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Atari 800

Atari 800 · 1979–1983 · desktop

Specifications

Cpu: MOS Technology 6502B, 1.79 MHz
Ram: max: 48 KB on board across 4 memory module bays · base: 16 KB (8 KB on the earliest units)
Ports: 2× cartridge slots · 4× controller (joystick/paddle) ports · Serial I/O (SIO) bus for disk, cassette, and printer · Monitor and RF video out · Parallel bus interface connector
Display: ANTIC/GTIA chipset: palette of 256 hues/luminances, 40×24 text, graphics modes up to 320×192
Storage: base: Atari 410 cassette recorder (no internal storage) · options: Atari 810 5.25" floppy disk drive over the SIO bus
Os Support: latest: Atari DOS 2.5 · shipped: Atari BASIC / OS ROM cartridge
Release Price: $999.95 (16 KB configuration)

Upgrade paths

RAM

48 KB on board by filling the internal memory module bays with 16 KB RAM boards · Requires opening the case to seat RAM modules in the internal bays; well documented in period service manuals.

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