x86 - Intel x86 Processors Presented by Kiyeon Lee Outline...

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Intel x86 Processors Presented by Kiyeon Lee
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Outline History Register Set Data Addressing Mode Architecture (P5, P6, NetBurst)
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History Intel 4004 (1971) 4 bit microprocessor, 4KB of memory 45 instructions, 50 KIPS(Kilo-instructions per second) Main problems: speed, word width, memory size 4040 (1974) Successor to the Intel 4004, higher speed 8008 (1972) Extended 8-bit version of the 4004 microprocessor 16KB of memory
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History 8080 (1974) The first of the modern 8-bit microprocessors 8085 (1977) Update version of the 8080 246 instructions Internal clock generator, internal system controller, and higher clock frequency 64KB of memory 16KB of memory Compatible with TTL Not directly compatible with TTL 8080 8008
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History 8086 (1978) / 8088 (1979) 16-bit microprocessor, 2.5 MIPS 1MB of memory A small 4- or 6-byte instruction cache or queue Over 20,000 variations of instructions ( 45 (4004) 245 (8085) +20,000 (8086) ) The popularity of the Intel family ensured in 1981 by IBM 80286 (1982) 16-bit microprocessor 16MB memory system The first Intel processor that could run all the software written for its predecessor
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History 80386 (1985) 275,000 transistors Intel’s first practical 32-bit microprocessor 32-bit data bus and memory address 4GB of memory Memory management unit Multitasking 80486 (1989) 80386-like Microprocessor + 80387-like Numeric Coporcessor + 8KB Cache Memory System Speed improved
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This note was uploaded on 12/18/2010 for the course ME 22 taught by Professor Rashid during the Spring '10 term at Superior University Lahore.

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x86 - Intel x86 Processors Presented by Kiyeon Lee Outline...

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