Cooler Master eXtreme Power Plus 600 W Power Supply Review

Conclusions

Why manufacturers like Cooler Master are still carrying power supplies with fake wattages is a mystery to us. We know that this is a very low-end power supply, but this doesn’t give the manufacturer the right to lie. This unit should be labeled as a 450 W unit and sold for half of its price. Being labeled as a 600 W product and sold for USD 70, it is a complete rip-off.

If you pull more than 450 W from this product, it will offer real risk to your computer, plus it provides poor efficiency, between 69.2% and 77.6%. If you are looking for an inexpensive yet decent power supply, get an OCZ StealthXStream 500 W. It costs less than this Cooler Master eXtreme Power Plus and presents better performance.

We also discovered that this unit is basically a Seventeam ST-500BAZ with the switching transistors upgraded, but this upgrade was too shy. The model from Seventeam uses 9 A transistors and the reviewed model uses 10 A transistors. By the way, the 550 W version of the eXtreme Power Plus and the Spire Jewel Black 650 W are simply a Seventeam ST-500BAZ power supply with a different name. In consequence, the only difference between the 550 W and the 600 W models of the eXtreme Power Plus are the switching transistors.

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Author: Gabriel Torres

Gabriel Torres is a Brazilian best-selling ICT expert, with 24 books published. He started his online career in 1996, when he launched Clube do Hardware, which is one of the oldest and largest websites about technology in Brazil. He created Hardware Secrets in 1999 to expand his knowledge outside his home country.

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