What is PCIe? Understanding PCIe Slots, Cards and Lanes

Will this x4 PCIe card fit in the x16 slot of a Dell PowerEdge r310? can you put pcie 4x in 16x slot It looks very simple, just like a extension hub to add 4x pci-e 4x drives to a x16 slot Does this work for most modern servers? For example candy paradise slot If you go the riser cable route, I would get an x4 to x16 cable if you are using an x4 slot You're perfectly fine using an x1 to x16, but you

candy candy slot 2 devices are x4 or less lanes PCIe devices Don't matter if the adapter PCB physically fits a x4x8x16 slot, the is and always will be x4