"The low end of PCIe Gen 3 still starts around 1 GB/s in read and write while the high-end peaks around ~3.5 GB/s. Meanwhile, the low end of PCIe Gen 4 starts in that Gen 3 high-end, while Gen 4’s high end is still being pushed as high as 7 GB/s in sequential read and write." **The Dell 7060 is PCIe 3x4 - which is Gen 3 with 4 PCIe Lanes.**