You can carry out a free internet speedtest online if you are curious about the performance of your Internet connection. The Speedtest test will enable you estimate the amount of data that can be transferred over your internet connection at one point in time.
At Speedtest.net, you can discover your download, Upload, and Ping. In addition, you will be able to verify the speed you were promised by your internet service provider. The bandwidth speedtest is available on the web and on the iPhone and Android mobile platforms.
You can also checkout the CNet Speedtest.