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Microprocessor model
The Intel 80286 (also marketed as the iAPX 286 and often called Intel 286) is a 16-bit microprocessor that was introduced on February 1, 1982. It was
Intel_80286
32-bit microprocessor by Intel
remained in widespread use until Intel finally discontinued it in 2007. Compared to its predecessor the Intel 80286 ("286"), the 80386 added a three-stage
I386
Family of instruction set architectures
because the names of several successors to Intel's 8086 processor end in "86", including the 80186, 80286, 80386 and 80486. Colloquially, their names
X86
Successor to the Intel 386
generation of binary compatible CPUs following the 8086 of 1978, the Intel 80286 of 1982, and 1985's i386. It was the first tightly-pipelined x86 design
I486
Computer released in 1984
IBM PC XT and its IBM Portable PC variant. It was designed around the Intel 80286 microprocessor. IBM did not specify an expanded form of AT on the machine
IBM_Personal_Computer_AT
This list of Intel processors by generation attempts to present all of Intel's processors from the 4-bit 4004 (1971) to the present high-end offerings
List_of_Intel_processors
Operational mode of x86-compatible CPUs
was first added to the x86 architecture in 1982, with the release of Intel's 80286 (286) processor, and later extended with the release of the 80386 (386)
Protected_mode
List of x86 microprocessor instructions
forms added in the Intel 80186 and 80188. Also present in the NEC V20/V30 processors and their successors. Protection rings apply to 80286 and later, not
List_of_x86_instructions
Circuit board-microprocessor connection
slot motherboards. List of AMD processors List of Intel processors "Intel 815 Chipset Family" (PDF). Intel. Archived from the original (PDF) on December 28
CPU_socket
IBM PC compatible home computer system
original line is equipped with the Intel 8088 CPU, which was later extended to faster clock speeds and also the 8086, 80286 and toward the end of the line
Tandy_1000
Undocumented Intel 80286 and 80386 instructions
common name for two different undocumented machine instructions of Intel 80286 and Intel 80386 processors, which allow access to areas of the internal processor
LOADALL
Series of personal computer
improved 16-bit "AT" hardware compared to 8-bit XT in the others. It had a Intel 80286 that runs at either 6 or 10 MHz choosable by the user. Standard RAM was
Commodore IBM PC compatible systems
Commodore_IBM_PC_compatible_systems
Italian electronics manufacturer
1600 in France. The Olivetti M28 was the firm's first PC to have the Intel 80286 processor. It was sold in France as the LogAbax Persona 1800. The same
Olivetti_computers
Discontinued Intel microprocessor architecture
8086, which went on to form the basis of Intel processors to this day. Although some early 8086, 80186 and 80286-based systems and manuals also used the
Intel_iAPX_432
Series of microcomputers produced by R2E
Bull Micral 60, Intel 80286 at 6 MHz, PC-AT compatible 1986 : Bull Micral 35, Intel 80286 at 8 MHz 1987 : Bull Micral 40, Intel 80286 at 8 MHz 1988 :
Micral
Operating mode of all x86-compatible CPUs
However, Intel, consistent with their intentions for the processor's usage, provided an easy way to switch into protected mode on the 80286 but no easy
Real_mode
Object file format
intended to run on Intel 80x86 microprocessors. It was originally developed by Intel around 1975–1977 for ISIS-II, targeting the 8-bit Intel 8080/8085 processors
Object_Module_Format_(Intel)
Computer architecture bit width
processors include the Intel 8086, the Intel 80286, the WDC 65C816, and the Zilog Z8000. The Intel 8088 was binary compatible with the Intel 8086, and was 16-bit
16-bit_computing
mainboard into a smaller number of ICs, Intel licensed the ZyMOS POACH chipset for its Intel 80286 and Intel 80386SX processors (the 82230/82231 High
List_of_Intel_chipsets
Subset of x86 instruction set architecture for floating-point arithmetic
released in 1982, is the math coprocessor for the Intel 80286 series of microprocessors. Intel's models included variants with specified upper frequency
X87
Operating system from IBM
OS/2 was intended as a protected-mode successor of PC DOS targeting the Intel 80286 processor. Notably, basic system calls were modelled after MS-DOS calls;
OS/2
1987 IBM desktop computer
the Intel 8086 microprocessor clocked at 8 MHz and features the 8-bit ISA bus; the Model 30 286, released in September 1988, features the Intel 80286 clocked
IBM_PS/2_Model_30
Family of 8-bit microcontrollers
function for the AT's Intel 80286 CPU and could be commanded by software to reset the 80286 (unlike the 80386 and later processors, the 80286 had no way of switching
Intel_MCS-48
16-bit microcontroller
The Intel 80186, also known as the iAPX 186, or just 186, is a microprocessor and microcontroller introduced in 1982. It is based on the Intel 8086 and
Intel_80186
Hardware that translates virtual addresses to physical addresses
MMU together with the CPU on the same integrated circuit, as did the Intel 80286 and later x86 microprocessors. Some early systems, especially 8-bit systems
Memory_management_unit
Second generation of personal computers by IBM
and was intended to be the primary operating system for models with Intel 80286 or later processors. However, at the time of the first shipments, only
IBM_PS/2
Discontinued modular real-time multiuser multitasking operating system
Due to bugs in earlier steppings of the Intel 80286, the FlexOS 286 DOS front-end required at least the 80286 E2 stepping to function properly (see LOADALL)
FlexOS
Internal expansion bus in early PC compatibles
16-bit internal bus of IBM PC/AT and similar computers based on the Intel 80286 and its immediate successors during the 1980s. The bus was (largely)
Industry Standard Architecture
Industry_Standard_Architecture
Family of backward-compatible assembly languages
their own virtual memory schemes. Protected mode, starting with the Intel 80286, was utilized by OS/2. Several shortcomings, such as the inability to
X86_assembly_language
Hardware-assisted virtualization on x86/x86-64 CPUs
variants - Intel's VT-x and AMD-V. Because the Intel 80286 could not run concurrent DOS applications well by itself in protected mode, Intel introduced
X86_virtualization
Line of PC-compatible laptops
The first two main entries in the SupersPort line included either an Intel 80286 microprocessor clocked at 12 MHz or an 8088 processor clocked at 8 or
Zenith_SupersPort
Computer button
speed or a reduced speed closer to the Intel 8086 CPU. It was relatively common on computers using the Intel 80286, 80386 and 80486 processors, from the
Turbo_button
Microprocessor model
exclusively Intel's), which were already well known by many engineers, further reducing cost. The descendants of the 8088 include the 80188, 80186, 80286, 80386
Intel_8088
1990 Microsoft operating system version
at a time, due to the limitations of the Intel 8088 microprocessor. Intel had later released the Intel 80286, supporting such multitasking efficiently
Windows_3.0
Feature of specific microprocessor
emulated by the 386 chip. It emerged from the painful experiences with the 80286 protected mode, which by itself was not suitable to run concurrent real-mode
Virtual_8086_mode
1987 IBM desktop computer
personal computers. First released in April 1987, the Model 50 features an Intel 80286 processor running at a clock speed of 10 MHz. In June 1988, the PS/2
IBM_PS/2_Model_50
Family of Unix-like operating systems
mainstream architectures; for example, the ELKS kernel fork can run on Intel 8086 or Intel 80286 16-bit microprocessors, while the μClinux kernel fork may run
Linux
3 to 4 over 8086. Included instructions relating to protected mode. The 80286 had a 24-bit address bus. i386 first 32-bit x86 processor. Introduced paging
List of Intel CPU microarchitectures
List_of_Intel_CPU_microarchitectures
Memory segmentation on Intel x86
to 64 KB segments, the program could still run faster. In 1982, the Intel 80286 added support for virtual memory and memory protection; the original
X86_memory_segmentation
Operating mode of x86 central processor units
privileges. It was first released with the Intel 386SL. While initially special SL versions were required for SMM, Intel incorporated SMM in its mainline 486
System_Management_Mode
Home video game console
commercial failure. One of the main processors used for the system is the Intel 80286, which was released in 1982. However, by the time the TeraDrive was released
TeraDrive
Microprocessor
U80601: CPU (equiv. to Intel 80286) U80606: Bus controller (equiv. to Intel 82288) U80608: Error detection and correction (equiv. to Intel R8206) U80610: Memory
U80601
Personal computer by Radio Shack
and the IBM PC/AT (introduced in 1984) would later use the newer 6 MHz Intel 80286. Due to the 16-bit data bus and more efficient instruction decoding of
Tandy_2000
Fault initiated by x86 processors due to an access violation
described in Intel manuals and datasheets for the Intel 80286 CPU, which was introduced in 1983; it is also described in section 9.8.13 in the Intel 80386 programmer's
General_protection_fault
16-bit microprocessor
Intel's next generation of 8086 family CPUs. The 80186 and 80286 both had dedicated address calculation hardware, saving many cycles, and the 80286 also
Intel_8086
Memory data structure in Intel processors
is a core part of Intel's x86 architecture that helps manage how memory is accessed and protected. Introduced with the Intel 80286 processor, it plays
Global_Descriptor_Table
Development kit
MDK-286 Manufacturer Intel Type Design Kit Microcomputer Origin US BUILT IN LANGUAGE Monitor in ROM CPU Intel 80286 Coprocessor Intel 8087 Documentation
Intel_system_development_kit
RISC-based microprocessor design
convince Intel management to market the i960 (then still known as the "P7") as a general-purpose processor, both in place of the Intel 80286 and i386
Intel_i960
1986 personal computer by Radio Shack
computer introduced by Radio Shack in 1986 based on the 16-bit 8 MHz Intel 80286 microprocessor. The Tandy 3000 is functionally a clone of the IBM PC-AT
Tandy_3000
Computer operating system
extended memory. Windows/286, in spite of its name, runs on both Intel 8086 and Intel 80286 processors. It runs in real mode but can make use of the high
Microsoft_Windows
Personal computer model released in 1983
IBM 4950. In 1986, the XT 286 (model 5162) was released with a 6 MHz Intel 80286 processor. Despite being marketed as a lower-tier model than the IBM
IBM_Personal_Computer_XT
American multinational technology company
personal computer in 1981, and it was rapidly successful. In 1982, Intel created the 80286 microprocessor, which, two years later, was used in the IBM PC/AT
Intel
1987 IBM desktop computer
personal computers. First released in April 1987, the Model 60 uses an Intel 80286 processor running at a clock speed of 10 MHz, the same as its midrange
IBM_PS/2_Model_60
Type of computer software program
the 1980s following the introduction of the Intel 80286 processor (and later expanded upon with the Intel 80386), to cope with the memory limitations
DOS_extender
Family of RISC-based computer architectures
which initially utilised an Intel 80286, offering 1.8 MIPS @ 10 MHz, and later in 1987, the 2 MIPS of the PS/2 70, with its Intel 386 DX @ 16 MHz. A successor
ARM_architecture_family
Data structure in microprocessors
interrupt, even in the Intel docs itself. The #MP mnemonic for exception 9 is listed in Intel 80286 documentation only − later Intel documentation for 80386
Interrupt_descriptor_table
American multinational semiconductor company
manufacturer of Intel's x86 microprocessors and related chips, and Intel provided AMD with database tapes for its 8086, 80186, and 80286 chips. However
AMD
Variant of real mode in x86 computing
processors can operate in. It is used in the 80286 and later x86 processors. For efficiency reasons, the 80286 and all later x86 processors use the base
Unreal_mode
a 20-megabyte hard disk, will cost $5,795. Both models will use a 6-MHz 80286 microprocessor. Abruzzese, George (June 29, 1987). "IBM Plans to Terminate
List of IBM Personal Computer models
List_of_IBM_Personal_Computer_models
Floating-point unit for the Intel 80386SX series of microprocessors
of the 80286 and the less common 80186 CPU, and was made in speeds ranging from 16 MHz to 33 MHz, matching the clock speed range of the Intel manufactured
Intel_80387SX
Surface mount technology package for integrated circuits
Handbook. CRC Publishing. p. 173. ISBN 0-87170-285-1. http://www.cpu-world.com/CPUs/80286/Intel-R80286-8.html "Intel R80286-8; Package 68-pin ceramic LCC"
Chip_carrier
Series of laptops by Compaq
80C286 clocked at 12 MHz. Both are respectively CMOS versions of Intel's 8086 and 80286 processors, intended for low-power applications such as battery-powered
Compaq_LTE_(1st_generation)
64-bit extension of x86 architecture
protected mode with the 80286. The original specification, created by AMD and released in 2000, has been implemented by AMD, Intel, and VIA. The AMD K8 microarchitecture
X86-64
IBM home computer models, 1990–1994
including 5.25" bays. The original PS/1 (Model 2011), based on a 10 MHz Intel 80286 CPU, was designed to be easy to set up and use. It featured 512 KB or
IBM_PS/1
Family of CP/M- and DOS-compatible multi-user multi-tasking operating systems
running on the Intel 80286 microprocessor and using the Intel Object-Module Format (OMF). The compiler generates code for any of the Intel 8086/88/186/188/286
Multiuser_DOS
LCD screen, and a NiCd battery pack. Later models featured a 16-bit Intel 80286 processor and a 20 MB hard disk drive. On the strength of this deal,
History_of_laptops
Address from which a CPU starts fetching instructions after a reset
FFFFh:0000h, which maps to physical address FFFF0h. The reset vector for the Intel 80286 processor is at physical address FFFFF0h (16 bytes below 16 MB). The
Reset_vector
Operating mode for x86 CPUs
detect an x86-64 processor. This is similar to the CPUID attributes bit that Intel IA-64 processors use to allow programs to detect if they are running under
Long_mode
1987 IBM desktop computer
an Intel 80286 running at 10 MHz. In late 1991, IBM's Boca Raton facility, led by José García, developed the Model 25 SX, which features an Intel 80386SX
IBM_PS/2_Model_25
Computer memory management technique
protected mode of the Intel 80286 processor, but its segment swapping technique scaled poorly to larger segment sizes. The Intel 80386 introduced paging
Virtual_memory
Microcode in x86 Intel processors
disassembly". Vintage Computer Federation Forums. Retrieved 2026-05-24. "Intel 80286-10". Siliconpr0n. Retrieved 2026-05-24. Jenner, Andrew (2026-05-23).
Intel_microcode
Laptop computer
manufactured by Toshiba released in 1986. It features a 10 MB hard drive, 8 MHz Intel 80286 CPU and a black & orange 9.5" gas-plasma display with a resolution of
Toshiba_T3100
British electronics company
PC1286 PC1386 (Intel 80386SX CPU, 20 MHz, 1 MB RAM) PC2086 (Intel 8086 CPU, 8 MHz, 640 KB RAM, VGA graphics) launched 1989 PC2286 (Intel 80286 CPU, 12.5 MHz
Amstrad
Former American computer company
B38), and 386i (Burroughs B39) - kept pace with Intel CPU development through the Intel 80286 and Intel 80386. CTOS was reissued as a protected-mode (large
Convergent_Technologies
16-bit microprocessor introduced by NEC
and division. They also include new real-mode instructions from the Intel 80286. The ADD4S, SUB4S, and CMP4S instructions were able to add, subtract
NEC_V20
MSDOS-like operating system
FreeDOS, or Caldera. The new kernel requires an Intel 80386 or later processor; earlier models (8086, 80286) are not supported. The developers have stated
DR-DOS
developed by [Jose] Garcia's team: the Model 25 SX. The new model uses the same Intel 386SX microprocessor ... to run the graphics-rich software popular with
List_of_IBM_PS/2_models
Discontinued family of computer operating systems
announced plans to develop MP/M-286 to take advantage of the 16-bit Intel 80286's new memory management and protection features to run existing MP/M-86
MP/M
Indication of size and mounting options of a computer or its components
mini Apple Mac mini Intel NUC Gigabyte Brix Zotac ZBOX Asus Vivopc Lenovo ThinkCentre Tiny Dell Optiplex Mini/Micro Acer Veriton Intel NUC Gigabyte BRIX
Motherboard_form_factor
Brand of discontinued microprocessors produced by Intel
Intel's prior series of 8086, 80186, 80286, 80386, and 80486 microprocessors, the firm's first P5-based processor was released as the original Intel Pentium
Pentium
Personal Computer/AT (more often called the PC/AT or AT) built around the Intel 80286 microprocessor. This chip was much faster, and could address up to 16MB
History_of_personal_computers
Single-aisle airliner family
market." Early A320s used the Intel 80186 and Motorola 68010. In 1988, the flight management computer contained six Intel 80286 CPUs, running in three logical
Airbus_A320_family
would take full advantage of the aforementioned protected mode of the Intel 80286 processor and up to 16 MB of memory. OS/2 1.0, released in 1987, supported
Microsoft Windows version history
Microsoft_Windows_version_history
Memory manager produced by Quarterdeck Office Systems
the MS-DOS and other DOS operating systems. QRAM A memory manager for Intel 80286 or higher CPUs. It supports Chips and Technologies chipsets. 2.02 added
QEMM
Topics referred to by the same term
Intel P2 may refer to: Intel Pentium II, a 6th generation Intel CPU design Intel 80286, a 2nd generation Intel processor design This disambiguation page
Intel_P2
Series of PCs by NEC, sold primarily in Japan
implemented in other Intel x86 processors. Some PC-98 applications use them, so the PC-9801VX (1986) was designed to run Intel 80286 and V30 selectively
PC-98
Electronic component to manage data flow of a CPU
1984 was the NEAT chipset developed by Chips and Technologies for the Intel 80286 CPU. In home computers, game consoles, and arcade hardware of the 1980s
Chipset
Personal computer from Commodore, 1987
bridgeboards typically feature on-board IBM PC Compatible hardware, including Intel 80286, 80386 or 80486 microprocessors allowing emulation of an entire IBM-PC
Amiga_2000
Personal computer by Commodore
bridgeboards typically feature on-board IBM-PC-compatible hardware, including Intel 80286, 80386 or 80486 microprocessors allowing emulation of an entire IBM PC
Amiga_3000
CPU launched in 1979 (3.5 μm). NEC's 64 kb SRAM memory chip in 1981. Intel 80286 CPU launched in 1982. The Amiga Advanced Graphics Architecture (initially
List of semiconductor scale examples
List_of_semiconductor_scale_examples
based distribution for the Intel 8086/8088 architecture Xenix 286, Unix System V Release 2 based distribution for the Intel 80286 architecture Xenix 386,
List_of_operating_systems
1992 Microsoft operating system version
virtualizing MS-DOS, with Standard Mode serving as a compatibility mode for the Intel 80286 series of processors. As with the later operating system Windows 95,
Windows_3.1
Floating-point microprocessor
x87 coprocessors for the 80186, 80286, 80386, 80386SX and also 80486SX processors. Starting with the 80486DX, Intel x86 processors featured integrated
Intel_8087
Hardware-assisted virtualization technology
The introduction of protected mode to the x86 architecture with the Intel 80286 processor brought the concepts of physical memory and virtual memory
Second Level Address Translation
Second_Level_Address_Translation
Direct memory access controller
Intel 8237 is a direct memory access (DMA) controller, a part of the MCS 85 microprocessor family. It enables data transfer between memory and the I/O
Intel_8237
System of bank switching in DOS memory management
memory boards were AST RAMpage, IBM PS/2 80286 Memory Expansion Option, AT&T Expanded Memory Adapter and the Intel Above Board. Given the price of RAM during
Expanded_memory
Computer operating system
features, although some were generic. In August 1984, IBM introduced the Intel 80286-derived IBM PC/AT, its next-generation machine. Along with this was DOS
IBM_PC_DOS
Microcomputer family
with an Intel 80186 CPU, was introduced in 1983. The B26 was introduced in 1984, and a B28 system followed in 1985 based on the Intel 80286 CPU. There
Burroughs_B20
Signal in the system bus of an x86-based computer system
(1984) machine, it decided to use the new higher-performance Intel 80286 microprocessor. The 80286 could address up to 16 MB of system memory in protected
A20_line
Measure of a computer's processing speed
(1982) when a 4.8 MHz 8088/87 CPU obtained 0.01 MWIPS. Results on a 2.4 GHz Intel Core 2 Duo (1 CPU 2007) vary from 9.7 MWIPS using BASIC Interpreter, 59 MWIPS
Instructions_per_second
INTEL 80286
INTEL 80286
Surname or Lastname
English
English : from either of two Old Norse personal names: Ingjaldr, in which the prefix in- probably reinforces the element -gjaldr, related to Old Norse gjalda ‘to pay or recompense’, or Ingólfr ‘Ing’s wolf’ (Ing was an ancient Germanic fertility god).English : habitational name from Ingol in Lancashire, which is named from the Old English personal name Inga + holh ‘hollow’, ‘depression’.Probably a variant of German Ingel, from a short form of any of several Germanic personal names formed with Ing- (see 1 above).An early bearer, Richard Ingle (1609–c. 1653), was a rebel and a pirate who first came to the colonies in 1631 or 1632 as a tobacco merchant. He is known to have practiced piracy in MD.
Boy/Male
German, Swedish
Angel; Bright Angle
Boy/Male
German
Angel.
INTEL 80286
INTEL 80286
Boy/Male
Hebrew
Jehovah has heard. A Biblical name.
Boy/Male
Hindu
The Sun
Girl/Female
African, Australian, Kurdish
One who Besets
Boy/Male
Sikh
The wielder of the sword
Female
English
Pet form of English Paula, PAULEEN means "small."
Girl/Female
British, English, Latin
Variant Form of Laura; Laurel
Boy/Male
Celebrity, Indian, Telugu
Complete
Boy/Male
Bengali, Hindu, Indian
Creator
Girl/Female
American, British, Danish, English, French, German, Hebrew, Latin, Swedish
Rejoicing; Joy; Jubilation; Jewel; Delight; Great Pleasure; Happiness; Joyful; Pleasure
Boy/Male
Assamese, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Punjabi, Rajasthani, Sikh, Telugu, Traditional
Soul
INTEL 80286
INTEL 80286
INTEL 80286
INTEL 80286
INTEL 80286
v. t.
To inter with funeral rites; to bury.
v. t.
To deposit or inter in a chapel; to enshrine.
n.
The space within an arch, and above a lintel or a subordinate arch, spanning the opening below the arch.
v. t.
To inter.
n.
The uppermost of any assemblage of parts; as, the cap of column, door, etc.; a capital, coping, cornice, lintel, or plate.
v. t.
To place in a tomb; to bury; to inter; to entomb.
v. t.
To inhume; to bury; to inter.
v. t.
To cover with earth or mold; to inter; to bury; -- sometimes with up.
v. t.
To deposit in a tomb, as a dead body; to bury; to inter; to inhume.
v. t.
To inter again.
v. t.
To bury; to inter; to entomb; as, obscurely sepulchered.
n.
A horizontal member spanning an opening, and carrying the superincumbent weight by means of its strength in resisting crosswise fracture.
n.
The lintel of a fireplace when of wood, as frequently in early houses.
v. t.
To deposit and cover in the earth; to bury; to inhume; as, to inter a dead body.
v. t.
To deposit, as a dead body, in the earth; to bury; to inter.
n.
The under side of the subordinate parts and members of buildings, such as staircases, entablatures, archways, cornices, or the like. See Illust. of Lintel.
p. pr. & vb. n.
of Inter
imp. & p. p.
of Inter
n.
Any part of a building, whether constructional, as a pier, column, lintel, or the like, or decorative, as a molding, or group of moldings.