On Oct 30 2007 15:09, Randall R Schulz wrote: > >On Tuesday 30 October 2007 15:02, Patrick Shanahan wrote: >> * Randall R Schulz <[EMAIL PROTECTED]> [10-30-07 17:51]: >> > Jan's points have little to do with mine. Move twice as much data >> > to perform a given task with the same bus and memory hardware will >> > take twice as long. >> >> but it's not the same bus > >Eh? We're talking about whether to run a 32-bit or a 64-bit OS (and >applications) on a given system. There's only one bus.
In your Intel perhaps. On AMD, you've got extra HyperTransport links. ( http://lwn.net/Articles/254445/ ) >Even when >running in 32-bit mode, the same cache, FSB and RAM data paths are >active and they're still all 64 bits wide. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
