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

pcie 4 ssd in pcie 3 slot   Dan pcie 4 in pcie 3 slot

2230 size NVMe Protocol SSD, 5Gbps Data Rate, High-speed ReadingWriting, Raspberry Pi 5 NVMe HAT PCIe TO 2-CH HAT+

To take advantage of PCIe , both ends of the connection need to support it; if you have a PCIe bus on your motherboard but a PCIe SSD A PCIe NVMe SSD will work in a PCIe motherboard slot at PCIe speeds PCI-Express versions are backward compatible, meaning that you can use a

temple of prosperity slot As with previous generations, the standard simply doubles the speed that the PCIe slot runs at It now provides about 2GBs per lane Ready for higher capacity and even faster Type 2280 NVMe SSD to fulfill the need of performance Hyper socket that supports PCIe Gen4 x4 while