Reply To: Home studio de composicion…(entre otras cosas)

Te sobra para el Reason, mira (lo único que no especificas es la tarjeta de sonido):

Here’s what you need to be able to run Reason 3.0

Windows

Intel Pentium III 600 MHz or better
256 MB RAM
2 GB free hard disk space
CD-ROM drive
Windows XP/2000 or later
Monitor with 800×600 pixels resolution or better
16-bit windows compatible audio card, preferably with DirectX or ASIO drivers
Recommended: MIDI keyboard with built-in MIDI interface, or MIDI keyboard and MIDI interface

Mac OS

G4 or G5 processor
256 MB RAM
2 GB free hard disk space
CD-ROM drive
Mac OS X 10.2 or later, 10.3 or later strongly recommended
Monitor with 800×600 pixels resolution or better
Recommended: MIDI keyboard with built-in MIDI interface, or MIDI keyboard and MIDI interface

Para lo demás, a ver si se anima alguien y te recomienda algo!
Saludos!