PCIe x8 NIC in PCIe x16 slot

You can run 2 separate cards fine with that motherboard The first pciE slot you would place your main card to render your main screen while

The Riser from Dell™ fits into the PCI-E slot of your Dell System Riser cards are used to extend a slot for a chip or card in a fully loaded computer

pcie 2 slot Lengths can also vary, coming in 16 If you have the option of multiple slots where at least one supports PCIe, it's worth considering your secondary slot

pcie slot length Specifications x 1