49Y5285 - IBM PCI Express x8 Riser Card for x3690 X5 49Y5285 - IBM PCI Express x8 Riser Card for x3690 X5 $113.85
49Y6576 - IBM PCI Express 3x8 Riser Card for X3690 X5 49Y6576 - IBM PCI Express 3x8 Riser Card for X3690 X5 $174.60
81Y5344 - IBM (Motherboard) for X3690 X5 Server 81Y5344 - IBM (Motherboard) for X3690 X5 Server $1,232.23
88Y5870 - IBM (Motherboard) for X3690 X5 Server 88Y5870 - IBM (Motherboard) for X3690 X5 Server $536.45