CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master MWE Gold 750 V2 (GX Gold 750)
Serial Number
Lab IDCM75001770
  • Report: 20PS1770A
  • Receipt Date: Dec 14, 2020
  • Test Date: Dec 23, 2020
  • Report Date: Dec 24, 2020
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandCooler Master
Manufacturer (OEM)Huizhou Xin Hui Yuan Tech (Fusion Power)
SeriesMWE Gold V2 / GX Gold
Model NumberMPE-7501-AFAAG
Serial Number
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)50-60
Rated Power (W)750
TypeATX12V
Cooling120mm Fluid Dynamic Bearing Fan
(HA1225M12F-Z)
Semi-Passive Operation✗
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202062.530.3
Watts100750153.6
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 (610mm) 1 1 18-22AWG No
4+4 pin EPS12V (610mm) 1 1 18AWG No
8 pin EPS12V (650mm) 1 1 18AWG No
6+2 pin PCIe (560mm+125mm) 2 4 16-18AWG No
SATA (500mm+125mm+125mm+125mm) 3 12 18AWG No
4-pin Molex (500mm+125mm+125mm+125mm) 1 4 18-20AWG No
AC Power Cord (1400mm) - C13 coupler 1 1 16AWG -

Parts Description

General Data -
Manufacturer (OEM) Huizhou Xin Hui Yuan Tech (Fusion Power)
PCB Type Double  Sided
Primary Side -
Transient Filter 4x Y caps, 3x X caps, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor MF72 5D15 (5Ohm) & Relay
Bridge Rectifier(s) 1x GBU15J (600V, 15A @ 100°C)
APFC MOSFETs 2x NCE Power NCE65T180F (650V, 13.2A @ 100°C, Rds(on): 0.18Ohm)
APFC Boost Diode 1x GH3D08065I
Bulk Cap(s) 1x Elite (400V, 560uF, 2,000h @ 105°C, PL)
Main Switchers 4x Great Power GPT10N50ADG (500V, 9.7A, Rds(on): 0.7Ohm)
APFC Controller ON Semiconductor NCP1654
Resonant Controller Champion CM6901T6X
Topology Primary side: APFC, Full-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side -
+12V MOSFETs 4x Excelliance MOS Corp EMP16N04HS (40V, 100A @ 100°C, Rds(on): 1.6mOhm)
5V & 3.3V DC-DC Converters: 4x Excelliance MOS Corp EMB06N03HR (30V, 45A @ 100°C, Rds(on): 6mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors Electrolytic: 10x Elite (4-10,000h @ 105°C, EY), 7x Lelon (105°C, LZG)
Polymer: 4x FPCAP, 4x Elite, 4x no info
Supervisor IC IN1S313I-DAG
Fan Model Hong Hua HA1225Μ12F-Z (120mm, 12V, 0.45A, Fluid Dynamic Bearing Fan)
5VSB Circuit -
Standby PWM Controller Excelliance MOS Corp EM8569C

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)23.6
AC Loss to PWR_OK Hold Up Time (ms)18.8
PWR_OK Inactive to DC Loss Delay (ms)4.8

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 0.230 69.277% 0.039
5.112V 0.332 115.12V
2 0.090A 0.460 75.658% 0.071
5.111V 0.608 115.12V
3 0.550A 2.804 81.964% 0.285
5.097V 3.421 115.12V
4 1.000A 5.084 81.644% 0.375
5.083V 6.227 115.12V
5 1.500A 7.603 81.220% 0.425
5.068V 9.361 115.12V
6 3.000A 15.067 78.687% 0.490
5.022V 19.148 115.12V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.230 56.650% 0.015
5.112V 0.406 230.24V
2 0.090A 0.460 67.350% 0.024
5.111V 0.683 230.24V
3 0.550A 2.804 79.909% 0.117
5.097V 3.509 230.24V
4 1.000A 5.084 81.123% 0.188
5.083V 6.267 230.24V
5 1.500A 7.603 81.159% 0.248
5.068V 9.368 230.25V
6 3.000A 15.068 81.484% 0.347
5.023V 18.492 230.24V

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 4.435A 1.985A 1.981A 0.987A 74.960 84.704% 599 10.9 40.44°C 0.965
12.032V 5.037V 3.330V 5.068V 88.496 43.52°C 115.10V
2 9.904A 2.981A 2.975A 1.188A 150.021 89.193% 601 10.9 40.61°C 0.970
12.028V 5.032V 3.326V 5.050V 168.198 44.34°C 115.10V
3 15.716A 3.482A 3.477A 1.391A 225.028 90.326% 604 11.2 41.28°C 0.977
12.024V 5.028V 3.322V 5.033V 249.128 45.72°C 115.10V
4 21.533A 3.982A 3.978A 1.595A 300.036 90.526% 611 11.3 41.55°C 0.989
12.020V 5.024V 3.319V 5.016V 331.436 46.49°C 115.10V
5 26.969A 4.980A 4.978A 1.801A 374.524 90.170% 943 21.4 42.09°C 0.993
12.015V 5.018V 3.315V 4.997V 415.351 47.36°C 115.09V
6 32.441A 5.987A 5.981A 2.000A 449.411 89.550% 1454 34.7 42.50°C 0.995
12.011V 5.012V 3.310V 4.979V 501.857 48.78°C 115.09V
7 37.951A 6.994A 6.989A 2.218A 524.796 88.874% 1641 37.4 43.29°C 0.996
12.007V 5.006V 3.306V 4.960V 590.496 50.26°C 115.08V
8 43.468A 8.002A 7.996A 2.429A 600.109 88.128% 1651 37.5 44.34°C 0.996
12.002V 5.000V 3.301V 4.941V 680.952 52.10°C 115.08V
9 49.347A 8.511A 8.490A 2.436A 674.632 87.301% 1655 37.5 44.63°C 0.997
11.999V 4.995V 3.298V 4.928V 772.767 53.52°C 115.08V
10 55.035A 9.020A 9.018A 3.065A 749.857 86.313% 1661 37.7 46.77°C 0.997
11.995V 4.990V 3.293V 4.896V 868.765 56.56°C 115.07V
11 61.329A 9.027A 9.025A 3.071A 825.050 85.469% 1663 37.7 46.50°C 0.997
11.990V 4.987V 3.290V 4.886V 965.323 57.32°C 115.07V
CL1 0.118A 12.002A 11.996A 0.000A 101.281 82.260% 854 19.0 42.17°C 0.983
12.028V 5.005V 3.317V 5.072V 123.123 47.82°C 115.11V
CL2 62.511A 1.001A 0.999A 1.000A 763.116 87.076% 1659 37.6 46.12°C 0.997
11.995V 5.015V 3.303V 4.977V 876.384 56.17°C 115.07V

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 4.435A 1.986A 1.984A 0.987A 74.978 86.224% 601 10.9 40.09°C 0.801
12.034V 5.036V 3.329V 5.066V 86.957 43.26°C 230.29V
2 9.910A 2.983A 2.980A 1.189A 150.076 90.475% 603 11.2 40.67°C 0.905
12.024V 5.031V 3.325V 5.048V 165.875 44.23°C 230.29V
3 15.716A 3.480A 3.478A 1.392A 225.095 91.818% 606 11.2 41.86°C 0.932
12.029V 5.027V 3.321V 5.031V 245.153 45.91°C 230.29V
4 21.529A 3.984A 3.978A 1.596A 300.100 92.226% 616 11.3 42.34°C 0.939
12.025V 5.023V 3.318V 5.014V 325.395 46.78°C 230.28V
5 26.966A 4.983A 4.980A 1.802A 374.636 92.106% 913 20.7 42.86°C 0.960
12.020V 5.017V 3.314V 4.995V 406.744 47.82°C 230.27V
6 32.433A 5.988A 5.983A 2.000A 449.480 91.771% 1293 30.6 43.02°C 0.972
12.016V 5.011V 3.310V 4.978V 489.783 49.09°C 230.27V
7 37.938A 6.995A 6.988A 2.219A 524.835 91.358% 1641 37.4 44.31°C 0.983
12.012V 5.006V 3.306V 4.959V 574.481 51.19°C 230.26V
8 43.451A 8.004A 7.997A 2.430A 600.180 90.902% 1650 37.5 44.99°C 0.986
12.008V 5.000V 3.301V 4.939V 660.249 52.73°C 230.25V
9 49.334A 8.509A 8.489A 2.436A 674.715 90.440% 1654 37.5 45.11°C 0.987
12.004V 4.996V 3.298V 4.927V 746.032 53.27°C 230.25V
10 55.023A 9.018A 9.016A 3.065A 749.931 89.767% 1660 37.6 46.17°C 0.988
11.999V 4.991V 3.294V 4.895V 835.418 55.61°C 230.25V
11 61.310A 9.023A 9.021A 3.071A 825.120 89.354% 1663 37.7 46.80°C 0.989
11.995V 4.989V 3.291V 4.885V 923.431 57.47°C 230.25V
CL1 0.117A 12.002A 12.000A 0.000A 101.294 83.641% 767 16.8 41.87°C 0.867
12.033V 5.006V 3.317V 5.071V 121.106 48.11°C 230.25V
CL2 62.514A 1.000A 1.000A 1.000A 763.403 90.561% 1659 37.6 45.95°C 0.988
11.999V 5.016V 3.305V 4.977V 842.975 55.15°C 230.24V

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 1.231A 0.497A 0.495A 0.196A 19.987 67.840% 591 10.4 0.834
12.047V 5.044V 3.334V 5.103V 29.462 115.08V
2 2.465A 0.991A 0.989A 0.393A 39.977 78.847% 595 10.4 0.921
12.042V 5.042V 3.332V 5.093V 50.702 115.10V
3 3.699A 1.488A 1.487A 0.590A 60.008 83.571% 595 10.4 0.960
12.046V 5.039V 3.331V 5.083V 71.805 115.10V
4 4.932A 1.984A 1.983A 0.788A 79.959 85.544% 597 10.7 0.969
12.037V 5.037V 3.329V 5.073V 93.471 115.10V

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 1.236A 0.496A 0.493A 0.196A 20.001 68.872% 598 10.7 0.530
12.019V 5.044V 3.333V 5.101V 29.041 230.28V
2 2.471A 0.991A 0.992A 0.393A 39.993 79.916% 597 10.7 0.673
12.017V 5.040V 3.331V 5.091V 50.044 230.29V
3 3.707A 1.488A 1.486A 0.591A 60.025 84.554% 596 10.6 0.758
12.025V 5.038V 3.330V 5.082V 70.990 230.29V
4 4.934A 1.987A 1.982A 0.789A 79.978 86.937% 599 10.9 0.812
12.033V 5.036V 3.329V 5.072V 91.995 230.29V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load10.40mV7.60mV10.60mV8.60mVPass
20% Load16.60mV7.50mV10.80mV9.60mVPass
30% Load13.00mV8.20mV10.40mV9.80mVPass
40% Load12.70mV9.60mV12.40mV11.00mVPass
50% Load13.10mV12.70mV15.80mV12.70mVPass
60% Load13.30mV11.90mV15.00mV13.30mVPass
70% Load13.90mV11.00mV13.40mV14.70mVPass
80% Load15.50mV11.40mV14.80mV15.90mVPass
90% Load15.90mV12.30mV15.70mV17.00mVPass
100% Load26.00mV13.70mV16.40mV18.40mVPass
110% Load27.90mV15.00mV17.00mV20.30mVPass
Crossload118.60mV9.60mV15.50mV12.10mVPass
Crossload226.20mV13.20mV14.90mV18.00mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load12.20mV7.10mV11.50mV8.00mVPass
20% Load17.30mV7.50mV10.90mV9.00mVPass
30% Load17.90mV8.30mV11.80mV9.90mVPass
40% Load15.70mV9.90mV14.70mV10.70mVPass
50% Load13.90mV12.50mV16.10mV11.80mVPass
60% Load13.30mV11.70mV16.10mV13.10mVPass
70% Load14.20mV10.70mV15.10mV14.10mVPass
80% Load14.60mV11.30mV14.70mV14.80mVPass
90% Load15.40mV12.20mV15.00mV16.00mVPass
100% Load26.60mV13.00mV17.80mV18.30mVPass
110% Load27.70mV13.40mV18.10mV18.90mVPass
Crossload118.50mV10.00mV16.60mV11.80mVPass
Crossload226.30mV12.20mV15.60mV17.30mVPass

The results above are not used in the certification process

Cooler Master MWE Gold 750 V2 (GX Gold 750)

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