HP Pavilion AMD 3400 2.19GHz 2GB ram

Windows XP Service Pack 2

PNY 8gb readyboost enhanced USB drive… 2gb allocated for eboostr cache

Beta3 all vers freeze my system for several seconds at a time sometimes up to a couple of minutes

have tried beta3 vers 479, 482, 483 all with the same result

however when I revert back to RC2 Ver424 system works perfectly with no freeze problems at all