This is a great article from Trent Walton regarding how CSS3 can benefit everyone. It’s great to see a real-world example & comparison. With speed becoming even more important on the web, it’s more important to keep an eye on such things as background images & extraneously loaded items. Read more about CSS3 vs CSS: A Speech Benchmark here.

Trent Walton will be speaking at converge this year so don’t forget to sign up!

“I can produce a pixel-perfect Web page with CSS3 quicker than I can with older image-based CSS methods”

Source: http://www.smashingmagazine.com/2011/04/21/css3-vs-css-a-speed-benchmark/