Turo Rudi!
Túró Rudi is the name of a Hungarian chocolate:
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Túró means cottage cheese, Rudi is a diminutive form of the name Rudolf. This kind of sweet was very popular among children in our childhood (in the time of the retro computers).
The title of the game is Turbó Rudi. This is a play with the words (túró -> turbó, in English: turbo). So, the title of the game was a kind of marketing-trick. However I don't know if more pieces of Turbó Rudi were sold than other games.
Do you know Túró Rudi abroad? It is very tasty!