(I'm aware that in order to perform those tasks the processing unit will also have to perform arithmetic operations)
https://www.lemonde.fr/planete/article/2005/04/15/16-avril-1...
Spain calqued the word into ordenador while most of Latin America calqued computadora from the USA.
https://en.wiktionary.org/wiki/order
1. (countable) Arrangement, disposition, or sequence.
[…]
5. (countable) A command.
(I'm aware that in order to perform those tasks the processing unit will also have to perform arithmetic operations)