Appendix G
Specifications
CPU and Memory
32-bit CPU
System memory
ROM
Math coprocessor
(optional)
Cache controller
Cache RAM
80386 microprocessor, 25 MHz or 24 MHz
system clock speed, selectable through
jumper; 24/25 MHz or simulated 8 MHz
processor speed, selectable through a
switch or through software
0 wait states at 25 MHz or 24 MHz
operating speed
32-bit address and 32-bit data bus
2MB RAM standard on memory
expansion board; base memory of either
256KB, 512KB, or 640KB, selectable
through DIP switch
Memory expandable using 256KB or 1MB
SIMMs up to 16MB (maximum); SIMMs
must be 80ns access speed or faster
64KB
Intel 80387 or Weitek WTL 3167
(24/25 MHz) support; both may be used
when a Weitek dual coprocessor adapter is
installed to provide an additional socket
82385 (24/25 MHz) standard
32KB high-speed static RAM
Specifications G-1
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