[Info-vax] Why it is a good idea that OpenVMS isn't on x86-64 just yet

[Bob Koehler]

In article <c57899e7-fed5-464b-a347-28b3d852440b at googlegroups.com>, abrsvc <dansabrservices at yahoo.com> writes:
> From the VAX Performance Summary dated May 1983:
> 
> 
>                       730        750        780
> FPA                   yes        yes        yes
> Memory               1-3Mb      1-6Mb      1-8Mb    
> Unibus channels        1          1          1-2
> MASSBus channels      N/A         1           2
> Comm controllers    1-4 DMF32   1-6 DZ11    1-8 DZ11

   We vastly exceeded DEC's recommendation for the number of MASSBUS
   controllers on an 11/780 on some of the systems we had.  And at
   least one had 3 UNIBUS controllers.