Calculator Information Section
Techno-Plaza focuses on all CAS (Computer Algebra System) enhanced calculators.
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10-12* MHz Motorola 68000 Processor
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10 MHz Motorola 68000 Processor
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10-12* MHz Motorola 68000 Processor
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4 MHz Proprietary Saturn Processor
Note: The TI-89 and TI-92+ with hardware version 2 contain a
12 MHz processor in place of the 10 MHz one with the first hardware
version. If you have a calculator that was purchased more than a
year after the TI-89 was released, you probably have hardware
version 2.