Rackmount, PICMG 1.3, 16-Slot Backplane, 4 PCI, 4 PCI-Express [x4], 4 PCI-Express [x16], Quad Segments机架安装, PICMG 1.3 , 16槽无源底板, 4个PCI , 4个PCI-Express [ X4 ] , 4个PCI-Express [ x16的] ,四分部