4 pci slots, 5 pci express x1 slots, 6 pci express 2.0 x16 slots – Asus P7P55D-E User Manual
Page 40: Pci slots -22, Pci express x1 slots -22, Pci express 2.0 x16 slots -22, Chapter 2
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Chapter 2: Hardware information
Chapter 2
2.5.4
PCI slots
The PCI slots support cards such as a LAN card, SCSI card, USB card, and other cards that
comply with PCI specifications. Refer to the figure below for the location of the slot.
2.5.5
PCI Express x1 slots
This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that
comply with the PCI Express specifications. Refer to the figure below for the location of the
slots.
2.5.6
PCI Express 2.0 x16 slots
This motherboard has two PCI Express 2.0 x16 slots that support PCI Express x16 2.0
graphic cards complying with the PCI Express specifications. Refer to the figure below for the
location of the slots.
PCIe x1_1 slot
PCIe x1_2 slot
PCIe 2.0 x16_2 slot (black, at x4 link)
PCI slot 1
PCIe x1_3 slot
PCIe 2.0 x16_1 slot (blue, at x16 link)
PCI slot 2