This is a boot Cd for AMD User..
OS X 10.8.3 AMD BootCD.iso
(only for the processors Athlon/AthlonII/Phenom/PhenomII)
the correct boot flag is arch=x86_64 npci=0x2000
The AMD Kernel made By Bronzovka For 10.8.x Darwin 12.3.0 (10.8.3)
the kernels is RC4 by Bronzovka.
Is best AMD Kernel at the moment.
3.SSSE3 issue has already been solved.