https://community.hpe.com/t5/bladesystem-general/pci-speed-issues/m-p/4085383#M1251 Just for grins, what is the speed of the PCIe mezz slot on the blade to which you are connecting the expansion?<BR /><BR />If you are running linux, a very verbose lspci command's output might be interesting, and perhaps it might be worthwhile to peruse the output of dmesg. Mon, 15 Oct 2007 11:58:59 GMT rick jones 2007-10-15T11:58:59Z https://community.hpe.com/t5/bladesystem-general/pci-speed-issues/m-p/4085382#M1250 Has anyone had any issues with the PCI-X bus speed using the expander? I have a third party board that only wants to work at PCI-66MHz and not at anything greater. We've tried PCI-X at all speeds with no joy in Mudville. <BR /><BR />We've tested the board in a DL380-G5 at PCI-X 133MHz and didn't run into any problems. Fri, 12 Oct 2007 10:14:51 GMT https://community.hpe.com/t5/bladesystem-general/pci-speed-issues/m-p/4085382#M1250 BillStudley 2007-10-12T10:14:51Z https://community.hpe.com/t5/bladesystem-general/pci-speed-issues/m-p/4085383#M1251 Just for grins, what is the speed of the PCIe mezz slot on the blade to which you are connecting the expansion?<BR /><BR />If you are running linux, a very verbose lspci command's output might be interesting, and perhaps it might be worthwhile to peruse the output of dmesg. Mon, 15 Oct 2007 11:58:59 GMT https://community.hpe.com/t5/bladesystem-general/pci-speed-issues/m-p/4085383#M1251 rick jones 2007-10-15T11:58:59Z