The PCIe Version Doesn't Matter for Graphics Cards Like You Think

How To Check PCIe Version of Slot and Motherboard pcie 3 0 in 4 0 slot Absolutely Yes Graphics cards are able to work in PCIe or slots You'll see little to no performance difference However I would like pcie 4 nvme in pcie 3 slot After a quick Google search, I found this article which explains that: a PCIe x16 slot can theoretically hit approximately 32 gigabytes

pcie x4 in x16 slot As with previous generations, the standard simply doubles the speed that the PCIe slot runs at It now provides about 2GBs per lane