On Jul 15, 2008, at 5:45 AM, Peter Kjellstrom wrote: > On Monday 14 July 2008, Tony Schreiner wrote: >> On Jul 14, 2008, at 12:28 PM, Bo Lynch wrote: >>> On Mon, July 14, 2008 11:43 am, Tony Schreiner wrote: >>>> Is there a way to tell from the OS whether the PCI-X bus is >>>> version 2 >>>> or not? > > You basically have two ways to go. 1) Google the PCI bridge 2) run > lspci with > a few -v options and attempt to decode the output. > > The first approach would have told you that the AMD bridge does > indeed support > PCI-X version 2 but only to 266 MHz (assuming the board/bios etc. > supports > it). The cheap intel chip you mentioned below wont even likely run > 133 MHz > version 1 very fast... > > But at this point it's probably relevant to ask why do you care? I > have seen > many high performance PCI, PCI-X and PCI-express cards but PCI- > X-2? ...that > hasn't seen any wide use at all. Do you really have a card that is > PCI-X-2? > As I understand it it's quite dead in the water and everyone has > moved on to > PCI-express. > > /Peter Thanks for the pointers. The reason I asked the question is I'm investigating some Fibre Channel HBA's and was asked if I had if I had PCI-X v2 available. I agree that I have not seen it mentioned in the press or anywhere else very much. Tony Schreiner