Dell OptiPlex GX400 - Manual (Page 35)

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Technical Specifications
Dell™ OptiPlex™ GX400 System User's Guide
Technical Specifications
Processor
Microprocessor type Intel® Pentium® 4 microprocessor. Design provides for future Dell-supported upgrades. A slower compatibility
speed can be set through
system setup .
Internal cache 8-kilobyte (KB) first-level
L2 cache memory 256-KB pipelined-burst, eight-way set-associative, write-back static random-access memory (SRAM)
Math coprocessor internal to microprocessor
Memory
Architecture Rambus dynamic random access memory (RDRAM)
Rambus in-line memory module
(RIMM) sockets
four
RIMM capacities 64-, 128-, 256-, and 512-megabyte (MB) RDRAM
Standard RAM 128 MB minimum
Maximum RAM 2 gigabyte (GB)
Basic input/output system (BIOS)
address F8000h
System Information
Chip set Intel 850 Peripheral Component Interconnect (PCI)/accelerated graphics port (AGP)
Data bus width 64 bits
Address bus width 32 bits
Direct memory access (DMA)
channels
eight
Interrupt levels 15
BIOS chip 4 megabits (Mb)
System bus speed 100 megahertz (MHz) clock, 400 MHz data rate
Video
Video type AGP 4X or PCI graphics card (see manufacturer's specifications)
Bus speed 66 MHz
AGP expansion-card connectors one
AGP expansion-card connector size 172 pins
AGP expansion-card connector
data width (maximum)
32 bits
AGP bus protocols 4x/2x modes at 1.5 volts (V) (3.3 volt AGP cards are not supported.)
Audio
Audio type Soundblaster emulation
Audio controller Analog Devices AD1885 AC97 Codec
Stereo conversion 16 bits (analog-to-digital and digital-to-analog)
Interfaces:
Internal PCI bus/AC97
CDROM
Telephony applications programming interface (TAPI)
External line-in jack;
microphone jack;
line-out jack
Expansion Bus
Bus types PCI
Bus speed PCI: 33 MHz
PCI expansion-card connectors five
PCI expansion-card connector size 120 pins
PCI expansion-card connector
data width (maximum)
32 bits
Drives
Externally accessible bays three 5.25-inch bays for diskette, tape, or CD drives; one 3.5-inch bay for a diskette drive
Internally accessible bays two 3.5-inch bays for two 1-inch high hard drives or one 1-inch high hard drive and one 1.6-inch-high hard drive
Ports
Externally accessible: