– Pro Tools HD 8.0.4 available for Mac Pro, G4 and G5 not supported. 8.0.4 is not yet available for LE and M-Powered 8.0.4 but coming soon.
Pro Tools HD 8.0.4 for Mac OS X 10.6.1, 10.6.2, and 10.6.3 (Snow Leopard)
Pro Tools HD 8.0.4 for Windows XP SP 3 (Home or Prof, 32-bit), Vista SP2 32 bit