.001A 14.856 82.893% 0.469
4.951V 17.922 230.30V

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
1 4.327A 1.961A 1.992A 1.006A 74.949 86.517% 0 <6.0 45.63°C 0.945
12.329V 5.102V 3.311V 4.971V 86.629 40.20°C 115.15V
2 9.687A 3.066A 2.992A 1.209A 150.003 90.803% 0 <6.0 46.87°C 0.961
12.292V 4.903V 3.308V 4.963V 165.196 40.86°C 115.15V
3 15.387A 3.620A 3.494A 1.412A 224.998 92.179% 0 <6.0 47.95°C 0.973
12.276V 4.850V 3.306V 4.956V 244.087 41.30°C 115.15V
4 21.103A 3.910A 3.995A 1.617A 300.000 92.299% 0 <6.0 48.87°C 0.980
12.263V 5.118V 3.304V 4.949V 325.030 41.82°C 115.14V
5 26.451A 4.897A 5.001A 1.821A 374.349 91.861% 770 27.8 42.56°C 0.979
12.243V 5.106V 3.301V 4.941V 407.519 50.13°C 115.14V
6 31.850A 5.899A 6.004A 2.000A 449.146 91.518% 818 29.6 43.03°C 0.980
12.228V 5.088V 3.298V 4.934V 490.773 51.29°C 115.14V
7 37.285A 6.880A 7.010A 2.233A 524.591 91.034% 899 31.2 43.82°C 0.983
12.216V 5.089V 3.296V 4.926V 576.257 52.48°C 115.14V
8 42.736A 7.867A 8.012A 2.440A 599.911 90.440% 977 34.0 44.37°C 0.986
12.203V 5.086V 3.294V 4.918V 663.323 53.36°C 115.14V
9 48.554A 8.360A 8.504A 2.442A 674.400 89.915% 1052 34.9 44.68°C 0.988
12.191V 5.082V 3.292V 4.913V 750.039 54.15°C 115.14V
10 54.199A 8.901A 9.026A 3.061A 749.565 89.258% 1077 36.0 45.21°C 0.990
12.175V 5.056V 3.289V 4.901V 839.769 55.42°C 115.13V
11 60.432A 8.877A 9.030A 3.062A 824.723 88.603% 1127 37.2 46.64°C 0.991
12.163V 5.069V 3.288V 4.899V 930.805 57.30°C 115.12V
CL1 0.121A 14.000A 13.997A 0.000A 119.331 83.995% 0 <6.0 50.21°C 0.959
12.306V 5.109V 3.309V 4.967V 142.070 42.84°C 115.15V
CL2 62.488A 1.001A 0.999A 1.000A 774.732 89.579% 1142 37.3 45.31°C 0.990
12.185V 5.090V 3.293V 4.931V 864.859 55.55°C 115.12V

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
1 4.328A 1.947A 1.992A 1.006A 74.950 86.906% 0 <6.0 45.45°C 0.888
12.328V 5.136V 3.310V 4.971V 86.243 40.12°C 230.32V
2 9.690A 2.925A 2.993A 1.209A 150.007 92.102% 0 <6.0 46.03°C 0.922
12.291V 5.130V 3.308V 4.964V 162.871 40.28°C 230.32V
3 15.397A 3.416A 3.495A 1.412A 225.006 93.374% 0 <6.0 47.39°C 0.942
12.272V 5.123V 3.306V 4.957V 240.973 41.28°C 230.33V
4 21.107A 3.913A 3.994A 1.616A 300.009 93.736% 0 <6.0 48.35°C 0.954
12.262V 5.111V 3.304V 4.950V 320.056 41.59°C 230.32V
5 26.451A 4.896A 4.999A 1.821A 374.350 93.511% 783 27.9 42.12°C 0.961
12.243V 5.108V 3.301V 4.942V 400.329 49.61°C 230.33V
6 31.852A 5.882A 6.004A 2.000A 449.164 93.356% 812 29.3 43.18°C 0.967
12.228V 5.102V 3.298V 4.934V 481.130 51.20°C 230.33V
7 37.286A 6.871A 7.012A 2.232A 524.600 93.116% 889 31.1 43.30°C 0.969
12.216V 5.095V 3.296V 4.926V 563.384 51.76°C 230.33V
8 42.735A 7.863A 8.012A 2.439A 599.900 92.776% 970 33.8 43.95°C 0.972
12.203V 5.089V 3.294V 4.919V 646.613 52.96°C 230.33V
9 48.552A 8.360A 8.503A 2.442A 674.384 92.452% 1046 34.9 44.09°C 0.975
12.191V 5.083V 3.292V 4.914V 729.441 53.79°C 230.33V
10 54.188A 8.864A 9.027A 3.060A 749.582 92.035% 1145 37.3 46.18°C 0.976
12.178V 5.076V 3.289V 4.901V 814.452 56.25°C 230.33V
11 60.430A 8.874A 9.033A 3.063A 824.820 91.615% 1351 40.9 47.19°C 0.977
12.165V 5.070V 3.288V 4.896V 900.307 58.07°C 230.33V
CL1 0.240A 14.000A 13.998A 0.000A 119.203 84.824% 0 <6.0 49.07°C 0.917
12.307V 4.996V 3.308V 4.966V 140.529 42.47°C 230.34V
CL2 62.486A 1.000A 1.000A 1.000A 774.643 92.497% 1154 37.4 46.48°C 0.976
12.184V 5.091V 3.293V 4.931V 837.478 56.89°C 230.33V

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]) PF/AC Volts
1 1.211A 0.486A 0.497A 0.200A 19.971 77.320% 0 <6.0 0.889
12.242V 5.147V 3.314V 4.986V 25.829 115.14V
2 2.407A 0.971A 0.996A 0.401A 39.964 80.845% 0 <6.0 0.919
12.328V 5.143V 3.312V 4.981V 49.433 115.14V
3 3.614A 1.459A 1.493A 0.603A 59.997 84.384% 0 <6.0 0.937
12.328V 5.140V 3.311V 4.977V 71.100 115.14V
4 4.816A 1.946A 1.992A 0.804A 79.949 87.051% 0 <6.0 0.949
12.325V 5.138V 3.311V 4.973V 91.842 115.14V

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]) PF/AC Volts
1 1.211A 0.486A 0.497A 0.200A 19.976 76.598% 0 <6.0 0.788
12.247V 5.147V 3.314V 4.986V 26.079 230.31V
2 2.407A 0.972A 0.996A 0.401A 39.968 80.719% 0 <6.0 0.855
12.328V 5.142V 3.312V 4.982V 49.515 230.31V
3 3.614A 1.458A 1.494A 0.603A 59.999 85.382% 0 <6.0 0.877
12.329V 5.140V 3.311V 4.978V 70.271 230.32V
4 4.818A 1.947A 1.992A 0.804A 79.950 87.709% 0 <6.0 0.890
12.320V 5.136V 3.310V 4.973V 91.154 230.32V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load7.26mV5.93mV6.86mV10.75mVPass
20% Load10.04mV5.83mV6.35mV5.33mVPass
30% Load11.96mV6.83mV7.39mV7.34mVPass
40% Load8.15mV6.14mV6.45mV6.81mVPass
50% Load8.15mV6.72mV6.88mV6.76mVPass
60% Load7.82mV7.07mV7.11mV7.37mVPass
70% Load13.32mV8.89mV9.18mV9.15mVPass
80% Load9.08mV7.91mV9.38mV8.35mVPass
90% Load13.69mV9.32mV11.05mV10.23mVPass
100% Load13.86mV10.39mV12.01mV12.81mVPass
110% Load14.44mV10.65mV12.20mV12.50mVPass
Crossload115.08mV8.66mV10.95mV6.08mVPass
Crossload213.52mV8.69mV9.10mV6.58mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load9.62mV6.26mV6.35mV5.15mVPass
20% Load14.74mV7.44mV7.54mV6.20mVPass
30% Load12.37mV6.89mV7.00mV6.96mVPass
40% Load7.67mV6.59mV6.51mV7.07mVPass
50% Load7.92mV7.07mV6.63mV6.89mVPass
60% Load8.20mV7.30mV7.99mV7.52mVPass
70% Load9.11mV8.55mV7.44mV7.50mVPass
80% Load9.56mV8.47mV9.63mV8.53mVPass
90% Load9.54mV10.02mV10.14mV8.41mVPass
100% Load14.34mV10.48mV12.02mV12.60mVPass
110% Load14.03mV10.32mV12.72mV12.23mVPass
Crossload116.24mV9.00mV10.98mV5.82mVPass
Crossload213.42mV8.03mV8.25mV6.40mVPass

The results above are not used in the certification process

Cooler Master V750 Gold V2

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