On Wednesday 15 October 2008, ropers wrote: > I don't know if it is possible to use --surrounding physical space > permitting-- 64bit cards in 32 bit slots (and have them run w/ > reduced performance). IIRC, something like that used to be possible > back when it came to the transition from 8bit ISA to 16bit ISA slots; > back then, some 16bit ISA cards could be used in 8bit slots at > reduced speeds. Whether something like that is possible now with > 64bit PCI cards I don't know. Maybe someone else knows.
Of course it depends on the design of the specific card, but yes, at least *some* 64-bit cards can be used in 32-bit slots. I've seen early 64-bit PCI SCSI controller cards that were built this way. -- JCR
