16-slot BP for 20-slot chassis Segments: 4 -- One CPU card slot -- PCIe slot: One x16 -- Compatible with IPC chassis: IPC-623, ACP-5360, ACP-7360

13-slot BP for 14-slot chassis Segment: 1 PCIe slot: One x16, Three x4 PCI-X slot: 0 Compatible with IPC chassis: IPC-610, IPC-611, IPC-630, ACP-4000, ACP-4320, ACP-4360, ACP-4010

13-slot BP for 14-slot chassis Segments: 1 PCIe slot: One x16; Three x1 PCI-X slot: N/A Compatible with IPC chassis: IPC-610, IPC-611, IPC-630,ACP-4000, ACP-4010, ACP-4320, and ACP-4360

12-slot BP for 14-slot chassis Segments: 2 Each segment: -- One CPU card slot -- PCIe slot: One x16 -- PCI-X slot: N/A -- PCI slot: Four 32/33 -- Compatible with IPC chassis: ACP-4010

12-slot backplane for 14-slot Chassis Segments: 1 PCI slot: Four 32/33 Compatible with IPC chassis: IPC-610, IPC-611, IPC-630, ACP-4000, ACP-4010,ACP-4320, and ACP-4360