For a speed check go to http://bandwidthplace.com/speedtest/ and run the test.
my Optus Cable:
Details
Your raw speed was 1248403.02 bits per second which is the same as:
Communications
1.2 megabits per second
How communication devices are rated. Kilo means 1,000 and mega means 1,000,000. Examples include 56k modem and 10Mbit Ethernet
Storage
152.4 kilobytes per second
The way data is measured on your hard drive and how file sharing and FTP programs measure transfer speeds. Kilo is 1,024 and mega is 1,048,576.
1MB file download
6.7 seconds
The time it would take you to download a 1 megabyte file at this speed.
Why ADSL over cable at those prices Paul?