CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Corsair TX850e (ATX v3.1)
Serial Number
Lab IDCR85002529
  • Report: 24PS2529A
  • Receipt Date: Jul 31, 2024
  • Test Date: Aug 8, 2024
  • Report Date: Aug 13, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandCorsair
Manufacturer (OEM)Great Wall
SeriesTX
Model NumberTX850e
Serial Number
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-6
Rated Frequency (Hz)47-63
Rated Power (W)850
TypeATX12V
Cooling135mm Fluid Dynamic Bearing Fan (HA13525M12F-Z)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps252570.830.8
Watts130850159.6
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 (605mm) 1 1 18-20AWG No
4+4 pin EPS12V (650mm) 2 2 18AWG No
6+2 pin PCIe (675mm) 1 1 18AWG No
2 x 6+2 pin PCIe (675mm) 1 2 18AWG No
12+4 pin PCIe (675mm) (600W) 1 1 16-24AWG No
SATA (110mm+115mm+115mm+115mm) 1 4 18AWG No
SATA (100mm+115mm+115mm+115mm) 1 4 18AWG No
4-pin Molex (100mm+115mm+115mm+115mm) 1 4 18AWG No

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

Efficiency RatingGOLD
Noise RatingA-
Average Efficiency (>1450 load combinations)88.068%
Average Noise Output (>1450 Load Combinations)28.29dBA
Average PF (>1450 Load Combinations)0.988
Efficiency With 10W (≤500W) or 2% (>500W) Load63.722%
Standby Power Consumption0.0339W
12V Ripple (Full Load)34.79mV
5V Ripple (Full Load)16.44mV
3.3V Ripple (Full Load)14.79mV
5VSB Ripple (Full Load)19.94mV
12V Load Regulation0.86%
5V Load Regulation0.46%
3.3V Load Regulation0.76%
5VSB Load Regulation3.96%
Inrush Current180.800A
Efficiency RatingGOLD
Noise RatingA-
Average Efficiency (>1450 load combinations)90.414%
Average Noise Output (>1450 Load Combinations)27.21dBA
Average PF (>1450 Load Combinations)0.961
Efficiency With 10W (≤500W) or 2% (>500W) Load63.283%
Standby Power Consumption0.0950W
12V Ripple (Full Load)35.54mV
5V Ripple (Full Load)17.42mV
3.3V Ripple (Full Load)14.64mV
5VSB Ripple (Full Load)19.89mV
12V Load Regulation0.88%
5V Load Regulation0.50%
3.3V Load Regulation0.79%
5VSB Load Regulation3.96%
Inrush Current155.800A
12V Transient Response (200%)11.23V
5V Transient Response (200%)4.922V
3.3V Transient Response (200%)3.163V
5VSB Transient Response (200%)4.900V
Hold-Up Time & Power Ok Signal22.50ms
AC Loss to PWR_OK Hold Up Time19.90ms
PWR_OK Inactive to DC Loss Delay2.60ms
PSU Timings: T1 (20% / 100%)45.0ms44.0ms
PSU Timings: T3 (20% / 100%)128.0ms129.0ms
12V OCP (30.3°C / 42.8°C)93.60A (132.20%), 11.994V91.20A (128.81%), 11.994V
5V OCP (30.3°C / 42.8°C)31.7A (126.80%), 5.029V31.6A (126.40%), 5.03V
3.3V OCP (30.3°C / 42.8°C)32.7A (130.80%), 3.282V32.3A (129.20%), 3.283V
5VSB OCP (30.3°C / 42.8°C)5.5A (183.33%), 4.918V5.4A (180.00%), 4.92V
OPP (32.75°C / 41.30°C)129.26%124.91%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)22.5
AC Loss to PWR_OK Hold Up Time (ms)19.9
PWR_OK Inactive to DC Loss Delay (ms)2.6

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.10 V 115.05 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 % 0.09 % N/A 0.19 % 2.00 % PASS
Real Power: 0.034 W -0.006 W N/A 0.068 W N/A N/A
Apparent Power: 10.942 W 10.871 W N/A 11.025 W N/A N/A
Power Factor: 0.004 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 231.05 V 230.95 V 227.70 V 231.10 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 1.418 1.490 PASS
Mains Voltage THD: 0.17 % 0.15 % N/A 0.24 % 2.00 % PASS
Real Power: 0.095 W 0.061 W N/A 0.160 W N/A N/A
Apparent Power: 37.654 W 37.380 W N/A 37.929 W N/A N/A
Power Factor: 0.002 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

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 0.23W 70.3% 0.03
5.12V 0.327W 114.93V
2 0.09A 0.461W 76.684% 0.055
5.119V 0.601W 114.94V
3 0.55A 2.806W 82.078% 0.25
5.102V 3.419W 114.91V
4 1A 5.087W 81.602% 0.351
5.086V 6.234W 114.91V
5 1.5A 7.605W 80.059% 0.407
5.069V 9.499W 114.91V
6 3A 15.039W 77.18% 0.48
5.013V 19.485W 114.9V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 59.85% 0.011
5.121V 0.387W 229.88V
2 0.09A 0.461W 69.241% 0.018
5.119V 0.666W 229.88V
3 0.55A 2.807W 79.457% 0.094
5.103V 3.534W 229.88V
4 1A 5.088W 81.17% 0.157
5.087V 6.267W 229.88V
5 1.5A 7.605W 80.622% 0.215
5.069V 9.433W 229.88V
6 3A 15.046W 79.894% 0.323
5.015V 18.834W 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% 5.242A 1.988A 1.991A 0.984A 85.004 85.534% 0 <6.0 44.14°C 0.975
12.095V 5.031V 3.315V 5.081V 99.383 40.4°C 114.89V
20% 11.496A 2.983A 2.989A 1.185A 169.946 89.627% 0 <6.0 45.53°C 0.976
12.094V 5.028V 3.312V 5.065V 189.616 40.84°C 114.86V
30% 18.114A 3.481A 3.489A 1.386A 254.955 90.707% 0 <6.0 48.41°C 0.984
12.085V 5.027V 3.31V 5.049V 281.074 41.45°C 114.83V
40% 24.750A 3.982A 3.992A 1.59A 340.056 90.601% 995 33.4 41.98°C 0.988
12.075V 5.023V 3.307V 5.032V 375.331 49.5°C 114.8V
50% 31.034A 4.981A 4.995A 1.795A 424.927 90.304% 1039 34.2 42.05°C 0.992
12.065V 5.02V 3.304V 5.015V 470.552 50.36°C 114.79V
60% 37.302A 5.981A 5.999A 2A 509.469 89.818% 1114 36 42.85°C 0.994
12.055V 5.017V 3.301V 4.997V 567.223 52.1°C 114.74V
70% 43.640A 6.981A 7.005A 2.209A 594.765 89.156% 1223 38.6 43.32°C 0.995
12.045V 5.015V 3.298V 4.98V 667.106 53.93°C 114.71V
80% 49.991A 7.979A 8.011A 2.316A 679.567 88.375% 1326 40.9 43.95°C 0.995
12.035V 5.012V 3.296V 4.967V 768.955 56°C 114.68V
90% 56.752A 8.48A 8.501A 2.423A 764.987 87.546% 1445 43.8 44.54°C 0.996
12.026V 5.011V 3.294V 4.953V 873.818 58.18°C 114.65V
100% 63.258A 8.982A 9.023A 3.048A 849.795 86.555% 1568 45.6 45.37°C 0.996
12.016V 5.009V 3.292V 4.921V 981.794 60.24°C 114.61V
110% 69.644A 9.985A 10.126A 3.055A 934.375 85.471% 1705 46.9 46.87°C 0.996
12.006V 5.007V 3.289V 4.911V 1093.209 63.77°C 114.57V
CL1 0.116A 15.616A 15.673A 0A 131.296 80.952% 0 <6.0 46.69°C 0.977
12.087V 5.013V 3.293V 5.101V 162.192 40.23°C 114.87V
CL2 0.115A 24.889A 0A 0A 126.236 78.776% 0 <6.0 46.57°C 0.977
12.090V 5.016V 3.305V 5.107V 160.246 42°C 114.87V
CL3 0.115A 0A 25.068A 0A 83.893 72.504% 0 <6.0 45.89°C 0.978
12.087V 5.022V 3.291V 5.106V 115.707 40.41°C 114.89V
CL4 70.643A 0A 0A 0.001A 849.543 87.38% 1561 45.6 45.85°C 0.997
12.026V 5.024V 3.308V 5.044V 972.247 60.96°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% 5.244A 1.988A 1.991A 0.984A 85.006 86.858% 0 <6.0 42.89°C 0.866
12.093V 5.03V 3.314V 5.081V 97.867 40.32°C 229.87V
20% 11.500A 2.984A 2.99A 1.185A 169.952 91.118% 0 <6.0 43.4°C 0.935
12.092V 5.028V 3.312V 5.065V 186.521 40.5°C 229.86V
30% 18.118A 3.482A 3.49A 1.387A 254.963 92.393% 0 <6.0 43.84°C 0.956
12.082V 5.026V 3.31V 5.049V 275.954 41°C 229.84V
40% 24.756A 3.984A 3.993A 1.59A 340.064 92.532% 981 32.8 41.51°C 0.968
12.072V 5.021V 3.306V 5.032V 367.513 49.68°C 229.83V
50% 31.037A 4.982A 4.995A 1.795A 424.902 92.495% 1042 34.2 42.39°C 0.973
12.063V 5.019V 3.303V 5.015V 459.376 51.16°C 229.81V
60% 37.302A 5.982A 6A 2A 509.423 92.292% 1110 35.9 42.59°C 0.978
12.053V 5.016V 3.301V 4.998V 551.968 51.99°C 229.8V
70% 43.643A 6.982A 7.006A 2.209A 594.73 91.97% 1226 38.7 43.21°C 0.982
12.043V 5.014V 3.298V 4.981V 646.659 53.54°C 229.79V
80% 49.997A 7.98A 8.012A 2.315A 679.546 91.562% 1317 40.7 43.6°C 0.984
12.033V 5.011V 3.295V 4.967V 742.164 54.19°C 229.77V
90% 56.758A 8.482A 8.502A 2.422A 764.966 91.145% 1449 43.9 44.93°C 0.986
12.024V 5.01V 3.293V 4.954V 839.288 56.82°C 229.75V
100% 63.269A 8.985A 9.025A 3.048A 849.79 90.636% 1536 45.6 45.49°C 0.987
12.013V 5.007V 3.291V 4.921V 937.587 57.41°C 229.74V
110% 69.655A 9.987A 10.127A 3.055A 934.364 90.019% 1676 46.7 46.24°C 0.989
12.004V 5.006V 3.288V 4.911V 1037.966 59.61°C 229.72V
CL1 0.116A 15.62A 15.675A 0A 131.29 82.549% 0 <6.0 40.5°C 0.923
12.086V 5.012V 3.292V 5.099V 159.043 40.11°C 229.86V
CL2 0.115A 24.894A 0A 0A 126.247 80.266% 0 <6.0 43.82°C 0.922
12.088V 5.016V 3.305V 5.105V 157.288 41.81°C 229.86V
CL3 0.114A 0A 25.07A 0A 83.894 73.562% 0 <6.0 43.82°C 0.891
12.087V 5.022V 3.291V 5.105V 114.049 41.58°C 229.87V
CL4 70.656A 0A 0A 0.001A 849.534 91.404% 1537 45.6 45.4°C 0.988
12.024V 5.026V 3.309V 5.044V 929.426 57.74°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 1.226A 0.497A 0.497A 0.196A 20.001 66.526% 0 <6.0 37.97°C 0.893
12.119V 5.032V 3.317V 5.116V 30.066 36.29°C 114.91V
40W 2.700A 0.696A 0.696A 0.293A 40 78.157% 0 <6.0 39.66°C 0.943
12.104V 5.032V 3.317V 5.11V 51.18 37.58°C 114.91V
60W 4.176A 0.894A 0.895A 0.392A 60 83.211% 0 <6.0 41.01°C 0.959
12.099V 5.032V 3.317V 5.105V 72.105 38.37°C 114.89V
80W 5.648A 1.093A 1.095A 0.49A 79.949 85.735% 0 <6.0 42.73°C 0.974
12.096V 5.032V 3.316V 5.1V 93.249 39.59°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 1.226A 0.497A 0.497A 0.196A 20.004 67.9% 0 <6.0 36.75°C 0.553
12.119V 5.032V 3.317V 5.116V 29.462 36.47°C 229.88V
40W 2.702A 0.696A 0.696A 0.293A 40.002 79.563% 0 <6.0 38.26°C 0.722
12.102V 5.032V 3.317V 5.11V 50.279 37.45°C 229.88V
60W 4.178A 0.894A 0.895A 0.392A 60.001 84.598% 0 <6.0 40.16°C 0.804
12.096V 5.031V 3.316V 5.105V 70.924 38.61°C 229.88V
80W 5.649A 1.093A 1.095A 0.49A 79.952 87.041% 0 <6.0 41.33°C 0.855
12.094V 5.031V 3.316V 5.1V 91.854 39.09°C 229.87V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load16.12mV12.41mV11.92mV13.04mVPass
20% Load16.57mV12.11mV11.30mV12.99mVPass
30% Load18.16mV13.23mV11.56mV12.89mVPass
40% Load18.72mV14.15mV12.18mV14.17mVPass
50% Load21.08mV13.43mV11.66mV13.50mVPass
60% Load22.46mV13.34mV12.74mV14.07mVPass
70% Load24.20mV13.64mV12.63mV16.37mVPass
80% Load26.19mV14.61mV13.25mV16.98mVPass
90% Load28.55mV14.92mV13.61mV16.57mVPass
100% Load34.79mV16.44mV14.79mV19.94mVPass
110% Load37.44mV16.68mV14.33mV21.68mVPass
Crossload124.04mV14.99mV13.99mV11.77mVPass
Crossload218.88mV24.22mV12.48mV12.63mVPass
Crossload318.06mV12.36mV15.30mV11.30mVPass
Crossload433.53mV15.95mV13.57mV15.97mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load15.71mV12.21mV11.30mV11.92mVPass
20% Load16.06mV11.80mV11.30mV12.43mVPass
30% Load18.01mV12.36mV12.27mV12.43mVPass
40% Load18.37mV13.08mV12.02mV14.68mVPass
50% Load20.98mV14.00mV12.23mV13.20mVPass
60% Load23.02mV14.15mV12.38mV14.12mVPass
70% Load23.43mV13.59mV12.79mV17.29mVPass
80% Load26.60mV15.27mV14.78mV17.90mVPass
90% Load28.39mV15.58mV13.97mV17.75mVPass
100% Load35.54mV17.42mV14.64mV19.89mVPass
110% Load36.07mV16.90mV14.23mV20.69mVPass
Crossload123.72mV14.55mV14.26mV11.73mVPass
Crossload218.26mV22.43mV12.17mV12.79mVPass
Crossload317.91mV12.62mV14.53mV11.20mVPass
Crossload434.53mV15.08mV13.60mV16.18mVPass

The results above are not used in the certification process

Corsair TX850e (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
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