List of Dell workstation tower with PCI full leght slot

1 8+4 Solid Pin CPU Power Connector ; 2 Twin 14+2+1 Digital VRM Design ; 3 Advanced Thermal Design ; 4 Design Ready for PCI Express ; 5 EZ-Latch

+1 Also cards must support being inserted into a smaller slot than they're designed for Some slots

pcie 30 x4 slot For example, my NIC is a ConnectX3 single port which is a x4 card That's not going to fit in a 1x slot

pciex1 slot This video explains everything you need to know about PCIe slots, including PCIe slot Old