Officially, Sony's PSPgo is only clocking in at 333MHz like the rest of its brothers and sisters, but as the gang at Sony Insider found out in the FCC filing, the internal processor actually maxes out at 480MHz. What that means for gamers is probably nothing in the near future, since the firmware'll underclock it to standard speeds and we've seen absolutely no sign Sony's interested in releasing software exclusively for the UMD-less iteration at this point. O