Smith faces the Giants for the second straight time, coming off allowing three runs in 6 1/3 innings. The lefty has been among the top rookie pitchers this year, with 83 strikeouts in 72 innings. On the road, the lefty is 3-4 with a 4.41 ERA.
Though the Giants are 3-7 in Suarez's starts, he has pitched capably at AT&T Park, where he is 1-2 with a 3.55 ERA in four outings. He struck out 22 while issuing only two walks through 25 1/3 innings in his previous home appearances.