All permitted pertinent permutations:
V+I+I+V
V+II+V
VI+I+V
VII+V
V+I+IV
VI+IV
?
I can just see the advertising slogans now:
"VIIV le computer!"
"VIIV is la difference."
And other dumb plays on vive.
Dark Vader:
[VIIV] < haa...haa...
> V+I+I+V
> V+II+V
> VI+I+V
> VII+V
12
> V+I+IV
> VI+IV
10
> Intel Inside
might be the II part