CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Gamemax GX-1050 PRO
Serial Number
Lab IDGM10502654
  • Report: 24PS2654A
  • Receipt Date: Nov 5, 2024
  • Test Date: Nov 19, 2024
  • Report Date: Nov 20, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Lab Director

General Information

DUT Information

BrandGamemax
Manufacturer (OEM)No Info
SeriesGX
Model NumberGX1050
Serial Number
DUT NotesNo -12V Rail, despite the label saying it has one.

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)15-8
Rated Frequency (Hz)50-60
Rated Power (W)1050
TypeATX12V
Cooling135mm Hydro Dynamic Bearing Fan (DF1352512FDHN)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202087.52.50.3
Watts100105012.53.6
Total Max. Power (W)1050

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 (500mm) 1 1 16-20AWG No
4+4 pin EPS12V (500mm) 2 2 16AWG No
6+2 pin PCIe (510mm) 2 2 16AWG No
12+4 pin PCIe (650mm) (600W) 1 1 16-24AWG No
SATA (505mm+150mm+150mm+150mm) 1 4 18AWG No
SATA (505mm+150mm+150mm) 1 3 18AWG No
4-pin Molex (500mm+150mm+150mm) 2 6 16-18AWG No

Parts Description

General Data
Manufacturer (OEM) Sohoo
PCB Type Double-Sided
Primary Side
Transient Filter 6x Y caps, 3x X caps, 2x CM chokes, 1x MOV
Inrush Protection 1x NTC Thermistor NTC-5D20 (5 ohm) & Relay
Bridge Rectifier(s)

2x Kanghong PBU1506L (600V, 15A @ 25°C)
APFC MOSFETs

2x no info
APFC Boost Diode

2x GPT G3S06506D (650V, 15.3A @ 100°C)
Bulk Cap(s)

1x Nichicon (400V, 1000uF, 2000h @ 105°C, GG(M))
Main Switchers

2x Sanrise Tech SRC60R068BS (600V, 21.5A @ 125°C, Rds(on): 68mOhm)
Resonant Controller

MPS HR1213
APFC Controller

Infineon ICE2PCS01
Topology

Primary side: APFC, Half-Bridge & LLC Resonant Converter Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side
+12V MOSFETs 6x Infineon IAUC120N04S6N006 (40V, 120A @ 25°C, Rds(on): 0.60mOhm)
5V & 3.3V DC-DC Converters: 4x AII Power AP180N03G (30V, 115A @ 100°C, Rds(on): 2.1mOhm) PWM Controller(s): Micro uP3861P
Filtering Capacitors

Electrolytic: 2x Teapo (3-3,000 @ 105°C, SC) 1x Chengx (2-3,000h @105°C, GR) Polymer: 24x Teapo
IC Driver MPS MP6924B
Supervisor IC Grenergy GR8313F (OVP, UVP, PG)
Fan Model DF1352512FDHN (135 mm, 12V, 0.34A, Fluid Dynamic Bearing Fan)
5VSB
Rectifier

ER2EL60CS
Standby PWM Controller

Chipown PN8141

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 RatingPLATINUM
Noise RatingA
Average Efficiency (>1450 load combinations)89.789%
Average Noise Output (>1450 Load Combinations)21.86dBA
Average PF (>1450 Load Combinations)0.990
Efficiency With 10W (≤500W) or 2% (>500W) Load72.324%
Standby Power Consumption0.0682W
12V Ripple (Full Load)32.08mV
5V Ripple (Full Load)19.60mV
3.3V Ripple (Full Load)23.48mV
5VSB Ripple (Full Load)13.35mV
12V Load Regulation0.71%
5V Load Regulation0.74%
3.3V Load Regulation0.75%
5VSB Load Regulation2.87%
Inrush Current92.110A
Efficiency RatingPLATINUM
Noise RatingA
Average Efficiency (>1450 load combinations)91.528%
Average Noise Output (>1450 Load Combinations)21.92dBA
Average PF (>1450 Load Combinations)0.960
Efficiency With 10W (≤500W) or 2% (>500W) Load0.000%
Standby Power Consumption0.1515W
12V Ripple (Full Load)28.43mV
5V Ripple (Full Load)19.68mV
3.3V Ripple (Full Load)23.97mV
5VSB Ripple (Full Load)14.34mV
12V Load Regulation0.76%
5V Load Regulation0.68%
3.3V Load Regulation0.75%
5VSB Load Regulation2.87%
Inrush Current152.200A
12V Transient Response (200%)11.26V
5V Transient Response (200%)4.940V
3.3V Transient Response (200%)3.240V
5VSB Transient Response (200%)4.901V
Hold-Up Time & Power Ok Signal22.20ms
AC Loss to PWR_OK Hold Up Time19.90ms
PWR_OK Inactive to DC Loss Delay2.30ms
PSU Timings: T1 (20% / 100%)68.0ms67.0ms
PSU Timings: T3 (20% / 100%)128.0ms127.0ms
12V OCP (30.7°C / 42.3°C)127.00A (145.14%), 11.886V*
*Didn't shut down		127.00A (145.14%), 11.893V*
*Didn't shut down
5V OCP (30.7°C / 42.3°C)28.6A (143.00%), 5.003V28.1A (140.50%), 4.998V
3.3V OCP (30.7°C / 42.3°C)28.7A (143.50%), 3.342V28A (140.00%), 3.343V
5VSB OCP (30.7°C / 42.3°C)4.9A (196.00%), 4.993V4.9A (196.00%), 4.993V
OPP (30.65°C / 43.38°C)139.50%114.17%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)22.2
AC Loss to PWR_OK Hold Up Time (ms)19.9
PWR_OK Inactive to DC Loss Delay (ms)2.3

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.06 V 115.03 V 113.85 V 115.10 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 0.18 % 2.00 % PASS
Real Power: 0.068 W -0.000 W N/A 0.125 W N/A N/A
Apparent Power: 15.366 W 15.279 W N/A 15.458 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 230.93 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 0.23 % 2.00 % PASS
Real Power: 0.152 W 0.106 W N/A 0.214 W N/A N/A
Apparent Power: 52.648 W 52.370 W N/A 53.006 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 0.231W 60.684% 0.025
5.132V 0.381W 114.86V
2 0.09A 0.462W 70.449% 0.043
5.13V 0.656W 114.86V
3 0.55A 2.815W 81.106% 0.2
5.119V 3.471W 114.85V
4 1A 5.107W 82.442% 0.303
5.107V 6.195W 114.84V
5 1.5A 7.642W 82.401% 0.366
5.094V 9.274W 114.86V
6 2.5A 12.669W 81.091% 0.446
5.067V 15.623W 114.85V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 52.995% 0.008
5.132V 0.437W 229.82V
2 0.09A 0.462W 63.736% 0.013
5.131V 0.725W 229.83V
3 0.55A 2.816W 79.477% 0.064
5.118V 3.544W 229.83V
4 1A 5.108W 81.509% 0.11
5.107V 6.267W 229.83V
5 1.5A 7.642W 82.379% 0.156
5.094V 9.277W 229.83V
6 2.501A 12.669W 82.105% 0.234
5.066V 15.43W 229.83V

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% 6.943A 1.982A 1.957A 0.981A 104.958 86.006% 427 7.7 40.29°C 0.971
12.007V 5.045V 3.372V 5.099V 122.033 47.21°C 114.83V
20% 14.918A 2.975A 2.938A 1.18A 209.956 90.283% 631 17.6 40.9°C 0.992
12.002V 5.042V 3.37V 5.086V 225.917 47.6°C 111.88V
30% 23.247A 3.473A 3.43A 1.38A 314.979 91.286% 818 20.5 41.03°C 0.987
11.998V 5.039V 3.368V 5.073V 295.592 49.03°C 100.7V
40% 31.550A 3.972A 3.922A 1.581A 419.59 91.559% 873 21.6 41.93°C 0.994
11.993V 5.036V 3.366V 5.059V 458.271 49.31°C 114.74V
50% 39.575A 4.968A 4.907A 1.784A 524.923 91.487% 991 25.8 42.38°C 0.995
11.988V 5.033V 3.363V 5.046V 573.759 50.5°C 114.71V
60% 47.541A 5.966A 5.893A 1.988A 629.454 91.166% 1080 28.9 42.71°C 0.995
11.982V 5.029V 3.36V 5.032V 690.443 50.81°C 114.68V
70% 55.624A 6.971A 6.884A 2.083A 734.281 90.611% 1232 31.7 43.21°C 0.995
11.968V 5.022V 3.356V 5.02V 810.428 54.61°C 114.64V
80% 63.715A 7.971A 7.874A 2.298A 839.614 90.12% 1296 33.8 43.53°C 0.995
11.955V 5.018V 3.353V 5.006V 931.655 55.5°C 114.62V
90% 72.238A 8.475A 8.357A 2.403A 944.999 89.48% 1312 33.6 44.23°C 0.995
11.940V 5.015V 3.35V 4.995V 1056.087 58.45°C 114.58V
100% 80.678A 8.979A 8.872A 2.509A 1049.684 88.748% 1435 36 45.05°C 0.995
11.930V 5.012V 3.348V 4.983V 1182.789 55.15°C 114.54V
110% 88.923A 9.987A 9.959A 2.514A 1155.128 87.546% 1520 38.2 46.1°C 0.995
11.913V 5.006V 3.343V 4.974V 1319.467 57.95°C 114.5V
CL1 0.117A 11.996A 11.83A 0A 101.3 80.751% 1168 30.5 41.79°C 0.973
12.003V 5.019V 3.355V 5.12V 125.447 48.07°C 114.82V
CL2 0.116A 19.943A 0A 0A 101.349 79.762% 1139 30 40.56°C 0.973
12.005V 5.012V 3.36V 5.122V 127.063 46.33°C 114.81V
CL3 0.115A 0A 19.679A 0A 67.387 73.257% 1011 25.8 39.76°C 0.963
12.004V 5.034V 3.354V 5.122V 91.987 45.3°C 114.82V
CL4 87.963A 0A 0A 0A 1049.602 89.45% 1374 34.7 44.76°C 0.995
11.932V 5.031V 3.356V 5.06V 1173.395 53.81°C 114.54V

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% 6.943A 1.982A 1.958A 0.981A 104.968 86.5% 415 7.5 40.38°C 0.846
12.007V 5.045V 3.371V 5.099V 121.338 46.21°C 229.8V
20% 14.919A 2.976A 2.938A 1.18A 209.972 91.252% 611 14.5 40.81°C 0.933
12.002V 5.041V 3.369V 5.086V 230.109 46.59°C 229.8V
30% 23.249A 3.473A 3.43A 1.38A 314.992 92.709% 740 17.8 41.02°C 0.965
11.998V 5.039V 3.368V 5.073V 339.767 47.17°C 229.78V
40% 31.553A 3.972A 3.923A 1.581A 419.618 93.194% 891 23.3 41.91°C 0.98
11.993V 5.036V 3.366V 5.06V 450.261 48.76°C 229.76V
50% 39.578A 4.968A 4.907A 1.784A 524.938 93.249% 984 26.1 42.08°C 0.985
11.987V 5.033V 3.363V 5.046V 562.933 48.7°C 229.74V
60% 47.545A 5.966A 5.894A 1.988A 629.463 93.166% 1091 28.5 42.78°C 0.989
11.981V 5.029V 3.36V 5.032V 675.636 49.67°C 229.73V
70% 55.619A 6.966A 6.883A 2.193A 734.805 92.95% 1187 30.9 43.17°C 0.991
11.969V 5.025V 3.357V 5.018V 790.536 50.84°C 229.71V
80% 63.714A 7.966A 7.873A 2.297A 839.614 92.605% 1285 34.4 43.86°C 0.99
11.956V 5.021V 3.353V 5.007V 906.662 52.8°C 229.69V
90% 72.240A 8.47A 8.357A 2.403A 945.002 92.224% 1371 34.7 44.06°C 0.989
11.940V 5.018V 3.35V 4.995V 1024.69 54.71°C 229.68V
100% 80.733A 8.975A 8.873A 2.509A 1049.725 91.713% 1448 36.5 45.09°C 0.988
11.922V 5.014V 3.347V 4.984V 1144.542 57.18°C 229.66V
110% 88.987A 9.983A 9.96A 2.513A 1155.165 91.123% 1509 37.8 46.84°C 0.987
11.905V 5.009V 3.343V 4.975V 1267.689 59.45°C 229.64V
CL1 0.117A 11.996A 11.83A 0A 101.306 80.97% 1184 30.9 42.3°C 0.852
12.003V 5.019V 3.355V 5.12V 125.113 51.5°C 229.81V
CL2 0.117A 19.944A 0A 0A 101.351 80.241% 1124 29.2 41.49°C 0.853
12.005V 5.012V 3.36V 5.122V 126.312 49.74°C 229.81V
CL3 0.116A 0A 19.678A 0A 67.387 73.646% 970 24.9 41.29°C 0.786
12.004V 5.034V 3.354V 5.122V 91.497 48.39°C 229.82V
CL4 87.998A 0A 0A 0A 1049.59 92.419% 1345 34.3 44.55°C 0.988
11.927V 5.03V 3.357V 5.061V 1135.677 53.94°C 229.66V

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 1.236A 0.495A 0.489A 0.195A 20.003 71.258% 0 <6.0 37.77°C 0.797
12.015V 5.049V 3.371V 5.126V 28.067 36.66°C 114.84V
40W 2.721A 0.693A 0.685A 0.293A 40.001 78.495% 0 <6.0 41.07°C 0.906
12.013V 5.049V 3.372V 5.122V 50.959 37.12°C 114.84V
60W 4.208A 0.891A 0.881A 0.391A 60.001 80.351% 0 <6.0 40.31°C 0.936
12.010V 5.048V 3.373V 5.118V 74.677 38.9°C 114.84V
80W 5.689A 1.09A 1.076A 0.489A 79.944 83.768% 0 <6.0 40.99°C 0.962
12.009V 5.047V 3.372V 5.115V 95.435 39.94°C 114.83V

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 1.236A 0.495A 0.49A 0.195A 20.007 72.346% 0 <6.0 40.65°C 0.362
12.013V 5.048V 3.371V 5.127V 27.654 36.01°C 229.82V
40W 2.722A 0.693A 0.685A 0.293A 40.006 78.715% 0 <6.0 42.21°C 0.578
12.012V 5.048V 3.371V 5.123V 50.827 37.58°C 229.82V
60W 4.208A 0.891A 0.881A 0.391A 60.006 80.871% 131 <6.0 38.11°C 0.714
12.009V 5.048V 3.372V 5.118V 74.211 45.32°C 229.82V
80W 5.690A 1.09A 1.077A 0.489A 79.955 84.308% 301 <6.0 39.45°C 0.795
12.008V 5.047V 3.372V 5.114V 94.834 45.97°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 20.1 mV 18.1 mV 20.6 mV 10.6 mV Pass
20% Load 19.0 mV 17.4 mV 20.1 mV 11.1 mV Pass
30% Load 19.6 mV 17.7 mV 20.7 mV 10.5 mV Pass
40% Load 19.3 mV 19.6 mV 21.4 mV 11.6 mV Pass
50% Load 21.3 mV 18.6 mV 21.3 mV 11.0 mV Pass
60% Load 21.3 mV 18.9 mV 19.8 mV 11.8 mV Pass
70% Load 20.4 mV 17.0 mV 17.8 mV 11.8 mV Pass
80% Load 26.2 mV 18.8 mV 21.7 mV 12.1 mV Pass
90% Load 37.7 mV 19.0 mV 23.7 mV 11.9 mV Pass
100% Load 32.1 mV 19.6 mV 23.5 mV 13.4 mV Pass
110% Load 33.7 mV 19.6 mV 23.7 mV 14.0 mV Pass
Crossload 1 18.9 mV 19.4 mV 20.6 mV 14.3 mV Pass
Crossload 2 20.8 mV 24.5 mV 20.4 mV 12.2 mV Pass
Crossload 3 20.1 mV 18.6 mV 21.2 mV 12.5 mV Pass
Crossload 4 28.6 mV 18.6 mV 22.1 mV 15.3 mV Pass

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 17.0 mV 16.5 mV 19.6 mV 10.6 mV Pass
20% Load 16.2 mV 15.7 mV 18.5 mV 10.1 mV Pass
30% Load 15.2 mV 14.4 mV 17.4 mV 9.4 mV Pass
40% Load 18.4 mV 18.0 mV 19.9 mV 11.2 mV Pass
50% Load 19.5 mV 19.7 mV 20.6 mV 11.9 mV Pass
60% Load 20.4 mV 18.7 mV 20.2 mV 12.1 mV Pass
70% Load 20.6 mV 18.2 mV 21.7 mV 12.0 mV Pass
80% Load 21.8 mV 19.7 mV 21.7 mV 12.9 mV Pass
90% Load 25.7 mV 18.7 mV 24.2 mV 12.0 mV Pass
100% Load 28.4 mV 19.7 mV 24.0 mV 14.3 mV Pass
110% Load 30.9 mV 20.9 mV 24.1 mV 14.0 mV Pass
Crossload 1 20.3 mV 19.4 mV 21.4 mV 15.5 mV Pass
Crossload 2 19.8 mV 23.8 mV 19.7 mV 12.7 mV Pass
Crossload 3 18.3 mV 18.1 mV 20.6 mV 13.3 mV Pass
Crossload 4 27.0 mV 19.2 mV 22.2 mV 15.5 mV Pass

The results above are not used in the certification process

Gamemax GX-1050 PRO

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
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