A graphing calculator

Graphing calculator

A graphing calculator typically refers to a class of handheld calculators that are capable of plotting graphs, solving simultaneous equations, and performing numerous other tasks with variables...

 is a class of hand-held calculator that is capable of plotting graphs and solving complex functions. While there are several companies that manufacture models of graphing calculators, HP is a major manufacturer.

The following table compares general and technical information for a selection of common and uncommon Hewlett-Packard graphing calculators. See the individual calculators' articles for further information.
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! Calculator
! CPU

Central processing unit

The central processing unit is the portion of a computer system that carries out the instructions of a computer program, to perform the basic arithmetical, logical, and input/output operations of the system. The CPU plays a role somewhat analogous to the brain in the computer. The term has been in...

! RAM
! Display Size
! Programming Languages
! Link Abilities
! Year Released
! Predecessors
! Superseded by> ! Calculator
! CPU

Central processing unit

The central processing unit is the portion of a computer system that carries out the instructions of a computer program, to perform the basic arithmetical, logical, and input/output operations of the system. The CPU plays a role somewhat analogous to the brain in the computer. The term has been in...

! RAM
! Display Size
! Programming Languages
! Link Abilities
! Year Released
! Predecessors
! Superseded by>

HP-50G	203 MHz  ARM ARM architecture ARM is a 32-bit reduced instruction set computer instruction set architecture developed by ARM Holdings. It was named the Advanced RISC Machine, and before that, the Acorn RISC Machine. The ARM architecture is the most widely used 32-bit ISA in numbers produced...  (factory-underclocked to 75 MHz)	512 KB of RAM 2 MB of flash Expandable via 2GB SD card	131x80 pixels	RPL, ARPL	USB, IrDA IRDA IRDA may refer to:* Infrared Data Association, in information and communications technology , a standard for communication between devices over short distances using infrared signals... , RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	2006	HP-49g+	None
HP-49g+	203 MHz  ARM ARM architecture ARM is a 32-bit reduced instruction set computer instruction set architecture developed by ARM Holdings. It was named the Advanced RISC Machine, and before that, the Acorn RISC Machine. The ARM architecture is the most widely used 32-bit ISA in numbers produced...  (factory-underclocked to 75 MHz)	512 KB of RAM 2 MB of flash Expandable via 2GB SD card	131x80 pixels	RPL, ARPL	USB, IrDA IRDA IRDA may refer to:* Infrared Data Association, in information and communications technology , a standard for communication between devices over short distances using infrared signals... , RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	2003	HP-49G	HP-50G
HP-48gII	203 MHz  ARM ARM architecture ARM is a 32-bit reduced instruction set computer instruction set architecture developed by ARM Holdings. It was named the Advanced RISC Machine, and before that, the Acorn RISC Machine. The ARM architecture is the most widely used 32-bit ISA in numbers produced...  (factory-underclocked to 48 MHz)	128 KB of RAM	131x64 pixels	RPL, ARPL	USB, IrDA IRDA IRDA may refer to:* Infrared Data Association, in information and communications technology , a standard for communication between devices over short distances using infrared signals... , RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	2003	HP-48G+	None
HP-49G	4 MHz Yorke	512 KB of RAM	131x64 pixels	RPL, ARPL	RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	1999	HP-48GX, HP-48G+	HP-49g+
HP-40gs	75 MHz  ARM9 ARM architecture ARM is a 32-bit reduced instruction set computer instruction set architecture developed by ARM Holdings. It was named the Advanced RISC Machine, and before that, the Acorn RISC Machine. The ARM architecture is the most widely used 32-bit ISA in numbers produced...	256 KB RAM	131x64 pixels	ARPL	USB, RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	2006	HP-40g HP-40G The HP-40G is an algebraic entry only graphing calculator from HP. Based on the HP-38G design, numerous firmware improvements and the inclusion of a CAS made this a very capable math platform....	None
HP-39gs	75 MHz  ARM9 ARM architecture ARM is a 32-bit reduced instruction set computer instruction set architecture developed by ARM Holdings. It was named the Advanced RISC Machine, and before that, the Acorn RISC Machine. The ARM architecture is the most widely used 32-bit ISA in numbers produced...	256 KB RAM	131x64 pixels	ARPL	USB, IrDA IRDA IRDA may refer to:* Infrared Data Association, in information and communications technology , a standard for communication between devices over short distances using infrared signals... , RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	2006	HP-39g+	None
HP-39g+	75 MHz  ARM9 ARM architecture ARM is a 32-bit reduced instruction set computer instruction set architecture developed by ARM Holdings. It was named the Advanced RISC Machine, and before that, the Acorn RISC Machine. The ARM architecture is the most widely used 32-bit ISA in numbers produced...	256 KB RAM	131x64 pixels	ARPL	USB, IrDA IRDA IRDA may refer to:* Infrared Data Association, in information and communications technology , a standard for communication between devices over short distances using infrared signals...	2003	HP-39G	HP-39gs
HP-40G HP-40G The HP-40G is an algebraic entry only graphing calculator from HP. Based on the HP-38G design, numerous firmware improvements and the inclusion of a CAS made this a very capable math platform....	4 MHz  Saturn Saturn (microprocessor) The Saturn family of microprocessors was developed by Hewlett-Packard in the 1980s for programmable scientific calculators/microcomputers. The original Saturn chipset was first used in the HP-71B hand-held BASIC computer, introduced in 1984. Later models of the family powered the popular HP-48...	256 KB RAM	131x64 pixel	ARPL	RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	2000	HP-38G HP-38G The HP-38G is a programmable graphing calculator by Hewlett Packard. It was introduced in 1995 with a suggested retail price of 79.95 USD. HP credits a committee of eight high school, community college, and university teachers with assisting in the design of the calculator.The HP-38G, unlike most...	HP-40gs
HP-39G	4 MHz  Saturn Saturn (microprocessor) The Saturn family of microprocessors was developed by Hewlett-Packard in the 1980s for programmable scientific calculators/microcomputers. The original Saturn chipset was first used in the HP-71B hand-held BASIC computer, introduced in 1984. Later models of the family powered the popular HP-48...	256 KB RAM	131x64 pixels	ARPL	IrDA IRDA IRDA may refer to:* Infrared Data Association, in information and communications technology , a standard for communication between devices over short distances using infrared signals... , RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	2000	HP-38G HP-38G The HP-38G is a programmable graphing calculator by Hewlett Packard. It was introduced in 1995 with a suggested retail price of 79.95 USD. HP credits a committee of eight high school, community college, and university teachers with assisting in the design of the calculator.The HP-38G, unlike most...	HP-39g+
HP-38G HP-38G The HP-38G is a programmable graphing calculator by Hewlett Packard. It was introduced in 1995 with a suggested retail price of 79.95 USD. HP credits a committee of eight high school, community college, and university teachers with assisting in the design of the calculator.The HP-38G, unlike most...	4 MHz Yorke	32 KB RAM	131x64 pixels	ARPL	HPSIR, RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...	1995	None	HP-39G, HP-40G HP-40G The HP-40G is an algebraic entry only graphing calculator from HP. Based on the HP-38G design, numerous firmware improvements and the inclusion of a CAS made this a very capable math platform....
HP-9g	Sunplus SPLB30A	712 bytes RAM Ram -Animals:*Ram, an uncastrated male sheep*Ram cichlid, a species of freshwater fish endemic to Colombia and Venezuela-Military:*Battering ram*Ramming, a military tactic in which one vehicle runs into another...	5x7 dot matrix + 10-digit LCD	some BASIC	None	2003	None	None
HP-48S	2 MHz  Saturn Saturn (microprocessor) The Saturn family of microprocessors was developed by Hewlett-Packard in the 1980s for programmable scientific calculators/microcomputers. The original Saturn chipset was first used in the HP-71B hand-held BASIC computer, introduced in 1984. Later models of the family powered the popular HP-48...	32 KB RAM	131x64 pixels	RPL	4-pin RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...  (Serial port Serial port In computing, a serial port is a serial communication physical interface through which information transfers in or out one bit at a time... ), HPSIR	1991-1993	HP-28S	HP-48G
HP-48SX	2 MHz  Saturn Saturn (microprocessor) The Saturn family of microprocessors was developed by Hewlett-Packard in the 1980s for programmable scientific calculators/microcomputers. The original Saturn chipset was first used in the HP-71B hand-held BASIC computer, introduced in 1984. Later models of the family powered the popular HP-48...	32 KB RAM	131x64 pixels	RPL	4-pin RS-232 RS-232 In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...  (Serial port Serial port In computing, a serial port is a serial communication physical interface through which information transfers in or out one bit at a time... ), HPSIR	1990-1993	HP-28S	HP-48GX
HP-28S	1 MHz  Saturn Saturn (microprocessor) The Saturn family of microprocessors was developed by Hewlett-Packard in the 1980s for programmable scientific calculators/microcomputers. The original Saturn chipset was first used in the HP-71B hand-held BASIC computer, introduced in 1984. Later models of the family powered the popular HP-48...	32 KB RAM	4-line LCD (137x32 pixel)	RPL	HPSIR	1988-1992	HP-28C	HP-48 series HP-48 series The HP-48 is a series of graphing calculators using Reverse Polish notation and the RPL programming language, produced by Hewlett-Packard from 1990 until 2003. The series include the HP-48S, HP-48SX, HP-48G, HP-48GX, and HP-48G+, the G models being expanded and improved versions of the S models...
HP-28C	640 kHz  Saturn Saturn (microprocessor) The Saturn family of microprocessors was developed by Hewlett-Packard in the 1980s for programmable scientific calculators/microcomputers. The original Saturn chipset was first used in the HP-71B hand-held BASIC computer, introduced in 1984. Later models of the family powered the popular HP-48...	2 KB RAM, 1709 B user available	4-line LCD (137x32 pixel)	RPL	HPSIR	1987-1988	HP-41C	HP-28S