System Overview 1-17
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Microprocessor type:
Intel Celeron  . . . . . . . . . . . . . .Intel Celeron microprocessor that 
runs at 333 MHz internally/66 MHz 
externally
Intel Pentium II. . . . . . . . . . . . .Pentium II processor that runs at 
333 MHz internally/66 MHz exter-
nally, or at 350 or 400 MHz inter-
nally/100 MHz externally. A slower 
compatibility speed can be set 
through the system setup 
program
.
L1 cache. . . . . . . . . . . . . . . . . . . . .32 KB (16-KB data cache; 16-KB 
instruction cache)
L2 cache:
Intel Celeron  . . . . . . . . . . . . . .128-KB pipelined write-back SRAM 
internal to the processor core that 
runs at full processor internal clock 
speed 
Intel Pentium II. . . . . . . . . . . . .512-KB pipelined write-back SRAM 
on the SEC that runs at half the 
processor’s internal clock speed
Math coprocessor . . . . . . . . . . . . .internal to microprocessor
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System chip set . . . . . . . . . . . . . . .Intel 440BX AGPset
Data bus width  . . . . . . . . . . . . . . .64 bits
Address bus width. . . . . . . . . . . . .32 bits
DMA channels . . . . . . . . . . . . . . . .seven
Interrupt levels. . . . . . . . . . . . . . . .15
System BIOS chip . . . . . . . . . . . . .4 Mb (512 KB)
NOTE: The Glossary in the
 
Online Guide
 defines abbreviations and acronym
s.