6-slot backplane with one PCIe x16 slot, two PCIe x1 slots and two PCI slots

5-slot backplane with one PCIe x16 slot and three PCIe x1 slots

5-slot backplane with one PCIe x16 slot, one PCIe x4 slot and two PCI slots RACK-500G 5U 5-slot full-size

4-slot backplane with one PCIe x16 slot and two PCI slots

4-slot backplane with one PCIe x16 slot, one PCIe x4 slot and one PCI slot

2-slot backplane with one PCI slot

2-slot backplane with one PCIe slot

7-slot PICMG 1.3 backplane for half-size SBC, with three PCI slots and two PCIe x16 slots (x8 signal)

5-slot PICMG 1.3 backplane for half-size SBC, with two PCI slots and one PCIe x16 slot (x16 signal)