Things to watch this week in the Atlantic Coast Conference: No. 15 Louisville (3-0, 1-0 ACC) at No. 16 Notre Dame (3-1), Saturday, 3:30 p.

m. ET (Peacock) It's the lone ranked vs. ranked matchup involving an ACC team and is the Cardinals' first game on the road after winning all three home games.

The contest could go a long way to showing if Louisville is a legitimate contender for the College Football Playoff. Louisville surprised Notre Dame a season ago, taking control early and never getting pushed on the way to a 33-20 victory. The Cardinals are off to a hot start in large part due to Tyler Shough , a Texas Tech transfer, taking over at quarterback.

He's completed 68% of his throws for 850 yards and eight touchdowns against zero interceptions. Louisville receiver Chris Bell leads the ACC with 27.3 yards per reception.

He's got two TD catches of 30 or more yards this season. Notre Dame bounced back from its home loss to Northern Illinois with a 66-7 win over Purdue last week. Stanford (2-1, 1-1) at No.

17 Clemson (2-1, 1-0). It is the second straight cross-country trip for first-year league member Stanford after it became just the third ever ACC team to win its first conference game on the road at Syracuse. Clemson's offense has been on fire the past two games, putting up 125 points in victories over Appalachian State and N.

C. State. Cade Klubnik, Clemson.

Klubnik is in his second season as a starter for the Tigers and has looked like a more decisive, effective player this .