Lian Li EG1000G ATX v3.1 PSU Review

Load Regulation

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 6.476A 1.966A 1.981A 0.977A 99.992 87.43% 0 <6.0 48.9°C 0.967
12.106V 5.087V 3.331V 5.119V 114.369 40.17°C 114.84V
20% 13.964A 2.951A 2.977A 1.175A 199.949 90.705% 0 <6.0 44.81°C 0.983
12.106V 5.083V 3.326V 5.106V 220.445 40.79°C 114.81V
30% 21.808A 3.446A 3.478A 1.374A 300.005 91.481% 696 12.1 41.18°C 0.989
12.103V 5.079V 3.321V 5.094V 327.914 51.25°C 114.8V
40% 29.615A 3.94A 3.979A 1.574A 399.57 91.534% 818 16.1 41.6°C 0.993
12.101V 5.077V 3.317V 5.082V 436.524 52.64°C 114.75V
50% 37.091A 4.929A 4.981A 1.776A 499.289 91.209% 1004 21.6 42.48°C 0.995
12.100V 5.073V 3.313V 5.069V 547.409 54.22°C 114.71V
60% 44.635A 5.918A 5.986A 1.978A 599.806 90.671% 1173 23.5 42.78°C 0.996
12.098V 5.07V 3.308V 5.055V 661.524 55.2°C 114.67V
70% 52.123A 6.91A 6.994A 2.182A 699.535 90.014% 1367 30.7 43.1°C 0.996
12.095V 5.066V 3.303V 5.042V 777.144 55.84°C 114.63V
80% 59.672A 7.901A 8.004A 2.286A 799.537 89.331% 1526 33.4 43.71°C 0.997
12.094V 5.063V 3.298V 5.031V 895.033 57.5°C 114.59V
90% 67.552A 8.4A 8.498A 2.39A 899.332 88.619% 1682 36.1 44.22°C 0.997
12.093V 5.059V 3.294V 5.021V 1014.838 59.25°C 114.55V
100% 75.237A 8.898A 9.025A 3.001A 999.334 87.787% 1744 37.1 45.62°C 0.997
12.091V 5.057V 3.29V 4.999V 1138.356 61.55°C 114.51V
110% 82.846A 9.893A 10.134A 3.007A 1099.955 86.882% 1754 37.2 46.91°C 0.998
12.090V 5.054V 3.286V 4.989V 1266.043 65.62°C 114.46V
CL1 0.116A 14.255A 14.417A 0A 121.292 81.976% 1002 21.6 41.77°C 0.975
12.106V 5.065V 3.308V 5.118V 147.981 50.23°C 114.83V
CL2 0.114A 19.768A 0A 0A 101.379 80.648% 933 19.4 41.74°C 0.97
12.111V 5.058V 3.333V 5.13V 125.707 48.99°C 114.84V
CL4 82.711A 0A 0A 0A 999.919 88.689% 1722 37.1 45.6°C 0.997
12.089V 5.073V 3.306V 5.079V 1127.44 59.39°C 114.51V

Load regulation is tight at 12V,  within 1% at 5V, and loose at 3.3V. The 1200 model has similar performance in load regulation.

Ripple Suppression

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 45.3 mV 16.7 mV 12.8 mV 10.0 mV Pass
20% Load 27.1 mV 9.7 mV 9.7 mV 8.1 mV Pass
30% Load 17.9 mV 10.4 mV 10.1 mV 9.0 mV Pass
40% Load 22.0 mV 12.6 mV 12.6 mV 10.1 mV Pass
50% Load 20.7 mV 12.6 mV 12.6 mV 10.4 mV Pass
60% Load 20.0 mV 12.4 mV 11.8 mV 10.0 mV Pass
70% Load 22.7 mV 13.6 mV 12.4 mV 11.5 mV Pass
80% Load 21.8 mV 13.2 mV 13.4 mV 10.8 mV Pass
90% Load 22.8 mV 14.2 mV 13.9 mV 11.4 mV Pass
100% Load 34.8 mV 16.3 mV 15.7 mV 13.5 mV Pass
110% Load 36.4 mV 15.8 mV 15.2 mV 13.3 mV Pass
Crossload 1 30.7 mV 16.6 mV 17.0 mV 24.4 mV Pass
Crossload 2 36.1 mV 16.6 mV 13.0 mV 19.9 mV Pass
Crossload 4 34.6 mV 15.2 mV 13.4 mV 23.6 mV Pass

Ripple suppression is good, although not top-notch.

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