Asus ROG Strix 650W Power Supply Review

The Asus ROG Strix 650W is a strong but costly power supply.

Asus ROG Strix 650W
(Image: © Asus)

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Performance Rating

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The overall performance is high. Still, it cannot meet the Corsair RM650x, which is one of the major competitors for this product. The EVGA 650 G3 takes the lead in this chart, but this product won't remain available for long, since the SuperNOVA G5 line is already out, aiming in replacing

Noise Rating

The graph below depicts the cooling fan's average noise over the PSU's operating range, with an ambient temperature between 30 to 32 degrees Celsius (86 to 89.6 degrees Fahrenheit).

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The overall noise output is low. Still, the Corsair RM650x is notably quieter. 

Efficiency Rating

The following graph shows the PSU's average efficiency throughout its operating range with an ambient temperature close to 30 degrees Celsius.

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The overall efficiency is at high enough levels. Nevertheless, the EVGA 650 G3 and the XPG Reactor with similar capacity lead the pack with a notable difference.

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Contributing Editor

Aris Mpitziopoulos is a Contributing Editor at Tom's Hardware US, covering PSUs.