The TI - 89 Titanium is the first graphing calculator and formal generation. The computer connectivity simplified with a built-in USB port and USB connection cables. More power: 4 times more memory available Flash, compatible with derivative 6 for computer algebra.
Memory: 2.7 MB Flash ROM available for usable data, files and Flash applications, and 188 KB RAM
Screen: New display very high contrast and anti-reflection resolution 160 x 100 pixels
Resolution of a differential equation symbolic: calculates the exact solutions of many 1st and 2nd order differential equations