I have no idea what could it be... Techmaster may be able to help you.

Do you see that kind of slowdown with other applications / games on your CF card?

> > That's completely weird... Is the actual game slower or it just load slower? I
> > have all my games and exe file of MAMEBoy in MMC card on my EM-500 and the
> speed
> > is absolutely the same.
> >
>
> Actually the game it self runs slower.
>