Dell OptiPlex E1 - Manual (Page 66)

Specifications: Dell™ OptiPlex™ E1 Systems
General | System Information | Expansion Bus | System Clocks | Memory | Drives | Ports | Audio (optional) | Video | Supported
Resolutions | Power | Physical | Environmental | Regulatory Notices
General
Microprocessor type Intel® Celeron™ microprocessor
Microprocessor speeds 266, 300, 333, 366, or 400 MHz
Internal cache 32 KB (L1) (16-KB data cache, 16-KB instruction cache)
L2 cache memory 128 KB for processors 300 MHz and above
Math coprocessor internal to the microprocessor
Microprocessor slot slot 1
System Information
System chip set Intel 440EX AGPset
PIIX4e controller 82371EB
PCI, AGP controller 82443EX PAC
Data bus width 64 bits
Address bus width 32 bits
DMA channels 8
Timers 3
Interrupt levels 15
Flash EPROM (BIOS) 2 Mb
BIOS source Dell
NIC chip integrated 3Com® PCI 3C905B-TX Wakeup On LAN NIC, operating
at 10 or 100 Mbps
I/O controller chip National PC87309
Expansion Bus
Bus type PCI (2.1-compliant) and ISA
PCI expansion-card connectors
Low-profile chassis 2 (1 PCI connector and 1 ISA connector share an expansion-card slot)
Mini tower chassis 2
ISA expansion-card connectors
Low-profile chassis 2 (1 ISA connector and 1 PCI connector share an expansion-card slot)
Mini tower chassis 2
Bus speeds PCI: 33 MHz
ISA: 8.33 MHz
PCI data transfer rate 130 MB/sec (132-MB/sec burst)
Plug and Play BIOS and ISA bus revision 1.0A
PCI bus specification complies with PCI specification 2.1
PCI-to-PCI bridging supported
ISA connector data width 16 bits