w w w . d e l l . c o m s u p p o r t . d e l l . c o m

Expansion Bus

Bus type

PCI 32 bit

 

PCI Express x1, x4, and x16

Bus speed

PCI: 33 MHz

 

PCI Express:100 MHz

Bus throughput

PCI Express:

 

x1 slot bidirectional speed - 500 MB/s

 

x4 slot bidirectional speed - 2 GB/s

 

x16 slot bidirectional speed - 8 GB/s

PCI

 

connectors

three

connector size

120 pins

connector data width (maximum)

32 bits

PCI Express

 

connector

one x1

connector size

36 pins

connector data width (maximum)

1 PCI Express lane

PCI Express

 

connector

one x4

connector size

98 pins

connector data width (maximum)

4 PCI Express lanes

PCI Express

 

connector

one x16

connector size

164 pins

connector data width (maximum)

16 PCI Express lanes

110

Appendix

Page 110
Image 110
Dell XPS 400 owner manual 110