As the computer is less than a month old the amount of testing that should be done is minimal to save voiding the warranty.
Your speccy data suggests that there is a problem with the PSU (power supply unit) you can do a comparison with the PSU tolerances table below and see what I mean, we need to get a second reading to see what another software reports;
and install it. Once it's installed, run the program and post here the information it shows. The information I want you to post is the stuff that is circled in the example picture I have attached.If you are running on a vista machine, please go to where you installed the program and run the program as administrator.
(this is a screenshot from a vista machine)