8 mbps (megabits per second) = 1 MB/sec (megabytes per second)

Some definitions for the confused:

• http://wiki.answers.com/Q/What_are_megabytes_and_megabits
• http://en.wikipedia.org/wiki/Megabit
• http://www.netbook.cs.purdue.edu/othrpags/qanda188.htm
• http://www.wisegeek.com/what-is-mbps.htm

Hope this helps..