What is the Difference Between PCIe Gen 3 & Gen 4?

4 Shared PCIe Slots: According to the specifications provided by PCI-SIG, there are 7 versions of PCI-E x1, x2, x4, x8, x12, x16 and x32

PCI Express slots are configured on a motherboard PCIe can scale from one to 32 separate lanes; it's usually deployed with 1, 4, 8, 12, 16 or 32

pcieslot x32, ASPM L0s, Latency L0 64ns, L1 1us ClockPM- Surprise- LLActRep Possibly I was wrongly assuming PCIe slot was transparently passed through

pcie 4 nvme in pcie 3 slot you can use 3pcs PCI express card on your through mini PCIe slot on the motherboard, this is NOT