Video RAM

512KB DRAM on main system board;

 

expandable to 1MB using four 4 x 256

 

DIP-type DRAM chips

Shadow RAM

Supports shadowing of system and video

 

BIOS ROM into RAM

Memory

Supports relocation of 128KB of memory

relocation

from A0000h to BFFFFh

Cache

1KB of internal cache on processor

Math

Cyrix 83S87-25

coprocessor

 

Clock/

Real-time clock, calendar, and 114 bytes of

calendar

CMOS RAM socketed on main system

 

board with built-in rechargeable NiCad

 

battery backup

Controllers
Video

Cirrus Logic®

GD5426 high speed super

 

VGA local bus controller; provides

 

TrueColor support and resolutions up to

 

1280 x 1024 in 16 colors (interlaced) with

 

1MB of video RAM

Diskette

Controller on

main system board supports

 

two diskette drives or one diskette drive

 

and

one tape

drive

Hard disk

IDE

interface

on main system board

 

supports up to two IDE hard disk drives

 

with built-in controller; BIOS provides

 

hard

disk auto-sensing function

A-2Specifications