CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master V SFX Gold 850 (ATX v3.1)
Serial NumberMPY8501SFHAGV3EEU1243500002
Lab IDCM85002598
  • Report: 24PS2598A
  • Receipt Date: Sep 23, 2024
  • Test Date: Oct 8, 2024
  • Report Date: Oct 9, 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-8501-SFHAGV-3EEU
Serial NumberMPY8501SFHAGV3EEU1243500002
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)6-12
Rated Frequency (Hz)50-60
Rated Power (W)850
TypeSFX
Cooling92mm Fluid Dynamic Bearing Fan (HA9215VH12FD-F00)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202070.830.3
Watts120849.6153.6
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
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 18AWG 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 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

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)22.5
AC Loss to PWR_OK Hold Up Time (ms)19.2
PWR_OK Inactive to DC Loss Delay (ms)3.3

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 115.12 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 0.20 % 2.00 % PASS
Real Power: 0.044 W -0.008 W N/A 0.085 W N/A N/A
Apparent Power: 12.309 W 11.535 W N/A 13.100 W N/A N/A
Power Factor: 0.005 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 231.08 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: 0.111 W 0.070 W N/A 0.178 W N/A N/A
Apparent Power: 38.291 W 37.366 W N/A 39.172 W N/A N/A
Power Factor: 0.004 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 62.033% 0.034
5.134V 0.373W 114.91V
2 0.09A 0.462W 69.37% 0.06
5.132V 0.666W 114.91V
3 0.55A 2.815W 77.672% 0.257
5.119V 3.624W 114.9V
4 1A 5.105W 78.251% 0.355
5.105V 6.524W 114.91V
5 1.5A 7.635W 78.483% 0.401
5.089V 9.728W 114.9V
6 3A 15.126W 76.285% 0.47
5.042V 19.829W 114.9V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 53.874% 0.012
5.134V 0.43W 229.9V
2 0.09A 0.462W 63.82% 0.02
5.132V 0.726W 229.9V
3 0.55A 2.815W 76.924% 0.095
5.119V 3.661W 229.9V
4 1A 5.105W 78.179% 0.159
5.105V 6.53W 229.9V
5 1.5A 7.635W 78.944% 0.205
5.089V 9.672W 229.9V
6 3A 15.126W 78.117% 0.316
5.042V 19.363W 229.9V

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% 5.238A 1.99A 1.986A 0.982A 85.004 82.623% 1302 18.6 40.02°C 0.934
12.102V 5.024V 3.323V 5.094V 102.882 42.74°C 114.89V
20% 11.504A 2.991A 2.987A 1.181A 169.942 88.866% 1384 20.6 40.54°C 0.958
12.086V 5.015V 3.315V 5.08V 191.234 43.88°C 114.86V
30% 18.141A 3.495A 3.493A 1.382A 254.944 90.129% 1517 23.7 41.01°C 0.975
12.066V 5.007V 3.307V 5.066V 282.87 45.16°C 114.83V
40% 24.802A 4.001A 4A 1.583A 340.028 90.316% 1694 27.2 41.56°C 0.984
12.048V 4.999V 3.3V 5.052V 376.488 46.76°C 114.8V
50% 31.118A 5.011A 5.014A 1.787A 424.859 89.955% 1897 30.7 42.03°C 0.988
12.030V 4.99V 3.291V 5.038V 472.301 48.72°C 114.77V
60% 37.431A 6.025A 6.033A 1.992A 509.417 89.406% 2114 34.1 42.87°C 0.991
12.012V 4.98V 3.282V 5.022V 569.778 50.57°C 114.74V
70% 43.832A 7.043A 7.058A 2.198A 594.767 88.678% 2311 36.4 43.18°C 0.993
11.992V 4.97V 3.274V 5.006V 670.704 52.77°C 114.7V
80% 50.257A 8.063A 8.088A 2.304A 679.586 87.817% 2510 40 43.62°C 0.993
11.972V 4.96V 3.264V 4.993V 773.863 55.29°C 114.68V
90% 57.113A 8.583A 8.6A 2.41A 765.01 86.895% 2668 40.9 44.26°C 0.994
11.950V 4.951V 3.256V 4.979V 880.393 57.86°C 114.64V
100% 63.732A 9.105A 9.145A 3.032A 849.804 85.803% 2847 43 45.81°C 0.995
11.927V 4.941V 3.248V 4.948V 990.405 61.47°C 114.61V
110% 70.277A 10.14A 10.285A 3.039A 934.358 84.467% 3033 44.5 46.74°C 0.996
11.897V 4.93V 3.238V 4.936V 1106.167 65.37°C 114.56V
CL1 0.116A 14.452A 14.475A 0A 121.293 82.07% 2335 36.7 41.05°C 0.944
12.129V 4.995V 3.296V 5.11V 147.794 50.5°C 114.86V
CL2 0.114A 20A 0A 0A 101.342 78.735% 2063 33.2 40.81°C 0.941
12.123V 4.997V 3.313V 5.118V 128.714 47.26°C 114.88V
CL3 0.114A 0A 19.986A 0A 67.396 73.58% 1899 30.7 40.81°C 0.929
12.114V 5.019V 3.303V 5.12V 91.593 45.95°C 114.89V
CL4 71.342A 0A 0A 0.002A 849.542 86.602% 2649 40.7 45.35°C 0.994
11.908V 4.965V 3.271V 5.065V 980.991 58.42°C 114.62V

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% 5.238A 1.99A 1.986A 0.982A 85.007 83.838% 1414 21.5 40°C 0.812
12.105V 5.024V 3.324V 5.094V 101.393 42.8°C 229.87V
20% 11.505A 2.991A 2.987A 1.181A 169.959 90.373% 1457 22.3 40.58°C 0.898
12.086V 5.015V 3.315V 5.08V 188.069 43.41°C 229.85V
30% 18.144A 3.495A 3.493A 1.382A 254.978 91.77% 1571 25 41.03°C 0.932
12.066V 5.007V 3.307V 5.067V 277.844 44.11°C 229.84V
40% 24.806A 4.001A 4A 1.584A 340.071 92.18% 1735 28 41.51°C 0.947
12.048V 5V 3.3V 5.053V 368.921 45.3°C 229.84V
50% 31.125A 5.01A 5.013A 1.787A 424.925 92.035% 1935 31.2 42.1°C 0.959
12.030V 4.99V 3.292V 5.038V 461.7 46.59°C 229.82V
60% 37.435A 6.024A 6.031A 1.991A 509.452 91.78% 2115 34.1 42.79°C 0.966
12.011V 4.981V 3.283V 5.023V 555.083 47.54°C 229.81V
70% 43.833A 7.042A 7.056A 2.197A 594.771 91.378% 2296 36.3 43.08°C 0.97
11.992V 4.972V 3.275V 5.007V 650.896 48.96°C 229.79V
80% 50.255A 8.061A 8.085A 2.303A 679.57 90.874% 2476 40 43.57°C 0.974
11.972V 4.962V 3.265V 4.994V 747.816 50.07°C 229.78V
90% 57.109A 8.581A 8.597A 2.409A 764.984 90.323% 2643 40.6 44.17°C 0.978
11.951V 4.952V 3.257V 4.982V 846.956 51.65°C 229.76V
100% 63.725A 9.104A 9.143A 3.031A 849.796 89.638% 2805 42.4 45.14°C 0.98
11.928V 4.942V 3.249V 4.95V 948.03 53.18°C 229.74V
110% 70.244A 10.138A 10.282A 3.038A 934.385 88.851% 2981 43.1 46.06°C 0.983
11.903V 4.931V 3.239V 4.939V 1051.631 55.74°C 229.72V
CL1 0.116A 14.451A 14.475A 0A 121.299 83.437% 2300 36.3 40.69°C 0.868
12.127V 4.995V 3.296V 5.111V 145.376 46.63°C 229.87V
CL2 0.114A 19.998A 0A 0A 101.344 79.967% 2051 33.2 40.93°C 0.852
12.122V 4.998V 3.313V 5.119V 126.733 45.47°C 229.87V
CL3 0.114A 0A 19.987A 0A 67.401 74.52% 1908 30.7 40.79°C 0.793
12.114V 5.019V 3.303V 5.12V 90.45 44.62°C 229.88V
CL4 71.343A 0A 0A 0.002A 849.563 90.247% 2615 40.2 45.32°C 0.98
11.908V 4.966V 3.271V 5.066V 941.382 51.96°C 229.74V

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 1.228A 0.497A 0.496A 0.195A 20.003 69.602% 0 <6.0 37.26°C 0.812
12.099V 5.031V 3.33V 5.127V 28.739 36.94°C 114.91V
40W 2.702A 0.696A 0.694A 0.293A 40.004 76.635% 873 <6.0 37.33°C 0.869
12.101V 5.03V 3.328V 5.121V 52.201 38.84°C 114.91V
60W 4.176A 0.895A 0.893A 0.391A 60.004 80.264% 1062 11.8 38.17°C 0.903
12.100V 5.028V 3.327V 5.116V 74.758 40.16°C 114.9V
80W 5.646A 1.094A 1.092A 0.489A 79.956 82.814% 1202 15.8 39.18°C 0.931
12.100V 5.026V 3.325V 5.111V 96.547 41.6°C 114.89V

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 1.228A 0.497A 0.496A 0.195A 20.002 70.516% 0 <6.0 36.31°C 0.5
12.099V 5.031V 3.33V 5.127V 28.366 37.43°C 229.88V
40W 2.702A 0.696A 0.694A 0.293A 40.001 77.276% 870 <6.0 37.03°C 0.673
12.102V 5.03V 3.329V 5.122V 51.762 39.55°C 229.88V
60W 4.176A 0.895A 0.893A 0.391A 60 81.421% 1066 11.8 38.11°C 0.754
12.101V 5.028V 3.327V 5.117V 73.694 40.44°C 229.87V
80W 5.646A 1.094A 1.091A 0.489A 79.95 83.941% 1230 16.6 39.01°C 0.802
12.102V 5.027V 3.326V 5.111V 95.244 41.68°C 229.87V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load12.94mV15.12mV11.61mV13.71mVPass
20% Load15.04mV16.40mV12.17mV13.71mVPass
30% Load13.66mV17.68mV11.51mV14.07mVPass
40% Load13.15mV19.36mV11.61mV17.14mVPass
50% Load14.12mV19.11mV12.74mV16.52mVPass
60% Load14.33mV23.96mV17.03mV18.21mVPass
70% Load14.02mV26.98mV18.67mV19.13mVPass
80% Load14.73mV22.32mV15.50mV20.46mVPass
90% Load14.79mV23.50mV14.43mV22.35mVPass
100% Load19.55mV24.52mV16.01mV31.84mVPass
110% Load23.62mV25.77mV15.15mV31.35mVPass
Crossload122.47mV23.19mV14.27mV13.71mVPass
Crossload214.07mV28.71mV12.43mV15.40mVPass
Crossload312.84mV30.96mV15.14mV14.12mVPass
Crossload419.40mV36.39mV13.99mV20.92mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load13.20mV14.56mV12.48mV14.22mVPass
20% Load14.27mV17.88mV12.43mV13.91mVPass
30% Load13.61mV17.58mV11.51mV14.99mVPass
40% Load13.05mV17.98mV12.48mV16.01mVPass
50% Load13.71mV19.46mV12.63mV17.19mVPass
60% Load13.25mV23.76mV17.49mV19.13mVPass
70% Load13.61mV27.89mV19.49mV19.44mVPass
80% Load14.37mV22.63mV18.41mV22.56mVPass
90% Load14.99mV22.43mV14.63mV22.76mVPass
100% Load21.47mV26.83mV15.61mV30.24mVPass
110% Load25.17mV25.69mV15.79mV30.86mVPass
Crossload123.32mV22.04mV15.15mV13.35mVPass
Crossload213.20mV27.43mV12.43mV15.75mVPass
Crossload312.59mV30.04mV15.40mV13.81mVPass
Crossload421.79mV35.09mV13.68mV20.87mVPass

The results above are not used in the certification process

Cooler Master V SFX Gold 850 (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