Dell Inspiron 1750 (Mid 2009) - Manual (Page 70)

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Specifications
Computer Information
System chipset Mobile Intel Express
Cantiga GM45 (UMA),
GM45/PM45 (Discrete)
Data bus width 64 bits
DRAM bus width dual channel (2)
64-bit buses
Processor
address bus
width
36 bits
Flash EPROM 2 MB
Communications
Network adapter 10/100 Ethernet LAN on
system board
Wireless internal WLAN Mini-Card
Bluetooth ® wireless
technology
Video
Video type integrated on system board
LCD interface Low Voltage Differential
Signaling (LVDS)
Discrete:
Video controller ATI Mobility Radeon HD
4330
Video memory GDDR3 256 MB
DDR2 512 MB
UMA:
Video controller integrated GMA 4500MHD
Video memory dynamic based on system
memory capacity