Dell XPS 630i Owner's Manual - Page 130

Memory, Expansion Bus, PCI Express SLOT1 and SLOT4

Page 130 highlights

Memory Memory module connector Memory module capacities Memory type Minimum memory Maximum memory four user-accessible DDR2 sockets 128, 256, 512 MB, 1 GB, or 2 GB non-ECC 800 and 667-MHz DDR2 unbuffered SDRAM; SLI memory 1 GB 8 GB Expansion Bus Bus type PCI (SLOT5 and SLOT6) connector connector size connector data width (maximum) bus speed PCI Express (SLOT2) connector connector size connector data width (maximum) Bus throughput PCI Express (SLOT3) connector connector size connector data width (maximum) PCI Express (SLOT1 and SLOT4) connector connector size connector data width (maximum) PCI Express x1, x8, and x16 PCI 32-bit two 124 pins 32 bits 33 MHz one x1 36 pins one PCI Express lane x1 slot bidirectional speed - 2.5 Gbps one x8 98 pins 1 PCI Express lane two x16 164 pins 8 PCI Express lanes NOTE: SLOT 1 is the primary GFX slot and SLOT 4 is the secondary GFX slot. 130 Specifications

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130
Specifications
Memory
Memory module connector
four user-accessible DDR2 sockets
Memory module capacities
128, 256, 512 MB, 1 GB, or 2 GB non-ECC
Memory type
800 and 667-MHz DDR2 unbuffered
SDRAM; SLI memory
Minimum memory
1 GB
Maximum memory
8 GB
Expansion Bus
Bus type
PCI Express x1, x8, and x16
PCI 32-bit
PCI (SLOT5 and SLOT6)
connector
two
connector size
124 pins
connector data width (maximum)
32 bits
bus speed
33 MHz
PCI Express (SLOT2)
connector
one x1
connector size
36 pins
connector data width (maximum)
one PCI Express lane
Bus throughput
x1 slot bidirectional speed — 2.5 Gbps
PCI Express (SLOT3)
connector
one x8
connector size
98 pins
connector data width (maximum)
1 PCI Express lane
PCI Express (SLOT1 and SLOT4)
connector
two x16
connector size
164 pins
connector data width (maximum)
8 PCI Express lanes
NOTE:
SLOT 1 is the primary GFX slot and
SLOT 4 is the secondary GFX slot.