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I486

The Intel 486, officially named i486 and also known as 80486, is a microprocessor introduced in 1989. It is a higher-performance follow-up to the Intel 386. It represents the fourth generation of binary compatible CPUs following the 8086 of 1978, the Intel 80286 of 1982, and 1985's i386.

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Address width
32 bits
Co-processor
Intel 80487SX
Common manufacturer
Intel, IBM, AMD, Cyrix, Texas Instruments, Harris Semiconductor, UMC, SGS Thomson
Data width
32 bits
Designed by
Intel, with Pat Gelsinger as chief architect
Discontinued
September 28, 2007

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Overview

History

Improvements

Models

Other makers of 486-like CPUs

Motherboards and buses

Obsolescence

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Map overview Semantic statistics

I486

Nodes121
Edges120
Triples150
Avg. degree1.98
Density0.016529
Components1

How this topic connects Entity context

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I486

Top relations

related to Motherboards and buses · 29
I486 → BIOS, Consumer, DIP, Early, EISA, Especially, Few Pentium, However, IRQ, ISA, ISA-standard, Many, MHz, MSI, P5 Pentium, P5 Pentium-bus, PC/AT-bus, PC/XT-bus, PCI, PCs
related to Models · 23
I486 → Clock, Fitted, FPU, In, Intel, Intel RapidCAD, Intel386 SL, It, June, Marked, MHz, November, OverDrive, P23N, P23T/P24T, Power-saving, SMM, System Management Mode, The, The SL
related to Improvements · 17
I486 → ADD, ALU, CMPXCHG, CPU, Due, FPU, In, Intel386 DX, Intel387 DX, It, MCP, MHz, MHz Intel486, The, These, This, XADD
related to Other makers of 486-like CPUs · 16
I486 → Am5x86, AMD, CPU, Cyrix, IBM, IBM's, Intel, MHz, OEMs, Processors, SGS-Thomson, Some, STMicroelectronics, Texas Instruments, The, UMC
related to Obsolescence · 15
I486 → AMD Am5x86, AMD K5, Celeron, Computers, Cyrix, Cyrix Cx5x86, Intel, PCI, PCs, Production, SIMMs, The AMD Am5x86, They, While, Windows
related to history · 11
I486 → April, At, February, Intel, John Crawford, March, Pat Gelsinger, PCs, Spring Comdex, The, They
related to External links · 9
I486 → Dec, DX, DX4, Intel, Intel486, Oct, SX, SXEmbedded Write-Back Enhanced Intel, ULTRA-LOW POWER Intel
Address width · 1
I486 → 32 bits
Co-processor · 1
I486 → Intel 80487SX
Common manufacturer · 1
I486 → Intel, IBM, AMD, Cyrix, Texas Instruments, Harris Semiconductor, UMC, SGS Thomson

Important terminology Word statistics

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Important terminology

intel mhz bus i386 amd cyrix clock 486 performance processors cache motherboards 50 pentium systems chip processor 25 pci cpu

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
I486Address width32 bits1.00infobox
I486Co-processorIntel 80487SX1.00infobox
I486Common manufacturerIntel, IBM, AMD, Cyrix, Texas Instruments, Harris Semiconductor, UMC, SGS Thomson1.00infobox
I486Data width32 bits1.00infobox
I486Designed byIntel, with Pat Gelsinger as chief architect1.00infobox
I486DiscontinuedSeptember 28, 20071.00infobox
I486FSB speeds16 MHz to 50 MHz1.00infobox
I486Instruction setx86-16, IA-32 including x87 (except for "SX" models)1.00infobox
I486L1 cache8 KB to 16 KB1.00infobox
I486LaunchedApril 10, 19891.00infobox
I486Max. CPU clock rate16 to 100 MHz[a]1.00infobox
I486Package168-pin PGA, 196-pin PQFP, 208-pin SQFP1.00infobox
I486PredecessorIntel 3861.00infobox
I486SocketPGA168, Socket 1, 2, 31.00infobox
I486SuccessorsPentium/i586 (P5), Celeron1.00infobox
I486Technology node1 μm to 600 nm1.00infobox
I486Transistors1.2–1.6 million1.00infobox
I486Virtual address width32 bits (linear); 46 bits (logical)1.00infobox

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