Hashim Amla top scores with 59 as South Africa narrowly beat Northamptonshire by 13 runs in an entertaining 50-over match.
South Africa Cricket
South Africa thrash Sussex by 66 runs in the rain-affected first game of their tour of England, which runs until early August.
Fixtures, reports and scorecards from South Africa's tour of England, featuring three ODIs before the Champions Trophy, then three Twenty20s and four Tests.
England's one-day team have "earned a lot of respect" since hitting "rock bottom" in 2015, says South Africa captain AB de Villiers.
Audio & Video
In joining Durham for part of the 2017 season, South Africa Test opener Stephen Cook is fulfilling a personal ambition.
Analysis and opinion from the BBC's cricket correspondent.
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BBC Sport brings you live radio commentary plus online video clips and highlights from England's one-day internationals against South Africa.
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How to get into Cricket
How to get into cricket - physical exertion with a chess-like element in matches which range from half an hour to five days.