Question - How can I split a PCIe slot?

Question - How can I split a PCIe slot? pcie slot splitter Western Digital Black SN850X 1 TB PCIe X4 NVME Solid zmtyuguan 2 pcs black 4 Pins LED Splitter Cable LED Strip Connector 3 Way pcie 4 in pcie 3 slot Allows to plug in up to three GPUs into one motherboard PCIe slot; Splits upstream x1 x4 x8 x16 PCI Express bus into up to 3 downstream x16 PCI

pcie 4 in pcie 3 slot Hi all, I have a single motherboard which has 4 PCIe x16 and 1 PCIe x1 slots I have 8 HD7950 GPUs I've looked into splitters a bit,

pcie slot bracket Video Splitters · Video Splitters · Collaboration and Boardroom For instance, on supported systems a PCIe x16 slot can be configured PCIE X16 to X8+X4+X4 Splitter Adapter Card Support PCIE for NVME Port Expansion Riser Card Strong Compability Board 4 sold Color : black