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30 About Your Computer
Flash EPROM 8 Mbit
Graphics bus Two PCI Express 2.0 x16 slots
Expansion
Card support Center five connector slots support full-
length cards.
The connector slots on either side (one x8
PCI Express slot (wired as x4) and one PCI-
X card) support half-length cards.
Cards supported PCI 2.3
PCI Express 1.0A
PCI Express 2.0 x16
PCI-X 2.0A
PCI
connector
one
connector size
120 pins
connector data width (maximum)
32 bits
bus transfer rate 133 MB/s
PCI-X
connectors
three
connector size
188 pins
connector data width (maximum)
64 bits
bus transfer rate
800 MB/s
PCI Express x8 (wired as x4)
connectors
one x8 (support x8, x4, and x1 modes/cards;
maximum x4 link width)
connector size
98 pins
connector data width (maximum)
4 PCI Express lanes
bus transfer rate
2.5 GB/s/lane/direction (raw bandwidth)
PCI Express 2.0 x16
System Information
(continued)