Originally Posted by cocodrilo
A PC AIO I'm looking at (won't be getting a Mac after all) has 4 USB 2.0 ports and 2 USB 3.0 ports. What do 2.0 and 3.0 mean?
Also, will a "Slim Tray Super Multi DVD Burner" burn CDs? I've burned plenty of CDs with my present Dell, but it won't burn a DVD.
The difference is transfer rate. Here's a link that can explain it better:
More than likely the reason your current Dell won't burn DVDs is it is a CD burner and won't burn or play DVDs. On the other hand a DVD burner should also burn CDs.