im not to familar with the gp2x yaustar knows alot about it as i think he has one you should pm him and ask him
well i have a 2.6 psp and a 1.5 psp
if it were me since i am unfamilair with the gp2x i would try and get a 1.5 or 2.0 psp that way i will have full hombrew capabilitys
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