Although judges probably aren't paying attention to details like that, it's a good idea to check the website speed since it makes a difference for your audience (and sometimes there are simple ways to speed things up).
Check out Google's "Page Speed" extension for Firefox:
http://code.google.com/speed/page-speed/download.html
There are probably a few others available for Firefox or other browsers. Either way, those tests will take into account the way browsers process web pages and download files. Then, Google has a few guidelines on improving speed:
http://code.google.com/speed/articles/
This is also a great tool (a website, nothing to install), and it'll provide detailed recommendations:
http://www.websiteoptimization.com/services/analyze/