Dell Latitude C840 User Guide - Page 111

Specifications - memory maximum

Page 111 highlights

Specifications Microprocessor System Information PC Card Memory Ports and Connectors Communications Video Audio Microprocessor Microprocessor types L1 cache L2 cache External bus frequency System Information System chip set Data bus width Microprocessor address bus width Flash EPROM Graphics bus PCI bus PC Card CardBus controller PC Card connector Cards supported PC Card connector size Data width (maximum) Memory Architecture Memory module connectors Memory module capacities Memory type Standard memory Maximum memory Memory clock speed Ports and Connectors Serial Parallel Video Display Keyboard Touch Pad Track Stick Battery AC Adapter Physical Environmental Intel® Mobile Pentium® 4 8 KB (internal) 512 KB 400 MHz front-side bus Intel 845MP 128 bits 32 bits 4 Mb 32-bit AGP 4X 33 MHz Texas Instruments PCI 4450/4451 CardBus controller two (supports two Type I or Type II cards or one Type III card) 3.3 V and 5 V 68 pins PCMCIA 16 bits CardBus 32 bits PC2100 DDR two user-accessible SODIMM sockets 64, 128, 256, and 512 MB DDR SDRAM 128 MB 1024 MB 133 MHz; effective clock speed with DDR is doubled to 266 MHz 9-pin connector; 16550C-compatible, 16-byte buffer connector 25-hole connector; unidirectional, bidirectional, or ECP 15-hole VGA connector

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Specifications
Microprocessor
System Information
PC Card
Memory
Ports and Connectors
Communications
Video
Audio
Display
Keyboard
Touch Pad
Track Stick
Battery
AC Adapter
Physical
Environmental
Microprocessor
Microprocessor types
Intel
®
Mobile Pentium
®
4
L1 cache
8 KB (internal)
L2 cache
512 KB
External bus frequency
400 MHz front-side bus
System Information
System chip set
Intel 845MP
Data bus width
128 bits
Microprocessor address bus width
32 bits
Flash EPROM
4 Mb
Graphics bus
32-bit AGP 4X
PCI bus
33 MHz
PC Card
CardBus controller
Texas Instruments PCI 4450/4451 CardBus controller
PC Card connector
two (supports two Type I or Type II cards or one
Type III card)
Cards supported
3.3 V and 5 V
PC Card connector size
68 pins
Data width (maximum)
PCMCIA 16 bits
CardBus 32 bits
Memory
Architecture
PC2100 DDR
Memory module connectors
two user-accessible SODIMM sockets
Memory module capacities
64, 128, 256, and 512 MB
Memory type
DDR SDRAM
Standard memory
128 MB
Maximum memory
1024 MB
Memory clock speed
133 MHz; effective clock speed with DDR is doubled to
266 MHz
Ports and Connectors
Serial
9-pin connector; 16550C-compatible,
16-byte buffer connector
Parallel
25-hole connector; unidirectional, bidirectional, or
ECP
Video
15-hole VGA connector