HP - AB463-60028 - Backplane PCI Express Rx3600 Rx6600 AB463-60028 - HP - PCI Express Backplane for Rx3600/Rx6600 $695.21 $589.16
HP - AB463-60001 - Backplane 10-Slot PCI Express 2.0 AB463-60001 - HP - 10-Slot PCI Express 2.0 Backplane for rx3600/rx6600 $372.93 $316.04
HP - AB463-69037 - Backplane PCI-X I/O Board Assembly AB463-69037 - HP - System Board I/o Backplane PCI-x Board Assembly $432.02 $366.12
HP - 868247-001 - Backplane PCI Express EL1000 868247-001 - HP - SPS-EL1000 PCI Express Backplane $926.51 $785.18
HP - 491106-001 - Backplane Assembly PCI Express HTx I/O Combo 491106-001 - HP - Combo PCI Express HTx I/O Backplane Assembly $569.63 $482.74