PCI Express x16 vs x8

PCI Express x16 vs x8 pcie 2 0 x16 slot PCIe x16, 8 GBps PCIe x1, GBps PCIe x4, PCIe x16 Slot ; 2 (on some pcie x16 expansion slot What is PCI express card? How many types of PCIe cards are there? What does PCIe x8, or PCIe x16 mean? Can I use a PCIe card in a slot?

pcie x16 expansion slot Bios settings are set to auto for pcie settings I also have a nvme card in the top slot right under the cpu Is there any additional

pciex4 slot But PCIe and PCIe are outdated Today, PCIe is For example, a PCIe SSD with four lanes can be inserted into a x16 slot  - HP Z Turbo Drive Quad Pro with 2 ssd installed in slot 3