NVMe x4 adapter card for PCIe x1 slot

Supports PCIe motherboards and is backward compatible with PCIe and PCIe Also supports PCIe x1 bus slot The NVMe PCIe card

The PCI Express x1 to x16 adapter accommodates low profile x2, x4, x8, x12 or x16 PCI Express cards, eliminating the cost and hassle of upgrading a PCIe card or

x16 slot PCIe x1 slots replace the standard PCI port and are about 1 inch long They move data on and off the motherboard at up to 250 MBps in

x1 slot Dell XPS 8700 comes with a one PCIe x4 slot on the systemboard You can refer to picture below for it