: These versions were optimized for Mac OS X 10.4.11 (Tiger) and higher. The "XVX" Licensing System
: Indicates this specific release was optimized for the transition from PowerPC to Intel-based Macs , typically targeting Mac OS X 10.4 (Tiger) and 10.5 (Leopard) . Included Software mcdsp complete rtas tdm au osx intel xvx top