EDIT:10.5.1r1 just doesn't work for me...
i am downloading 10.5.2 now

here are my spec:
AMD 64 X2 3600+
nForce 405
1G DDR2 x2
HD: tried with 500GB SATA & 10GB IDE (format primary id=af)
DVD: tried with both SATA & IDE

does my computer support this release?
do i need to do anything with my computer before installation?
thanks.