 
Operating features:
Entry Logic: Algebraic/RPN/textbook
Menus, prompts
Alpha messages
Softkeys
Numerical precision: intermediate and internal, 15 digits, exponent 49999 to +49999
Displayed precision: 12 digits, exponent 499 to +499, infinite for integers (limited by memory)
Additional applications available on Internet
Configuration
Flash ROM for future electronic software upgrades
RAM 512KB + 2MB flash ROM
Redefinable menu keys
Redefinable keyboard (user mode)
Peripherals
Supports libraries/RPL programs
Vector operations: rectangular/polar
Matrix operations: includes symbolic matrices
Matrix editor
Graphing Features:
2D function, polar, parametric plot
3D, differential equation, bar plot
Histogram, scatter plot
Find: intersect, extreme, slope, area
Zoom, trace, coordinates, shade
Math Features:
+, –, x, ÷, √, 1/x, +/–, In, ex, x√y
yx, LOG, 10x, x2, %, π, n!
Fractions
Degrees, radians or grads mode
Trigonometric functions/inverses
Hyperbolics/inverses
HP Solve application (root finder)
Numeric integration
Symbolic integration
Numeric differentiation
Symbolic differentiation
Complex number functions
Polynomial root finder, Taylor series
Absolute value, round
Integer & fractional part of a number
Module function, floor, ceiling
CAS system scientific features
Decimal hr/hr min sec conversions
Polar/rectangular conversions
Angle conversions
Base conversions and arithmetic
Unit conversions
Bit, boolean, graphics
Display and printer graphics
Builtin equation library
Statistical Features:
Σ x, Σ x2, Σ y, Σ y2, Σ xy
Sample standard deviation, mean
Population standard deviation
Linear regression
Combinations, permutations
Weighed mean
Edit, save, name, list
Curve fit (LIN, LOG, EXP, POW)
Plot statistical data
Hypothesis tests
Confidence intervals
Programming Features:
Root finder: HP Solve
Number of steps/regs or bytes: 1.2MB
Number of programs/formulae: ++
Levels of subroutines: ++
Branching
Flags: 256
Alpha prompts in programs
Input forms, alpha string manipulation
Indirect addressing
Index looping
Alpha listing
HP Equation library, over 300 physics equations and graphics
Electronic Specifications:
CPU: 75 Mhz ARM9
Display size: 131 x 80 pixels
Display type: Pixel
Memory RAM: 512KB, 2MB Flash ROM
IR port: IrDA (limited to 10cm distance)
Serial port: USB, RS232 for connections to equipment such as PCs, datalogers, surveying equipment, etc.
Expansion port: SD card slot
Power supply: AAA x 4 + CR2032

