Originally Posted by bigjdubb
My understanding is that it takes the pci-e 4.0 lanes and turns them into double the amount of 3.0 lanes. Pretty sure it some sort of magic bean extract that makes it all happen.
Which would make sense for the chipset connected slots, but they also list one slot on a switch with a PCIE4 4x general purpose expansion slot, and the m.2 connected direct to the CPU on some of its lanes is also listed as an old spec 32gbps m.2 connection. So something is fishy about this page.