Selon Alex Perry <[EMAIL PROTECTED]>: > First, even if you prefer to stay 32 bits right now, I still recommend > picking a 64 bit processor and running it in 32 bit mode. That gives > you the option of switching over in the next year or two as your needs > grow ... without building a whole new chassis. > > Second, AMD64 hardware gives you four specific features ... all of which > are apparent in benchmarks: > * More FP registers, which speeds up computation intensive applications > * Lower latency to main memory, which speeds up memory intensive > applications > * Larger virtual address space, which speeds up database and engineering > applications > * Larger pointers, which slows down dynamic data structure intensive > applications by 3% > The increases caused by the first three bullets usually compensate for > the last bullet ... sometimes dramatically. > > Third, given there is negligible performance downside for AMD64 use, you > have to decide whether it is more painful to install AMD64 right now and > get the driver/app issues resolved once, or to have to do two installs > on one computer with the second one being when you decide to go to 64 > bit operation in a year or two. Hope that helps.
It helps a lot. These are quite concrete arguments. Thanks a lot. -- J�r�me Marant
