The Tigers (8-13, 1-6) lost their first six SEC games by an average of more than 12 points and appeared on their way to another double-digit league loss as South Carolina (12-7, 3-3) cruised to a 15-8 lead.
But the Tigers went on a 17-5 run, taking a lead they would not relinquish.
Auburn's stifling zone and sharp defensive pressure made the difference. South Carolina shot 7 of 33 from outside the arc and managed just 20 points in the paint.
The usually poor shooting Tigers also made 26 of their 34 free throws.
After a season that saw his shooting numbers slip, should Nigel Hayes return for his senior year at Wisconsin or take the gamble to put him name in this year's NBA draft?
Isaiah Taylor talks about his decision to declare for the NBA draft and what he will miss most about Texas.
Chattanooga women's basketball coach Jim Foster has received a one-year contract extension, the same day the school gave the men's coach a two-year extension.