Dell OptiPlex GX1 - Page 135

Technical Specifications A-1
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Microprocessor type . . . . . . . . . . . . . . . . Intel Pentium II microprocessor that runs
at 266 MHz internally/66 externally,
333 MHz internally/66 MHz externally, at
350 MHz internally/100 MHz externally, at
400 MHz internally/100 MHz externally, or
at 450 MHz internally/100 MHz externally.
Design provides for future Dell-supported
upgrades. A slower compatibility speed
can be set through the System Setup
program.
Internal cache . . . . . . . . . . . . . . . . . . . . . 32-KB first-level (16-KB data cache; 16-KB
instruction cache)
L2 cache memory . . . . . . . . . . . . . . . . . . 512-KB pipelined-burst, four-way set-
associative, write-back SRAM
Math coprocessor . . . . . . . . . . . . . . . . . . internal to Pentium II microprocessor
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System chip set. . . . . . . . . . . . . . . . . . . . Intel 82440BX PCI/AGP
Data bus width . . . . . . . . . . . . . . . . . . . . 64 bits
Address bus width. . . . . . . . . . . . . . . . . . 32 bits
DMA channels. . . . . . . . . . . . . . . . . . . . . eight
Interrupt levels. . . . . . . . . . . . . . . . . . . . . 15
System BIOS chip . . . . . . . . . . . . . . . . . . 2 Mb
System clock . . . . . . . . . . . . . . . . . . . . . . 66 or 100 MHz (matches external
processor speed)
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the
online
System User’s Guide.