Going back to 2012 here. But comparing the top players on top 10 teams today to those from 2012 (which was thought to be a weak year draft wise)
Houston today: Mark Sasser
Kentucky 2012: Anthony Davis
Alabama today: Brandon Miller
Ohio State 2012: Jared Sullinger
Kansas today: Jalen Wilson
Kansas 2012: Thomas Robinson
UCLA today: Jamie Jaquez Jr.
UNC 2012: Harrison Barnes
Purdue today: Zach Edey
MSU 2012 Draymond Green
Marquette today: Tyler Kolek
Syracuse 2012: Dion Waters
Baylor today: Adam Flager
Missouri 2012: Marcus Denmon
Arizona today: Azuolas Tubelis
Wisconsin 2012: Jordan Taylor
Texas today: Marcus Carr
Indiana 2012: Cody Zeller
Gonzaga today: Drew Timme
Florida 2012: Bradley Beal