Dell HX727 G5459 Optiplex 330, 360, 740, 755, 760 PCI/PCI-E Riser Board Assembly for Desktop Systems Bracket Part Number: WY116 Compatible with Dell Optiplex 330, 360, 740, 755, 760 Desktop Systems 1 - PCI Slot 1 - PCI-E x16 Slot Assembly Part Number: HX727 Board Part Number: G5459; Bracket Part Number: WY116