Only the dual-core G5s use PCIe. Early G5s, as you say, used PCI while intermediate models use PCI-X, which is compatible with PCI. Eric John Niven wrote: > I just put my ATTO UL3D powered G4 AGP to sleep while I went to the restroom after reading your post. > > Just got back, woke my G4, and wrote this reply. > > Never say never.... > > John > > PS with the exception of the first generation 1.6GHz model, aren't G5's all PCIe? So you can't upgrade that way anyway. Here's a reasonable one: > > http://cgi.ebay.com/Avid-Atto-ExpressPCI-UL3D-PCI-U160-SCSI-Adapter-Card_W0QQitemZ170180932975QQcmdZViewItem?_trksid=p3286.m20.l1116 > > > --- On Mon, 7/21/08, Thomas Bulat <tombulat at comcast.net> wrote: > >> From: Thomas Bulat <tombulat at comcast.net> >> Subject: Re: [G4] SCSI card for G4 >> To: "A place to discuss Apple's G4 computers." <g4 at listserver.themacintoshguy.com> >> Date: Monday, July 21, 2008, 8:58 AM >>> Could anyone please tell me what would be the best bet >> for a SCSI card in a >>> 733 MHz G4 >> I've been following this thread, There are 2 facts you >> should know. >> >> 1) If you put a SCSI Card into you G4, you will not be able >> to let the >> computer sleep. You must set the Energy Panel to _NEVER_ >> let the >> computer sleep. >> >> 2) The older cards will not work with Leopard. Only the >> newer ones >> mentioned. So if you plan to move them to a G5 with Leopard >> down the >> road. Go with one of these: >> >> <http://www.mactech.com/articles/mactech/Vol.22/22.04/ATTOReview/index.html> >> >> Best of luck, TOM >> >> _______________________________________________ >> G4 mailing list >> G4 at listserver.themacintoshguy.com >> http://listserver.themacintoshguy.com/mailman/listinfo/g4 > _______________________________________________ > G4 mailing list > G4 at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/g4 >