What is the difference between PCIe Gen 3 and PCIe Gen 4?

pci 4 in pci 3 slot   Dan pci 1 slot

For example, the latest NVIDIA RTX 3080 PCIe gaming GPU should work fine in PCIe slot and not get a significant performance hit because,

the PCIe slot There are essentially four types of PCIe slots differentiated by their lane Max Bandwidth x16 Slot: 4 GBs , 4 GBs ; Notable for being the first generation of PCIe, introducing higher speeds than the previous PCI interface

scratch frenzy slot List of Motherboards with 3 PCI-Express x16 Slots: GIGABYTE B650 Gaming X AX V2, MSI X670E Gaming Plus WiFi, ASUS ROG Strix Z790-E Gaming WiFi II, The speed differences between PCIe & PCIe are apparent We discuss those differences in this post, as well as whether to upgrade to