By SI Staff TCU puts its perfect record on the line at Texas, while Oregon and Ole Miss host ranked foes. Following a week of carnage in college football—which saw Tennessee, Alabama and Clemson all lose and shake up the Playoff race—the stakes remain high in Week 11. The nation is down to four undefeated FBS teams, with one of them getting a major road test on Saturday. No. 4 TCU will travel to No. 18 Texas (7:30 p.m. ET, ABC), where the Horned Frogs are seven-point underdogs. Another unbeaten team, Georgia, heads to Starkville to take on 6–3 Mississippi State (7 p.m. ET, ESPN). Other top gam…