CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master XG 750 (#2)
Serial NumberMPG7501AFBAPEU2234400002
Lab IDCM75002305
  • Report: 23PS2305A
  • Receipt Date: Nov 27, 2023
  • Test Date: Dec 13, 2023
  • Report Date: Dec 14, 2023
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)
SeriesXG
Model NumberMPG-7501-AFBAP
Serial NumberMPG7501AFBAPEU2234400002
DUT NotesΝo 12VHPWR

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)50-60
Rated Power (W)750
TypeATX12V
Cooling140mm Fluid Dynamic Bearing Fan
(EFC-14E12D)
Semi-Passive Operation✓ (selectable)
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 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 (650mm) 1 1 18AWG No
4+4 pin EPS12V (650mm) 1 1 18AWG No
8 pin EPS12V (650mm) 1 1 18AWG No
6+2 pin PCIe (550mm+120mm) 2 4 16-18AWG No
SATA (510mm+120mm+120mm+120mm) 3 12 18AWG No
4 pin Molex (500mm+120mm+120mm+120mm) 1 4 18AWG No
AC Power Cord (1390mm) - 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)21.4
AC Loss to PWR_OK Hold Up Time (ms)17
PWR_OK Inactive to DC Loss Delay (ms)4.4

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 114.93 V 114.84 V 113.85 V 115.01 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.95 Hz 59.40 Hz 60.04 Hz 60.60 Hz PASS
Mains Voltage CF: 1.420 1.419 1.340 1.423 1.490 PASS
Mains Voltage THD: 0.28 % 0.21 % N/A 0.40 % 2.00 % PASS
Real Power: 0.045 W 0.008 W N/A 0.059 W N/A N/A
Apparent Power: 6.351 W 6.336 W N/A 6.365 W N/A N/A
Power Factor: 0.009 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 229.89 V 229.79 V 227.70 V 229.99 V 232.30 V PASS
Mains Frequency: 50.00 Hz 49.98 Hz 49.50 Hz 50.02 Hz 50.50 Hz PASS
Mains Voltage CF: 1.417 1.416 1.340 1.419 1.490 PASS
Mains Voltage THD: 0.19 % 0.14 % N/A 0.25 % 2.00 % PASS
Real Power: 0.093 W 0.074 W N/A 0.116 W N/A N/A
Apparent Power: 21.513 W 21.464 W N/A 21.578 W N/A N/A
Power Factor: 0.005 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 69.803% 0.052
5.135V 0.331W 114.91V
2 0.09A 0.462W 75.811% 0.093
5.134V 0.609W 114.91V
3 0.55A 2.818W 82.561% 0.329
5.124V 3.413W 114.91V
4 1A 5.115W 82.493% 0.41
5.115V 6.201W 114.91V
5 1.5A 7.657W 82.275% 0.446
5.105V 9.307W 114.91V
6 3A 15.216W 80.558% 0.5
5.073V 18.888W 114.91V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 60.543% 0.018
5.135V 0.383W 229.89V
2 0.09A 0.462W 69.342% 0.031
5.134V 0.668W 229.89V
3 0.55A 2.818W 80.213% 0.148
5.124V 3.514W 229.88V
4 1A 5.115W 82.129% 0.229
5.115V 6.228W 229.88V
5 1.5A 7.657W 82.002% 0.291
5.104V 9.337W 229.88V
6 3A 15.217W 81.506% 0.379
5.073V 18.671W 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% 4.386A 1.991A 2.001A 0.979A 75.002 86.391% 0 <6.0 44.57°C 0.943
12.177V 5.023V 3.298V 5.107V 86.818 40.29°C 114.89V
20% 9.775A 2.987A 3.003A 1.177A 149.934 90.096% 0 <6.0 45.13°C 0.969
12.177V 5.022V 3.296V 5.096V 166.417 40.62°C 114.87V
30% 15.511A 3.485A 3.504A 1.376A 224.933 91.49% 0 <6.0 46.44°C 0.979
12.177V 5.021V 3.296V 5.086V 245.854 41.43°C 114.84V
40% 21.252A 3.983A 4.006A 1.576A 300.018 91.75% 0 <6.0 47.28°C 0.985
12.178V 5.021V 3.295V 5.076V 326.993 41.68°C 114.82V
50% 26.593A 4.98A 5.009A 1.777A 374.432 91.597% 292 <6.0 42.03°C 0.985
12.181V 5.02V 3.294V 5.065V 408.786 48.03°C 114.79V
60% 31.989A 5.98A 6.015A 1.978A 449.333 91.297% 296 <6.0 42.98°C 0.986
12.177V 5.017V 3.292V 5.055V 492.165 49.49°C 114.76V
70% 37.397A 6.979A 7.023A 2.18A 524.253 90.886% 638 17.4 43.47°C 0.988
12.170V 5.015V 3.29V 5.045V 576.828 50.57°C 114.74V
80% 42.869A 7.977A 8.029A 2.283A 599.449 90.454% 643 17.7 43.99°C 0.989
12.166V 5.013V 3.288V 5.037V 662.714 52.09°C 114.71V
90% 48.659A 8.478A 8.518A 2.386A 674.466 89.954% 651 18.0 44.27°C 0.99
12.166V 5.012V 3.287V 5.028V 749.786 53.38°C 114.68V
100% 54.243A 8.978A 9.038A 2.995A 749.68 89.329% 840 26.4 45.55°C 0.991
12.167V 5.011V 3.286V 5.009V 839.231 55.6°C 114.65V
110% 59.706A 9.98A 10.138A 2.999A 824.717 88.657% 1075 33.4 46.95°C 0.992
12.167V 5.01V 3.284V 5.002V 930.23 57.88°C 114.62V
CL1 0.114A 12.01A 12.079A 0A 101.287 83.859% 0 <6.0 44.52°C 0.96
12.200V 5.012V 3.287V 5.12V 120.783 39.07°C 114.88V
CL2 0.113A 19.927A 0A 0A 101.34 81.497% 0 <6.0 41.98°C 0.96
12.202V 5.016V 3.3V 5.122V 124.348 34.97°C 114.87V
CL3 0.113A 0A 20.052A 0A 67.393 76.876% 0 <6.0 42.53°C 0.944
12.203V 5.023V 3.292V 5.122V 87.666 33.48°C 114.89V
CL4 61.606A 0A 0A 0A 749.534 90.147% 825 25.8 45.86°C 0.991
12.167V 5.027V 3.303V 5.077V 831.458 56.83°C 114.66V

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% 4.384A 1.99A 2.001A 0.979A 74.997 87.021% 0 <6.0 44.39°C 0.814
12.180V 5.025V 3.299V 5.107V 86.182 40.11°C 229.87V
20% 9.774A 2.986A 3.003A 1.177A 149.928 91.424% 0 <6.0 45.27°C 0.907
12.177V 5.023V 3.297V 5.097V 163.99 40.57°C 229.86V
30% 15.512A 3.484A 3.504A 1.376A 224.928 92.8% 0 <6.0 46.56°C 0.941
12.177V 5.022V 3.296V 5.086V 242.376 41.49°C 229.85V
40% 21.256A 3.983A 4.006A 1.576A 300.015 93.339% 0 <6.0 47.41°C 0.958
12.176V 5.022V 3.295V 5.076V 321.424 41.89°C 229.84V
50% 26.601A 4.98A 5.009A 1.777A 374.445 93.363% 0 <6.0 48.12°C 0.967
12.177V 5.02V 3.294V 5.065V 401.066 42.07°C 229.82V
60% 31.983A 5.978A 6.014A 1.979A 449.359 93.227% 640 17.5 42.6°C 0.973
12.180V 5.019V 3.293V 5.055V 481.999 49.27°C 229.81V
70% 37.403A 6.979A 7.023A 2.18A 524.291 92.978% 637 17.4 43.26°C 0.977
12.170V 5.016V 3.29V 5.045V 563.889 50.35°C 229.8V
80% 42.874A 7.976A 8.03A 2.283A 599.501 92.743% 643 17.7 43.62°C 0.98
12.166V 5.014V 3.288V 5.036V 646.411 51.68°C 229.78V
90% 48.666A 8.477A 8.519A 2.387A 674.525 92.461% 650 18.0 44.14°C 0.982
12.165V 5.013V 3.287V 5.028V 729.521 53.18°C 229.77V
100% 54.254A 8.977A 9.039A 2.995A 749.742 92.052% 816 25.4 45.22°C 0.983
12.166V 5.012V 3.286V 5.008V 814.483 55.31°C 229.76V
110% 59.719A 9.979A 10.14A 2.999A 824.779 91.622% 1052 32.7 46.73°C 0.985
12.165V 5.01V 3.284V 5.002V 900.195 57.66°C 229.75V
CL1 0.114A 12.006A 12.077A 0A 101.291 85.151% 0 <6.0 43.46°C 0.871
12.199V 5.013V 3.287V 5.119V 118.953 38°C 229.87V
CL2 0.113A 19.924A 0A 0A 101.342 82.371% 0 <6.0 43.76°C 0.876
12.201V 5.017V 3.3V 5.121V 123.034 36.73°C 229.87V
CL3 0.113A 0A 20.053A 0A 67.399 77.285% 0 <6.0 48.01°C 0.817
12.201V 5.023V 3.292V 5.122V 87.209 38.85°C 229.87V
CL4 61.619A 0A 0A 0A 749.715 92.795% 774 23.8 45.29°C 0.983
12.167V 5.024V 3.298V 5.077V 807.922 56.25°C 229.76V

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 1.220A 0.497A 0.5A 0.195A 19.994 69.71% 0 <6.0 39.8°C 0.84
12.166V 5.025V 3.299V 5.129V 28.681 36.74°C 114.91V
40W 2.686A 0.697A 0.7A 0.293A 39.996 79.985% 0 <6.0 41.18°C 0.911
12.172V 5.025V 3.299V 5.125V 50.005 37.96°C 114.91V
60W 4.150A 0.896A 0.9A 0.391A 59.998 84.845% 0 <6.0 42.28°C 0.938
12.174V 5.024V 3.299V 5.121V 70.714 38.52°C 114.9V
80W 5.612A 1.095A 1.1A 0.489A 79.949 87.58% 0 <6.0 43.09°C 0.947
12.175V 5.024V 3.299V 5.117V 91.289 39.16°C 114.9V

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 1.220A 0.497A 0.5A 0.195A 19.998 69.562% 0 <6.0 39.8°C 0.574
12.173V 5.028V 3.301V 5.129V 28.75 36.73°C 229.89V
40W 2.684A 0.696A 0.7A 0.293A 39.994 80.594% 0 <6.0 40.26°C 0.695
12.176V 5.027V 3.3V 5.125V 49.623 37.02°C 229.89V
60W 4.150A 0.895A 0.9A 0.39A 59.992 85.655% 0 <6.0 42.44°C 0.775
12.176V 5.026V 3.3V 5.121V 70.042 38.99°C 229.88V
80W 5.610A 1.094A 1.1A 0.488A 79.933 88.15% 0 <6.0 43.18°C 0.825
12.176V 5.026V 3.299V 5.118V 90.68 39.37°C 229.87V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load19.99mV8.48mV9.72mV11.82mVPass
20% Load21.93mV8.48mV9.57mV11.61mVPass
30% Load19.20mV8.84mV9.67mV11.92mVPass
40% Load17.70mV8.28mV9.31mV12.79mVPass
50% Load16.98mV8.69mV9.51mV12.99mVPass
60% Load17.14mV8.73mV10.03mV12.89mVPass
70% Load18.88mV9.04mV9.62mV13.86mVPass
80% Load19.75mV11.08mV13.35mV14.37mVPass
90% Load21.03mV11.75mV13.50mV14.94mVPass
100% Load34.20mV13.42mV13.16mV16.25mVPass
110% Load35.61mV13.00mV14.46mV16.95mVPass
Crossload130.93mV14.68mV14.78mV13.89mVPass
Crossload220.62mV20.39mV10.23mV14.07mVPass
Crossload320.19mV11.55mV16.98mV13.35mVPass
Crossload433.25mV8.63mV11.04mV16.84mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load19.73mV8.12mV9.62mV12.33mVPass
20% Load21.68mV8.28mV9.62mV12.02mVPass
30% Load19.83mV8.12mV9.26mV12.84mVPass
40% Load16.49mV8.53mV9.67mV13.56mVPass
50% Load15.70mV8.99mV10.28mV13.20mVPass
60% Load15.91mV9.86mV9.87mV13.91mVPass
70% Load16.68mV8.89mV9.87mV14.02mVPass
80% Load18.88mV11.80mV12.79mV14.37mVPass
90% Load19.18mV11.29mV13.15mV15.55mVPass
100% Load33.00mV12.53mV14.61mV16.11mVPass
110% Load34.47mV13.43mV15.35mV16.65mVPass
Crossload129.14mV12.75mV14.44mV14.62mVPass
Crossload219.63mV20.49mV10.18mV13.56mVPass
Crossload319.48mV11.04mV17.19mV13.97mVPass
Crossload433.53mV8.98mV10.51mV16.48mVPass

The results above are not used in the certification process

Cooler Master XG 750 (#2)

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