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18 Specifications
Expansion Bus Inspiron 518 Inspiron 519
Bus type PCI 2.3
PCI Express 1.0A
SATA 1.0 and 2.0
USB 2.0
PCI 2.3
PCI Express 2.0
SATA 1.0 and 2.0
USB 2.0
Bus speed
PCI
133 MB/s 133 MB/s
PCI Express
x1 slot bidirectional speed
— 500 MB/s
x16 slot bidirectional speed
— 8 GB/s
x1 slot bidirectional speed
—1 GB/s
x16 slot bidirectional speed
— 16 GB/s
SATA
1.5 Gbps and 3.0 Gbps 1.5 Gbps and 3.0 Gbps
USB • High speed — 480 Mbps
• Full speed — 12 Mbps
• Low speed — 1.2 Mbps
• High speed — 480 Mbps
• Full speed — 12 Mbps
• Low speed — 1.2 Mbps
PCI
Connectors
Connector size
Connector data
width (maximum)
One
124 pins
32 bits
One
124 pins
32 bits
PCI Express
Connector
Connector size
Connector data
width (maximum)
Two x1
36 pins
1 PCI Express lane
Two x1
36 pins
1 PCI Express lane
PCI Express
Connector
Connector size
Connector data
width (maximum)
One x16
164 pins
16 PCI Express lane
One x16
164 pins
16 PCI Express lane
book.book Page 18 Wednesday, July 2, 2008 1:51 PM