Four conferences have teams with perfect records. The Big 12 and the Pac-10 lead the way with three each, while the Big Ten and the SEC have two each. Eleven of the 12 undefeated teams will be in action this Saturday, with Alabama having a bye before traveling to Ole Miss on October 15. Two games this Saturday will feature head-to-head matchups between unbeatens (Texas Tech at Nebraska; Cal at UCLA). The following is the list of the remaining unbeatens and their current AP ranking through six weeks and their next oppenent:

Big 12
Nebraska (NR) vs. #15 Texas Tech
Texas (2) vs. Oklahoma (in Dallas)
Texas Tech (15) at Nebraska

Big Ten
Penn State (16) vs. #6 Ohio State
Wisconsin (14) at Northwestern

Pac-10
Cal (10) at # 20 UCLA
USC (1) vs. Arizona
UCLA (20) vs. #10 Cal

SEC
Georgia (5) at #8 Tennessee
Alabama (7) at Mississippi (Oct 15)