Alternate Part Numbers: Y7D7D 0Y7D7D 3GFMW 03GFMW 3M6PY 03M6PY. Launched this year after it was first published in 2017, PCIe Gen4 is the latest version of the interface standard. With 4 lanes, PCIe Gen4 can potentially transfer data at around 8 GB/s, whereas the maximum data transfer rate of PCIe Gen3 is capped at around 4 GB/s.
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