Can You Help me Understand This SATA NVMe PCIe SSD Gen

What Are PCIe and ? pcie 4 ssd in pcie 3 slot 256 GB, 2230, PCIe NVMe Gen3 x4, SSD 512 GB, 2230, PCIe NVMe Gen3 x4 3 years hardware service with on-sitein-home service after remote pcie slot x16 Part 2: Install the SSD · Locate the PCIe slot · Insert the SSD Depending on your computer, there might be a heat sink or screw that needs to be removed prior

pciex1_1 slot PCIe was released in 2011 that surpasses the older generations of PCIe It's both backward and forward compatible with newer or older