 Ramba uchiverenga ndima ino - Pamakwikwi eOlympic eZhizha ra2004 muAthens, Silva akakwanisazve kumhanya mamita 50 akasunungukakupfurikidza nokubvisa nguva yeFINA B-standard yekupinda ye22.86 kubva kuWorld Championships muBarcelona, Spain. Akadenha vamwe vanoshambira vanomwe mumakwikwi akafanana neSydney, kubatanidza vakakunda makwikwi eOlympic kaviri Rolandas Gimbutis wokuLithuania naCamilo Becerra wokuColombia. Akagovana chigaro chechitanhatu naBecerra muhupenyu hwake hwakanakisisa hwe23.23. Silva akakundikana kuenda kumasemifinal, sezvo akakwanisa kudzokorora chinzvimbo chakafanana kubva paOlympic yake yekutanga mumatanho ekutanga. 