Ummm, nope. At least not on my car. Here's a calculator for ya....
http://www.tchracing.com/tech/gearcalc.php
Heres what I got for an answer, which is basicly what my car is at:
Your tire's diameter is 25.681 inches
At 80 MPH in 5th gear, your motor is turning at 2,661.7 RPM