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Technical Specifications
Dell™OptiPlex™GX400SystemUser'sGuide
TechnicalSpecifications
Intel®Pentium®4 microprocessor. Design provides for future Dell-supported upgrades. A slower compatibility
speed can be set through system setup.
8-kilobyte (KB) first-level
256-KB pipelined-burst, eight-way set-associative, write-back static random-access memory (SRAM)
internal to microprocessor
Rambus dynamic random access memory (RDRAM)
Rambus in-line memory module
(RIMM) sockets
64-, 128-, 256-, and 512-megabyte (MB) RDRAM
Basic input/output system (BIOS)
address
Intel 850 Peripheral Component Interconnect (PCI)/accelerated graphics port (AGP)
Direct memory access (DMA)
channels
100 megahertz (MHz) clock, 400 MHz data rate
AGP 4X or PCI graphics card (see manufacturer's specifications)
AGP expansion-card connectors
AGP expansion-card connector size
AGP expansion-card connector
data width (maximum)
4x/2x modes at 1.5 volts (V) (3.3 volt AGP cards are not supported.)
Analog Devices AD1885 AC97 Codec
16 bits (analog-to-digital and digital-to-analog)
PCI bus/AC97
CDROM
Telephony applications programming interface (TAPI)
line-in jack;
microphone jack;
line-out jack
PCI expansion-card connectors
PCI expansion-card connector size
PCI expansion-card connector
data width (maximum)
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