GA-Z87-HD3 motherboard and PCIe slots sharing lanes?

pcie 3 0 x1 slot   Dan pcie x4 in x16 slot

PCI Slot x 3 30423052 B-Key x 1 Mini PCIe Slot x 1 Micro SIM Card Slot x 1

Here's the best way I've found and seen of modifying a PCIE x1 slot to fit a full-sized x16 card The PX1-1M2B-1S PCIe x1 1-port B-key & 1-port SATA III Expansion Card enables one SATA III slot and one B-key slot to a computer through a

shaolin spin slot The PCIe Slots are usually numbered from 1 to 16, and will be designated by a PCIe x1, x4, x8, or x16 label Remember that these labels refer to The PCIe x1 slot has only one PCIe lane Although there is only one PCIe lane, the PCIe x1 slot can be used for a variety of low-power PCIe