You could try a different radio ROM here, but I would expect it is just the signal in your area:

http://forum.ppcgeeks.com/cdma-tp2-d...-included.html

Have a t - mobile touch pro 2 running 6 . 5 and have tweaked it with regedit and overclock running @ 768 and the phone is much faster responding but downloading is still slow real slow , is there help for that?????