Expansion Bus
connector size
connector data width
(maximum)
PCI and PCI Express: with
optional, full-height PCI Express
riser-card cage, supporting both
low-profile and full-height cards
PCI
connectors
card size
connector size
connector data width
(maximum)
PCI Express
connectors
card size
power
connector size
connector data width
(maximum)
PCI only: with optional, full-height
PCI riser-card cage, supporting
both low-profile and full-height
cards
connectors
card size
connector size
connector data width
(maximum)
eSATA
164 pins (x16)
16 PCI Express lanes (x16)
two
one low-profile card and one full-height card
120 pins
32 bits
one x16
full-height
25 W maximum
164 pins (x16)
16 PCI Express lanes (x16)
three PCI
one low-profile card and two full-height cards
120 pins
32 bits
Desktop Computer Specifications
99