How fast is PCIe NVMe vs PCIe

2 PCIe 3 and 4 drives look identical from the outside The difference is the standard in the way they connect to the motherboard, and thus

Und jetzt die Frage: Lohnt es wegen der höheren IOPs auch in einem PCIe Slot eine moderne PCIe 4, 0 SSD zu nutzen, denn soviel teuer

pcie 20 x16 slot If the PCIe slot can not be Bifurcation or BIOS is not set to x4x4x4 x4, only one hard drive can be recognized If the motherboard can only be set to x8 x4 x4

pcie gen 4 in gen 3 slot BUT you go buy the off brand no name cheaper 1TB Gen 4 NVME for lets say, 70$ (6-7K read