TI-99/4

Texas Instruments introduces its first personal computer in 1979. The TI-99/4 has a 3 MHz TMS9900 processor, 16K of memory, a ROM cartridge slot for loading software, a cassette tape input for loading programs and data, and joystick ports. Two years later, an improved version, the TI-99/4A, with a full-size keyboard and better graphics is produced.
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