The calculator has a RAM of 188 KB and a memory flash of 2.7 MB which is sufficient for storing any programs and functions that you might need. The best thing about the calculator is the fact that it lets you upgrade to some of the future software that is being brought in the market without investing in a new calculator. The Ti 89 Titanium is one of the best calculators you can get on the market today. It has plenty of storage for features, programs, and knowledge. It has 188 KB RAM and 2.7 MB flash memory for velocity. This one handles calculus, algebra, matrices, and statistical capabilities. Texas Devices TI-89 Titanium Graphing Calculator It features a larger equation library from earlier models and 2300+ built-in functions, making it ideal for both professionals and students. It also has a massive 2.5Mb of total memory, 512 kb RAM, and two MB flash ROM for foreseeable future upgrades. HP 50g Graphing CalculatorĬosting roughly the same as the TI-84, this model from Hewlett-Packard has an effective SD card slot which permits you to format your calculator and grow your memory.

Fortunately, there are several alternatives available at retail and online. Unfortunately, the TI-84’s power and capabilities come at a cost. Alternatives to the TI-84 Graphing Calculator The best thing about TI 84 calculator is that has an advanced memory system and a good CPU speed that is 2.5 times faster than other calculators. One popular calculator that’s indispensable for many advanced math and science students is the TI-84 Plus Graphing Calculator. So what makes this calculator stand out from the rest? Designed by Texas Instruments, the calculator comes with advanced features that you cannot find in other calculators in the market.

Even though calculators at times seem like a relic of the past, there are a few that have stood the test of time.

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