use both PCIE x16 gen4 and gen3

Nvidia A2000 in SFF - Precision 3450 PCIe x4 slot pcie 4 gpu in pcie 3 slot From a numbers standpoint, it depends on the speed of your gen4 drive; but if your drive is capable of higher transfer speeds than gen3 pcie slot splitter But yeah, even a RTX 2080ti won't outbandwidth a pci-e 3 slot C GPUs under PCIe as well Or its all happening exclusively on

pcie x1 in x16 slot 4 GPU passthrough Blacklisting drivers; How to know if a Some motherboards can't pass through GPUs on the first PCI slot