Technical specifications – Dell OptiPlex E1 User Manual
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Technical Specifications: Dell™ OptiPlex™ E1 Managed PC
Table A-1. Technical Specifications
Microprocessor
Microprocessor type
Intel Celeron microprocessor that runs at300 MHz internally/66
MHz externally.Design provides for future Dell-
supportedupgrades. A slower compatibility speedcan be set
through the System Setup program.
Internal cache
32-KB first-level (16-KB data cache; 16-KBinstruction cache)
Math coprocessor
internal to the microprocessor
System Information
System chip set
Intel 82440EX PCI/AGP
PIIX4E 82371EB
Data bus width
64 bits
Address bus width
32 bits
DMA channels
eight
Interrupt levels
15
System BIOS chip
2 Mb
System clock
66 MHz (matches external bus speed)
Expansion Bus
Bus types
PCI and ISA
Bus speed
PCI: 33 MHz
ISA: 8.33 MHz
PCI expansion-card connectors
two (one PCI connector shares a card-slotopening with an ISA
connector)
ISA expansion-card connectors
two (one ISA connector shares a card-slotopening with a PCI
connector)
ISA expansion-card connector size
98 pins
ISA expansion-card connector datawidth (maximum)
16 bits
PCI expansion-card connector size
120 pins
PCI expansion-card connector datawidth (maximum)
32 bits
Memory
Architecture
64-bit (nonparity) noninterleaved