There is a regular mechanical sound under the regular fan noise, but the fan itself is the thing I can hear from the next room when the computer is simply sitting at the login screen.
Also, while we're on the topic of shoddy EVGA design, my original posting had the name of the PSU as a link to the product page, and there was also linked text to an efficiency curve, and while they showed up in the "Preview" window for posts, they both appear to have been deleted wholesale from the original posting. What kind of garbage programming is that?
What the hell is even happening here??