Cooler Master M2000 Platinum 2000 W Review 26

Cooler Master M2000 Platinum 2000 W Review

Efficiency »

Test Setup



Primary Rails Load Regulation

The following charts show the voltage values of the main rails, recorded over a range from 60 W to the maximum specified load, and the deviation (in percent) for the same load range. Tight load regulation is essential for every power supply because it allows for constant voltage levels despite changes in load.







5VSB Regulation



Load regulation is loose on all rails.

Ripple Measurements

Ripple represents the AC fluctuations (periodic) and noise (random) found in the DC rails of PSUs. Ripple significantly decreases the life span of capacitors because it increases their temperature; a 10 °C increase can cut into a capacitor's life span by up to 50 percent. Ripple also plays a vital role in overall system stability, especially when it is overclocked. According to the ATX specification, the ripple limits are 120 mV (+12V) and 50 mV (+5V, +3.3V, and 5VSB).

Ripple Measurements - Cooler Master M2000 Platinum
Test12V5V3.3V5VSBPass/Fail
10% Load8.9 mV12.1 mV8.1 mV5.7 mVPass
20% Load11.1 mV12.6 mV9.1 mV5.8 mVPass
30% Load13.1 mV14.2 mV10.5 mV6.4 mVPass
40% Load16.2 mV13.2 mV9.2 mV6.8 mVPass
50% Load18.6 mV13.0 mV9.8 mV6.8 mVPass
60% Load23.1 mV13.5 mV10.4 mV7.5 mVPass
70% Load25.2 mV13.4 mV11.6 mV7.8 mVPass
80% Load34.3 mV17.0 mV17.5 mV10.2 mVPass
90% Load37.8 mV14.4 mV13.9 mV9.3 mVPass
100% Load41.5 mV14.8 mV14.2 mV9.9 mVPass
Crossload 113.8 mV14.6 mV14.0 mV5.1 mVPass
Crossload 29.2 mV14.7 mV7.6 mV5.0 mVPass
Crossload 311.7 mV11.5 mV16.1 mV4.9 mVPass
Crossload 441.7 mV10.4 mV9.6 mV11.4 mVPass


For the capacity, ripple suppression is good at even +12 V, where it exceeds 40 mV.

Ripple at Full Load



Ripple at Crossload 1



Ripple at Crossload 4

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