* The new PSP features is based on a TA-085 PCB, which doesn't mean a lot to us, but gets those homebrew folks looking in the right direction.
* RAM has been doubled from 32MB to 64MB.
* You can charge the PSP over USB.
* There's a 1200mAh battery, rated at 3-6 hours, compared to the original PSP's 1800mAh battery with the same rating.
* You can't use an original PSP remote with the new PSP.
* The component AV cable is sold separately. Don't look so shocked (link)
* There's a WLAN switch on top.
more pics and deteails at
http://0okm.blogspot.com/2007/07/some-interest-thing-in-psp-200x.html