Zimbabwe were described by Independent Online as a side of "no more than club standard", and the tour was described by South African coach Mickey Arthur as "part of the training camp" for the 2006 ICC Champions Trophy.
Opener Davey Jacobs hit an unbeaten half-century in reply, as Eagles overcame the target of 104 inside 11.4 of the 20 allotted overs.
Vusimuzi Sibanda top scored for Zimbabwe with his fifth One-day International half-century, as the only one to pass 40 in South Africa's innings.
Elton Chigumbura made 30 while Tafadzwa Mufambisi and Prosper Utseya contributed 20s as Zimbabwe were bundled out for 152 inside 50 overs.
Zimbabwe were "beaten to their knees by a brutal display of power"[6] that began with the openers Loots Bosman and Alviro Petersen before Mark Boucher came in and registered his first one-day century in his 220th match, and also the second quickest of all time.
Terry Duffin led the resistance with a defiant 87, supported by Chamu Chibhabha and Hamilton Masakadza, with whom he added 94 and 102 for the second and third wickets.