Power supplies are often an easily-forgotten component of a computer build, but they've actually changed quite a bit over the years. Thanks to Braintree for supporting our channel. To learn more, and for your first $50,000 in transactions fee-free, go to http://www.braintreepayments.com/techquickie. Follow: http://twitter.com/linustech Join the community: http://linustechtips.com/ License for images used: https://creativecommons.org/licenses/by/2.0/legalcode