Any adapters for a x16 PCIe slot split in multiple smaller ones?

But can you plug that card into a PCI-Ex16 slot AND have it work? Or My motherboard has PCIe x16 I also have

Pcie x16 slot into multiple x4 slots · PCIE Bifurcation · IBM 69Y5321 M4 PCIe Gen-III Riser Card 2 · Cablem ATIC

pciex16 slot configuration 2_2 slot will be disabled When ROG Hyper card is installed on PCIEX16, Hyper _1 and Hyper _2 slots can support PCIe x4

clash of camelot slot 3, you need to set the motherboard BIOS before use, the corresponding slot PCIE maximum connection speed to GEN3 1, PCIE X16 slot split 4 PCIEX4 (physical