Dell Studio XPS 1645 Setup Manual page 65

Computer Information
System chipset
Studio XPS 1640
Studio XPS
1645/1647
Data bus width
DRAM bus width
Graphics bus
PCI bus
Processor address
bus width
Flash EPROM
Studio XPS 1640
Studio XPS
1645/1647
Intel PM45
Intel PM55
64 bits
dual channel (2)
64‑bit buses
PCI‑E X16
32 bits
32 bits
16 Mbit
32 Mbit
Memory
Connectors
Capacities
Memory type
Studio XPS
1640/1647
Studio XPS 1645
Memory configuration possible
Studio XPS 1640
Studio XPS
1645/1647
NOTE: For instructions on upgrading
your memory, see the Service Manual at
support.dell.com.
Basic Specifications
two internally‑
accessible SO‑DIMM
sockets
512 MB, 1 GB, and 2 GB
1066 MHz DDR3
SO‑DIMM
1333 MHz DDR3
SO‑DIMM
1 GB, 2 GB, 3 GB, and
4 GB
1 GB, 2 GB, 3 GB, 4 GB,
and 8 GB
63