4 pci slots, 5 pci express 2.0 x1 slots (2.5gt/s), 6 pci express 2.0 x16 slots – Asus P7P55D Premium User Manual
Page 42: Pci slots -22, Pci express 2.0 x1 slots (2.5gt/s) -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 2.0 x1 slots (2.5GT/s)
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
slot.
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 2.0 x16_1 slot (blue, single at x16 or dual at x8 link)
PCI Express x1_2 slot
PCI slot 1
PCIe 2.0 x16_2 slot (gray, at x8 link)
PCI slot 2
PCI Express x1_1 slot