Hardware Secrets posted a review on the Cooler Master eXtreme Power Plus 460 W (RS-460-PMSR-A3) Power Supply A quote from the article:

Cooler Master has recently launched a new entry-level series of power supplies, eXtreme Power Plus. Products from this series are very simple, with optional passive PFC. We reviewed the 460 W model (RS-460-PMSR-A3), which costs only USD 40. Is this a good product for the average user? Can it really deliver its rated 460 W? Let's see.

>> Cooler Master eXtreme Power Plus 460 W (RS-460-PMSR-A3) Power Supply Review