I think this is useful when comparing different teams, though it doesn’t tell the full story (some teams might have a relatively strong schedule even without any top 25 wins). 
 

1) LSU (9-0)
W @#5 Alabama 46-41, #11 Florida 42-28, #12 Auburn 23-20, @#19 Texis 45-38

2) Ohio State (9-0)
W #14 Wisconsin 38-7, #17 Cincinnati 42-0

3) Clemson (9-0)
-

4) Georgia (8-1)
W #11 Florida 24-17, #16 Notre Dame 23-17
L UNR South Carolina 17-20

5) Alabama (8-1)
L #1 LSU 41-46

6) Oregon (8-1)
L #12 Auburn 21-27

7) Utah (8-1)
L @UNR USC 23-30

8) Minnesota (9-0)
W #9 Penn State 31-26

9) Penn State (8-1)
W #15 Michigan 28-21, @#20 Iowa 17-12
L @#8 Minnesota 26-31

10) Oklahoma (8-1)
W #19 Texis 34-27
L @#24 Kansas State 41-48

11) Florida (8-2) 
W #12 Auburn 24-13
L @#1 LSU 28-42, #4 Georgia 17-24

12) Auburn (7-2)
W #6 Oregon 27-21
L @#1 LSU 20-23, @#11 Florida 13-24

13) Baylor (9-0)
W @ #22 Oklahoma State 45-27, @#24 Kansas State 31-12

14) Wisconsin (7-2) 
W #15 Michigan 35-14, #20 Iowa 24-22
L @#2 Ohio State 7-38, @UNR Illinois 23-24

15) Michigan (7-2)
W #16 Notre Dame 45-14, #20 Iowa 10-3
L @#14 Wisconsin 14-35, @#9 Penn State 21-28

16) Notre Dame (7-2)
L @#4 Georgia 17-23, @#15 Michigan 14-45

17) Cincinnati (8-1) 
L @#2 Ohio State 0-42

18) Memphis (8-1)
W #23 Navy 35-23
L @UNR Temple 28-30

19) Texis (6-3)
W #22 Oklahoma State 36-30, #24 Kansas State 27-24
L #1 LSU 38-45, #10 Oklahoma 27-34, @UNR TCU 27-37

20) Iowa (6-3) 
L #9 Penn State 12-17, @#14 Wisconsin 22-24, @#15 Michigan 3-10

21) Boise State (8-1)
L @UNR BYU 25-28

22) Oklahoma State (6-3)
W #24 Kansas State 26-13
L @#13 Baylor 27-45, @#19 Texis 30-36, @UNR Texas Tech 35-45

23) Navy (7-1)
L @#18 Memphis 23-35

24) Kansas State (6-3)
W #10 Oklahoma 48-41
L #13 Baylor 12-31, @#19 Texis 24-27, @#22 Oklahoma State 13-26

25) Appalachian State (8-1)
L UNR Georgia Southern 21-24