Pcie x16 slot into multiple x4 slots

Thus, A PCIe x16 slot provides 16 lanes for data transfer, making it the slot with the highest available bandwidth among the commonly used PCIe configurations

Depending on your graphics card and motherboard, some of the PCI-e slots x16 lanes), but to make sure, it's worth checking your motherboard's manual

pcie slot function So in the first scenario, both physical x16 slots only provide 8 lanes, in the second scenario the first x16 slot provides 16 lanes (for full

pcie slot bracket It's a slot of x16 size but electrically x4 This