I think it should be an A600. Do you have any of those? I don't think an A600 has ever been in a film before. It will catch the eye today because of it's cute size, and it's white, and it still looks modern-ish to me despite being 21 years old!
Do you know if the computer will be turned on or not? If so, then we need to think about what program it will be running as well.
