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The Atari '800' (codename 'Colleen')

Announced 1979
Released 1979
CPU MOS 6502C, running at 1,79 Mhz (NTSC)
or at 1,77 Mhz (PAL)
Memory 8 kBytes / 48 kBytes RAM
10 kBytes ROM (400 / 800 OS)

The first Atari 800s were shipped with only 8 kBytes
or 16 kBytes of memory, expandable to
48 kBytes of RAM.
Custom LSI chips ANTIC
GTIA (in earlier versions use of the CTIA)
POKEY
PIA
Sound 4 channels: 3,5 octaves each
I/O 2 cartridge slots, 8 kBytes address space
4 joystick (serial) ports
Atari Serial I/O (SIO)
RF Interface
RGB Interface
Storage Tape drive
Disk drive
Keyboard 62 keys, typewriter-style
Function keys Reset, Option, Select, Start

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