CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master X Silent Edge Platinum 850
Serial NumberMPS8501AZAPBEU1243800001
Lab IDCM85002603
  • Report: 24PS2603A
  • Receipt Date: Sep 23, 2024
  • Test Date: Oct 10, 2024
  • Report Date: Oct 10, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Lab Director

General Information

DUT Information

BrandCooler Master
Manufacturer (OEM)Cooler Master
SeriesX Silent Edge
Model NumberMPS-8501-AZAP
Serial NumberMPS8501AZAPBEU1243800001
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)9-5
Rated Frequency (Hz)50-60
Rated Power (W)850
TypeATX12V
CoolingPassive
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202070.830.3
Watts120850153.6
Total Max. Power (W)850

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

Cables and Connectors

Modular Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 24 pin (645mm) 1 1 16AWG No
4+4 pin EPS12V (650mm) 1 1 16AWG No
8 pin EPS12V (650mm) 1 1 16AWG No
6+2 pin PCIe (550mm) 4 4 16-18AWG No
12+4 pin PCIe (650mm) (600W) 1 1 16-28AWG No
SATA (500mm+150mm+150mm+150mm) 3 12 18AWG No
4-pin Molex (450mm+120mm+120mm+120mm) 1 4 18AWG No
M/B USB Connector (800mm) 1 1 24AWG No
4-pin PWM Fan Connector (400mm) 1 1 28AWG No
AC Power Cord (1380mm) - C13 coupler 1 1 17AWG -

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

Average Efficiency90.900%
Efficiency With 10W (≤500W) or 2% (>500W) Load -115V61.124
Average Efficiency VSB87.718%
Standby Power Consumption (W)0.0687
Average PF0.995
Avg Noise Output6.00 dB(A)
Efficiency Rating (ETA)PLATINUM
Noise Rating (LAMBDA)A++
Average Efficiency92.807%
Average Efficiency VSB86.855%
Standby Power Consumption (W)0.1617
Average PF0.976
Avg Noise Output6.00 dB(A)
Efficiency Rating (ETA)PLATINUM
Noise Rating (LAMBDA)A++

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)26.8
AC Loss to PWR_OK Hold Up Time (ms)16.8
PWR_OK Inactive to DC Loss Delay (ms)10

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.08 V 115.03 V 113.85 V 115.11 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.94 Hz 59.40 Hz 60.02 Hz 60.60 Hz PASS
Mains Voltage CF: 1.416 1.415 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.14 % 0.10 % N/A 0.20 % 2.00 % PASS
Real Power: 0.069 W 0.004 W N/A 0.177 W N/A N/A
Apparent Power: 14.366 W 14.165 W N/A 14.563 W N/A N/A
Power Factor: 0.010 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 230.92 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 % 0.14 % N/A 0.27 % 2.00 % PASS
Real Power: 0.162 W 0.119 W N/A 0.236 W N/A N/A
Apparent Power: 47.760 W 47.330 W N/A 48.194 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

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 0.23W 66.431% 0.025
5.101V 0.346W 114.84V
2 0.09A 0.459W 75.009% 0.044
5.1V 0.612W 114.84V
3 0.55A 2.799W 88.085% 0.204
5.089V 3.177W 114.84V
4 1A 5.078W 89.375% 0.311
5.078V 5.682W 114.83V
5 1.5A 7.599W 88.897% 0.39
5.065V 8.548W 114.84V
6 3A 15.087W 87.788% 0.489
5.029V 17.185W 114.83V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.23W 58.343% 0.008
5.101V 0.397W 229.84V
2 0.09A 0.459W 68.016% 0.014
5.1V 0.675W 229.83V
3 0.55A 2.799W 84.842% 0.068
5.089V 3.299W 229.83V
4 1A 5.078W 88.287% 0.115
5.078V 5.753W 229.82V
5 1.5A 7.599W 89.112% 0.163
5.066V 8.527W 229.83V
6 3A 15.088W 88.845% 0.278
5.029V 16.981W 229.83V

Supplementary Tests (For Reference)

Typical Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Temps (In/Out) PF/AC Volts
10% 5.254A 1.983A 1.966A 0.985A 85.002 84.31% 42.17°C 0.98
12.068V 5.043V 3.357V 5.076V 100.835 40.22°C 114.82V
20% 11.524A 2.978A 2.953A 1.185A 169.933 89.66% 43.44°C 0.994
12.065V 5.037V 3.352V 5.065V 189.53 40.77°C 114.78V
30% 18.149A 3.477A 3.45A 1.385A 254.938 91.57% 43.86°C 0.997
12.062V 5.033V 3.348V 5.054V 278.406 41.32°C 114.79V
40% 24.783A 3.977A 3.947A 1.586A 340.022 92.343% 44.7°C 0.998
12.058V 5.028V 3.344V 5.043V 368.274 41.62°C 115.02V
50% 31.053A 4.977A 4.941A 1.789A 424.819 92.563% 45.93°C 0.998
12.054V 5.023V 3.34V 5.032V 458.961 42.13°C 114.76V
60% 37.307A 5.979A 5.937A 1.992A 509.364 92.34% 47.28°C 0.998
12.050V 5.018V 3.335V 5.021V 551.355 42.76°C 114.68V
70% 43.630A 6.984A 6.937A 2.196A 594.668 92.395% 49.09°C 0.998
12.046V 5.012V 3.33V 5.01V 643.609 43.17°C 114.69V
80% 49.959A 7.988A 7.937A 2.299A 679.503 92.18% 51.02°C 0.999
12.042V 5.007V 3.326V 5.001V 737.214 43.83°C 114.91V
90% 56.686A 8.495A 8.428A 2.404A 764.93 91.902% 53.63°C 0.998
12.039V 5.003V 3.322V 4.993V 832.306 44.4°C 115.09V
100% 63.151A 9.003A 8.95A 3.018A 849.746 91.5% 56.49°C 0.999
12.035V 4.998V 3.318V 4.971V 928.738 45.95°C 114.92V
110% 69.485A 10.014A 10.049A 3.022A 934.319 91.045% 60.08°C 0.999
12.032V 4.993V 3.313V 4.965V 1026.084 46.31°C 114.67V
CL1 0.115A 14.389A 14.272A 0A 121.296 84.837% 59.72°C 0.988
12.079V 5.018V 3.342V 5.095V 142.977 42.28°C 114.85V
CL2 0.115A 19.897A 0A 0A 101.34 83.425% 57.87°C 0.985
12.081V 5.023V 3.352V 5.099V 121.478 42.88°C 114.81V
CL3 0.114A 0A 19.692A 0A 67.382 78.791% 55.99°C 0.971
12.080V 5.039V 3.352V 5.099V 85.51 42.75°C 114.85V
CL4 70.559A 0A 0A 0A 849.504 92.052% 57.44°C 0.999
12.040V 5.024V 3.336V 5.05V 922.831 46.26°C 114.57V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Temps (In/Out) PF/AC Volts
10% 5.251A 1.982A 1.965A 0.985A 85.003 85.486% 44.93°C 0.879
12.074V 5.044V 3.358V 5.077V 99.439 40.15°C 229.82V
20% 11.520A 2.977A 2.952A 1.185A 169.936 90.873% 44.91°C 0.957
12.070V 5.039V 3.353V 5.066V 187.001 40.74°C 229.81V
30% 18.143A 3.476A 3.449A 1.385A 254.94 92.81% 45.11°C 0.979
12.065V 5.034V 3.349V 5.055V 274.666 41.23°C 229.8V
40% 24.777A 3.977A 3.947A 1.586A 340.024 93.68% 45.4°C 0.987
12.060V 5.029V 3.345V 5.044V 362.998 41.65°C 229.79V
50% 31.049A 4.977A 4.941A 1.788A 424.828 94.062% 45.71°C 0.991
12.056V 5.023V 3.34V 5.033V 451.516 42.06°C 229.78V
60% 37.304A 5.979A 5.937A 1.992A 509.363 94.324% 46.97°C 0.994
12.051V 5.018V 3.335V 5.022V 540.029 42.83°C 229.77V
70% 43.629A 6.983A 6.937A 2.196A 594.682 94.397% 47.84°C 0.995
12.047V 5.012V 3.33V 5.01V 629.993 43.08°C 229.75V
80% 49.958A 7.988A 7.937A 2.299A 679.515 94.39% 48.87°C 0.996
12.042V 5.007V 3.326V 5.002V 719.847 43.5°C 229.73V
90% 56.689A 8.495A 8.428A 2.404A 764.943 94.347% 49.6°C 0.997
12.038V 5.002V 3.322V 4.993V 810.789 44.5°C 229.72V
100% 63.155A 9.003A 8.951A 3.018A 849.759 94.227% 51.11°C 0.997
12.035V 4.998V 3.318V 4.971V 901.823 45.67°C 229.7V
110% 69.492A 10.015A 10.049A 3.022A 934.333 94.081% 52.51°C 0.998
12.031V 4.992V 3.313V 4.964V 993.062 46.98°C 229.69V
CL1 0.116A 14.391A 14.273A 0A 121.297 85.97% 49.79°C 0.932
12.077V 5.017V 3.342V 5.095V 141.102 42.21°C 229.82V
CL2 0.115A 19.899A 0A 0A 101.344 84.472% 49.56°C 0.91
12.079V 5.023V 3.352V 5.099V 119.965 42.33°C 229.83V
CL3 0.114A 0A 19.694A 0A 67.382 79.434% 47.71°C 0.85
12.077V 5.039V 3.351V 5.099V 84.845 41.93°C 229.84V
CL4 70.575A 0A 0A 0A 849.518 94.78% 49.82°C 0.998
12.038V 5.024V 3.336V 5.05V 896.341 44.56°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 Temps (In/Out) PF/AC Volts
20W 1.231A 0.495A 0.491A 0.196A 19.998 64.675% 44.98°C 0.88
12.063V 5.047V 3.36V 5.097V 30.922 36.14°C 114.84V
40W 2.708A 0.693A 0.687A 0.294A 39.997 76.175% 44.12°C 0.941
12.068V 5.048V 3.361V 5.095V 52.505 37.94°C 114.84V
60W 4.187A 0.891A 0.884A 0.393A 59.997 81.78% 41.79°C 0.965
12.068V 5.047V 3.36V 5.092V 73.365 38.77°C 114.82V
80W 5.660A 1.09A 1.08A 0.491A 79.939 84.201% 41.06°C 0.978
12.068V 5.046V 3.359V 5.088V 94.944 39.48°C 114.81V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Temps (In/Out) PF/AC Volts
20W 1.229A 0.494A 0.49A 0.196A 20.007 64.316% 58.58°C 0.534
12.089V 5.056V 3.368V 5.102V 31.123 36.1°C 229.83V
40W 2.705A 0.693A 0.686A 0.294A 40.003 77.215% 55.12°C 0.714
12.086V 5.054V 3.366V 5.098V 51.804 37.06°C 229.83V
60W 4.182A 0.891A 0.883A 0.393A 60.002 81.778% 54.89°C 0.814
12.084V 5.052V 3.364V 5.094V 73.385 38.14°C 229.82V
80W 5.654A 1.089A 1.079A 0.491A 79.947 85.412% 54.1°C 0.867
12.082V 5.05V 3.363V 5.09V 93.634 39.14°C 229.82V

The results above are not used in the certification process

Ripple Measurements

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 9.7 mV 12.6 mV 11.7 mV 6.7 mV Pass
20% Load 10.4 mV 12.9 mV 11.4 mV 6.6 mV Pass
30% Load 11.5 mV 13.3 mV 12.2 mV 6.8 mV Pass
40% Load 13.0 mV 14.2 mV 11.7 mV 7.1 mV Pass
50% Load 14.3 mV 15.0 mV 13.3 mV 7.7 mV Pass
60% Load 16.2 mV 14.1 mV 12.7 mV 7.3 mV Pass
70% Load 18.4 mV 15.2 mV 14.5 mV 8.8 mV Pass
80% Load 20.6 mV 16.9 mV 16.7 mV 8.7 mV Pass
90% Load 22.7 mV 16.5 mV 15.4 mV 8.5 mV Pass
100% Load 33.6 mV 19.7 mV 15.5 mV 9.8 mV Pass
110% Load 37.1 mV 20.2 mV 16.3 mV 10.5 mV Pass
Crossload 1 13.8 mV 20.2 mV 15.0 mV 22.3 mV Pass
Crossload 2 11.4 mV 19.9 mV 13.3 mV 17.3 mV Pass
Crossload 3 10.9 mV 12.0 mV 15.0 mV 17.2 mV Pass
Crossload 4 34.3 mV 14.8 mV 13.9 mV 23.2 mV Pass

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 12.6 mV 15.6 mV 14.2 mV 12.9 mV Pass
20% Load 12.1 mV 15.3 mV 14.8 mV 13.4 mV Pass
30% Load 11.1 mV 14.3 mV 11.9 mV 6.9 mV Pass
40% Load 12.7 mV 14.4 mV 12.8 mV 7.9 mV Pass
50% Load 13.5 mV 13.3 mV 12.8 mV 7.0 mV Pass
60% Load 15.8 mV 16.7 mV 13.2 mV 7.5 mV Pass
70% Load 17.0 mV 15.0 mV 13.3 mV 8.1 mV Pass
80% Load 18.8 mV 16.7 mV 15.3 mV 8.4 mV Pass
90% Load 20.7 mV 16.0 mV 14.4 mV 8.2 mV Pass
100% Load 33.1 mV 21.2 mV 18.1 mV 11.3 mV Pass
110% Load 34.8 mV 21.6 mV 19.8 mV 11.1 mV Pass
Crossload 1 16.4 mV 22.3 mV 18.1 mV 23.5 mV Pass
Crossload 2 12.4 mV 21.7 mV 14.4 mV 19.2 mV Pass
Crossload 3 10.9 mV 12.8 mV 15.1 mV 17.9 mV Pass
Crossload 4 30.7 mV 15.8 mV 14.9 mV 22.4 mV Pass

The results above are not used in the certification process

Cooler Master X Silent Edge Platinum 850

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