PCIe vs PCIX vs PCIe x1 vs PCIe x16 - SOS Forum

PCIe x16: The largest slots on the motherboard, these slots are used for cards that require a high bandwidth like GPUs By far, the most popular

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 20 x16 slot if the slot is open like that, you should be good to go if it's not open, you could a) use another riser to adapt the x8 to x16, or b)

pcie expansion slot You can install PCI Express slots in larger slots but not smaller ones For example, you can install a PCI Express x1 adapter into an x16 slot (but will still