The Machine Room
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The Machine Room is Back!
This is the recovered Machine Room from 2005. Please don't expect wonders. The look and feel of this site is nine years old, and so is its code. Some of the functionality has been recovered while the rest of the site is modernised and restructured. Watch this space!
Top :: Browse :: IBM :: PC-AT


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No known owners (I still own one | I used to own one). I have seen one.
Search Google or Ebay United States for IBM PC-AT (more links, auctions & searches)
Other series members
Convertible, JX, PC, PC-AT, PCjr, PC-XT, PC 3270, PC-XT Model 370, PC portable, PC-RT.
Quick View
Software compatibility CP/M 86, Concurrent DOS, ISA, MS-DOS 3, Xenix
Timeline Production halted: 1987, Released: 1984
CPU type 80286
CPU word length 16 bits
CPU clock rate 8 MHz
Number of keys 84
Graphics modes 160x100x16, 320x200x16, 320x200x2, 320x200x4, 640x200x16, 640x200x2, 640x350x16, 640x350x2
Text modes 40x25x16, 80x25x16, 80x43x16
Total number of colours 64
I/O Ports 8x ISA, Keyboard, Monitor, RGB

More technical info...