TI NSPIRE CX TI-Nspire CX Graphing Calculator

Hardware:
Color, backlit display
Screen size: 320 x 240 pixels (3.5"" diagonal)
Screen resolution: 125 DPI; 16-bit color
Powered by the TI Rechargeable Battery (included)
USB port for computer connectivity, unit-to-unit communication with other TI-Nspire™ family graphing calculators
100 MB storage memory / 64 MB operating memory

Built-in functionality:
Function, parametric, polar, sequence, and 3D graphing
Multiple graphing functions can be defined, saved, graphed, and analyzed at one time
User-defined list names in Lists & Spreadsheet
Eleven interactive zoom features
Numeric evaluations in table format for all graphing modes
Interactive analysis of function values, roots, maximums, minimums, integrals, and derivatives
Six different graph styles and 15 colors to select from for differentiating the look of each graph drawn
Matrix operations: Transpose and augment matrices; use elementary row operations; find inverse, determinant and reduced row echelon forms; convert matrices to lists and vice versa; calculate eigenvalues and eigenvectors
List-based one- and two-variable statistical analysis, including various regression models
Three statistical plot definitions for scatter plots, xy-line plots, histograms, regular and modified box-and-whisker plots, and normal probability plots
Advanced statistics analysis, including hypothesis testing and confidence interval functions
Probability distributions functions for various distributions
Built-in interactive geometry capabilities
Quick alpha keys
Simple drop-down menus emulate the intuitive operation of familiar computer features
TI-Nspire™ Documents (.tns files) — compatible with TI-Nspire™ software, TI-Nspire™ graphing calculators, and TI-Nspire™ Apps for iPad® — can be created, edited, saved, and reviewed
Use images (.jpeg, .jpg, .bmp, .png formats) that can be overlaid with graphical elements
Explore mathematical expressions in symbolic form, see patterns, and understand the math behind the formulas
Visualize multiple representations of a single problem algebraic, graphical, geometric, numeric, and written
Chem Box feature allows easy input of chemical formulas and equations
Manipulate linked representations of properties to instantly update the others and show meaningful connections without switching screens
Programming:

Features a dedicated programming environment as well as programming libraries for global access to user-defined functions and programs
Connectivity:

Electronically upgradeable graphing handheld allows you to have the most up-to-date functionality
USB cable included
TI-Nspire™ Computer Link Software allows information to be transferred to and from a computer

Data-collection support:
Compatible with TI-Nspire™ Lab Cradle, Vernier EasyLink® USB sensor interface, and Vernier EasyTemp® USB temperature sensor systems to allow collection and analysis of real-world data

Accessories:
TI Rechargeable Battery
Color slide cases available
TI-Nspire™ Docking Station
TI-Nspire™ Lab Cradle