[geeks] G5 bus questions

[Francisco Javier Mesa-Martinez]

On Wed, 9 Jul 2003, Kevin wrote:

> I was lazily reading through comp.sys.sgi.hardware today and noticed a thread in which people were debating the merits of the new G5 vs an SGI Fuel.
>
> One post stated the following:
>
> "CPU, 8 gigs RAM, rapid crossbar like interconnect, G5 qualifies (as a workstation)".
>
> I know that the dual G5 supposedly has a separate bus for each CPU but is it actually "crossbar like"?  I did not get this form the G5 info i read, but then again i didn't go over it thoroughly either.

The G5 in apple is coupled to a big stinkking asic that does all the point
to point communication with memory, i/o, etc. So it counts as a crossbar.