The Fortron Source 530W is tested at 600W continously for a certain period of time. It's also rated at something like 11 years MTBF, which explains why it's labled a 530W max continous power supply. Somewhere, probably not too far beyond 600W, it will reset to protect itself.
<font color=blue>Only a place as big as the internet could be home to a hero as big as Crashman!</font color=blue>
<font color=red>Only a place as big as the internet could be home to an ego as large as Crashman's!</font color=red>