If you are reading this post than you already know the answer: neither Sony nor NVIDIA have given you the blessing to install Windows 7 64 bit. So officially it is not approved or supported by booth companies.
Well then, the question is can you do it? The answer is yes, absolutely! Will there...
64-bit
ahci
bios
control center
device manager
drivers
event service
graphics
installation
nvidia
performance
power management
sony
support
toshibabluetooth
universal extractor
vgn-sz340p
virtualization
visual c++
windows 7
