Dell OptiPlex E1 - Manual (Page 77)

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