Query failed: connection to localhost:9312 failed (errno=111, msg=Connection refused). PCIe work with old software programs? - Future Apple Hardware Discussions on AppleInsider Forums Toggle navigation All Forums Recent Posts Sign In PCIe work with old software programs? neewbee Posted: December 12, 2005 9:59PM in Future Apple Hardware edited January 2014 Will older programs work on the new PCI express cards?Trying to decide between purchasing a 2.0 dual and a 2.0 dual core. Most of the programs I will be runing are older. However, I do want to start editing a small amount of video. Comments Reply 1 of 1 placebo Posts: 5,767member December 12, 2005 10:04PM Er, PCI-e versus AGP has nothing to do with how programs run, except PCI-e will allow your graphics card to work more efficiently in graphics-intensive programs like Motion or Final Cut.. Sign In or Register to comment.