How fast is internet connection?  You can't tell just by looking at your modem but you can find some web sites that will tell you for free.  Do a search for "internet speed" and you might come across the following web sites:

http://us.mcafee.com/root/speedometer/test_0150.asp

http://www.internetfrog.com/mypc/speedtest/

http://www.numion.com/

http://www.speakeasy.net/speedtest/

http://www.speedtest.net/

While the author hasn't tried this yet, you can also make changes to your computer's set-up to improve its internet connection speed.  Check out the following site for its TCP Optimizer: