Using a PCIe x1 card in a PCIe x16 slot

SFF-8639 PCI Express Connector Pinout 原创 pcie slot pinout PCIE Express Connector 164 Pin Plug-in PCI-e 16X Memory Card Slot PCIE Connector pciex16 slot Comments6 · Explaining PCIe Slots · How to add PCIE to FPGA

pcie 40 gpu in 30 slot PCIe cards will not work in this slot It only accepts legacy PCI cards Here is the PCI-Express page on Wikipedia showing pinouts,