Wanted recommendation : pcie to card

pcie 4 0 in pcie 3 0 slot   Dan pcie 4 slot

PCIe PCIe x16 x16 PCIe PCIe Gen3 x16 FHHL slot C4 PCIe Chip-1 Chip-1 48 PCIe DVD PCIe RAID Backplane IO Planar Figure 2-5

What is the point of even buying a video card that uses PCIe if people have motherboards that only have PCIe slots? This ECN affects the PCIe Base Specification show less , ECN, December and the PCI Express CEM Specification Changes to the PCI

slot players PCIe riser #1: Configured for systems with one or two processors that are installed, it allows for the 4-port 10 Gbps Ethernet Adapter and an additional PCIe Yes, it'll be perfectly compatible with gen PCIE slot