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List of Intel microprocessors

List of Intel microprocessors

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This generational and chronological list of Intel microprocessors attempts to present all of Intel's processors from the pioneering 4-bit 4004 (1971) to the present high-end offerings, the 64-bit Itanium 2 (2002) and Intel Core 2 and Xeon 5100 and 7100 series processors (2006). Concise technical data are given for each product.

Note: For a list of Intel's microcontrollers, see Intel microcontrollers.

The 4-bit processors

Contents

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Intel 4004: first single-chip microprocessor

4040

  • Introduced 4th Qtr, 1974
  • Clock speed of 500 kHz to 740 kHz using 4 to 5.185 MHz crystals
  • 0.06 MIPS
  • Bus Width 4 bits (multiplexed address/data due to limited pins)
  • PMOS
  • Number of Transistors 3,000 at 10 µm
  • Addressable Memory 640 bytes
  • Program Memory 8 KiB
  • Interrupts
  • Enhanced version of 4004

The 8-bit processors

8008

  • Introduced April 1, 1972
  • Clock speed 500 kHz (8008-1: 800 kHz)
  • 0.05 MIPS
  • Bus Width 8 bits (multiplexed address/data due to limited pins)
  • PMOS
  • Number of Transistors 3,500 at 10 µm
  • Addressable memory 16 KiB
  • Typical in dumb terminals, general calculators, bottling machines
  • Developed in tandem with 4004
  • Originally intended for use in the Datapoint 2200 terminal

8080

8085

  • Introduced March 1976
  • Clock speed 5 MHz
  • 0.37 MIPS
  • Bus Width 8 bits data, 16 bits address
  • Number of Transistors 6,500 at 3 µm
  • Assembly language downwards compatible with 8080.
  • Used in Toledo scale. Also was used as a computer peripheral controller - modems, harddisks, etc...
  • CMOS 80C85 in Radio Shack Model 100 portable.
  • High level of integration, operating for the first time on a single 5 volt power supply, from 12 volts previously. Also featured two serial I/O connections.

The bit-slice processor

3000 Family

  • Introduced 3rd Qtr, 1974
  • Members of the family
    • 3001 (Microcontrol Unit)
    • 3002 (2-bit Arithmetic Logic Unit slice)
    • 3003 (Look-ahead Carry Generator)
    • 3212 (Multimode Latch Buffer)
    • 3214 (Interrupt Control Unit)
    • 3216 (Parallel Bi-directional Bus Driver)
  • Bus Width 2-n bits data/address (depending on number of slices used)

The 16-bit processors: origin of x86

8086

  • Introduced June 8, 1978
  • Clock speeds:
    • 5 MHz with 0.33 MIPS
    • 8 MHz with 0.66 MIPS
    • The memory is divided into odd and even banks. It accesses both the banks simultaneuosly in order to read 16 bit of data in one clock cycle.
    • 10 MHz with 0.75 MIPS
  • Bus Width 16 bits data, 20 bits address
  • Number of Transistors 29,000 at 3 µm
  • Addressable memory 1 mebibyte
  • 10X the performance of 8080
  • Used in portable computing
  • Used segment registers to access more than 64 KiB of data at once, bane of programmers' existence for years to come

8088

  • Introduced June 1, 1979
  • Clock speeds:
    • 5 MHz with 0.33 MIPS
    • 8 MHz with 0.75 MIPS
  • Internal architecture 16 bits
  • External bus Width 8 bits data, 20 bits address
  • Number of Transistors 29,000 at 3 µm
  • Addressable memory 1 megabyte
  • Identical to 8086 except for its 8 bit external bus (hence an 8 instead of a 6 at the end)
  • Used in IBM PCs and PC clones


iAPX 432 (chronological entry)

80186

  • Introduced 1982
  • Used mostly in embedded applications - controllers, point-of-sale systems, terminals, and the like
  • Included two timers, a DMA controller, and an interrupt controller on the chip in addition to the processor
  • Later renamed the iAPX 186

80188

  • A version of the 80186 with an 8-bit external data bus
  • Later renamed the iAPX 188

80286

  • Introduced February 1, 1982
  • Clock speeds:
    • 6 MHz with 0.9 MIPS
    • 8 MHz, 10 MHz with 1.5 MIPS
    • 12.5 MHz with 2.66 MIPS
    • 16 MHZ, 20MHz and 25MHz available.
  • Bus Width 16 bits
  • Included memory protection hardware to support multitasking operating systems with per-process address space
  • Number of Transistors 134,000 at 1.5 µm
  • Addressable memory 16 mebibytes
  • Added protected-mode features to 8086 with essentially the same instruction set
  • 3-6X the performance of the 8086
  • Widely used in PC clones at the time
  • Can scan the Encyclopædia Britannica in 45 seconds

32-bit processors: the non-x86 microprocessors

iAPX 432

  • Introduced January 1, 1981 as Intel's first 32-bit microprocessor
  • Object/capability architecture
  • Microcoded operating system primitives
  • One tebibyte virtual address space
  • Hardware support for fault tolerance
  • Two-chip General Data Processor (GDP), consists of 43201 and 43202
  • 43203 Interface Processor (IP) interfaces to I/O subsystem
  • 43204 Bus Interface Unit (BIU) simplifies building multiprocessor systems
  • 43205 Memory Control Unit (MCU)
  • Architecture and execution unit internal data paths 32 bit
  • Clock speeds:
    • 5 MHz
    • 7 MHz
    • 8 MHz

i960 aka 80960

  • Introduced April 5, 1988
  • RISC-like 32-bit architecture
  • predominantly used in embedded systems
  • Evolved from the capability processor developed for the BiiN joint venture with Siemens
  • Many variants identified by two-letter suffixes.


80386SX (chronological entry)


80376 (chronological entry)

i860 aka 80860

XScale

  • Introduced August 23, 2000
  • 32-bit RISC microprocessor based on the ARM architecture
  • Many variants, such as the PXA2xx applications processors, IOP3xx I/O processors and IXP2xxx and IXP4xx network processors.

32-bit processors: the 80386 range

80386DX

  • Introduced October 17, 1985
  • Clock speeds:
    • 16 MHz with 5 to 6 MIPS
    • 20 MHz with 6 to 7 MIPS, introduced 16 February 1987
    • 25 MHz with 8.5 MIPS, introduced 4 April 1988
    • 33 MHz with 11.4 MIPS (9.4 SPECint92 on Compaq/i 16K L2), introduced 10 April 1989
  • Bus Width 32 bits
  • Number of Transistors 275,000 at 1 µm
  • Addressable memory 4 gibibytes
  • Virtual memory 64 tebibytes
  • First x86 chip to handle 32-bit data sets
  • Reworked and expanded memory protection support including paged virtual memory and virtual-86 mode, features required by Windows 95 and OS/2 Warp
  • Used in Desktop computing
  • Can address enough memory to manage an eight-page history of every person on earth
  • Can scan the Encyclopædia Britannica in 12.5 seconds


80960 (i960) (chronological entry)

80386SX

  • Introduced June 16, 1988
  • Clock speeds:
  • Internal architecture 32 bits
  • External data bus width 16 bits
  • External address bus width 24 bits
  • Number of Transistors 275,000 at 1 µm
  • Addressable memory 16 MiB
  • Virtual memory 1 tebibyte
  • Narrower buses enable low-cost 32-bit processing
  • Used in entry-level desktop and portable computing

80376

  • Introduced January 16, 1989; Discontinued June 15, 2001
  • Variant of 386 intended for embedded systems
  • No "real mode", starts up directly in "protected mode"
  • Replaced by much more successful 80386EX from 1994


80860 (i860) (chronological entry)


80486DX (chronological entry)

80386SL

  • Introduced October 15, 1990
  • Clock speeds:
  • Internal architecture 32 bits
  • External bus width 16 bits
  • Number of Transistors 855,000 at 1 µm
  • Addressable memory 4 gibibytes
  • Virtual memory 1 tebibyte
  • First chip specifically made for portable computers because of low power consumption of chip
  • Highly integrated, includes cache, bus, and memory controllers


80486SX/DX2/SL, Pentium, 80486DX4 (chronological entries)

80386EX

  • Introduced August 1994
  • Variant of 80386SX intended for embedded systems
  • Static core, i.e. may run as slowly (and thus, power efficiently) as desired, down to full halt
  • On-chip peripherals:
    • Clock and power mgmt
    • Timers/counters
    • Watchdog timer
    • Serial I/O units (sync and async) and parallel I/O
    • DMA
    • RAM refresh
    • JTAG test logic
  • Significantly more successful than the 80376
  • Used aboard several orbiting satellites and microsatellites
  • Used in NASA's FlightLinux project

32-bit processors: the 80486 range

80486DX

  • Introduced April 10, 1989
  • Clock speeds:
    • 25 MHz with 20 MIPS (16.8 SPECint92, 7.40 SPECfp92)
    • 33 MHz with 27 MIPS (22.4 SPECint92 on Micronics M4P 128 KiB L2), introduced 7 May 1990
    • 50 MHz with 41 MIPS (33.4 SPECint92, 14.5 SPECfp92 on Compaq/50L 256 KiB L2), introduced 24 June 1991
  • Bus Width 32 bits
  • Number of Transistors 1.2 million at 1 µm; the 50 MHz was at 0.8 µm
  • Addressable memory 4 gibibytes
  • Virtual memory 1 tebibyte
  • Level 1 cache on chip
  • Math coprocessor on chip
  • 50X performance of the 8088
  • Used in Desktop computing and servers
  • Family 4 model 3


80386SL (chronological entry)

80486SX

  • Introduced April 22, 1991
  • Clock speeds:
  • Bus Width 32 bits
  • Number of Transistors 1.185 million at 1 µm and 900,000 at 0.8 µm
  • Addressable memory 4 gibibytes
  • Virtual memory 1 tebibyte
  • Identical in design to 486DX but without math coprocessor
  • Used in low-cost entry to 486 CPU desktop computing
  • Upgradable with the Intel OverDrive processor
  • Family 4 model 2

80486DX2

  • Introduced March 3, 1992
  • Clock speeds:
    • 20 MHz
    • 40 MHz
    • 50 MHz
    • 66 MHz
    • 100 MHz

80486SL

  • Introduced November 9, 1992
  • Clock speeds:
    • 20 MHz with 15.4MIPS
    • 25 MHz with 19 MIPS
    • 33 MHz with 25 MIPS
  • Bus Width 32 bits
  • Number of Transistors 1.4 million at 0.8 µm
  • Addressable memory 4 GiB
  • Virtual memory 1 tebibyte
  • Used in notebook computers
  • Family 4 model 3


Pentium (chronological entry)

80486DX4

  • Introduced March 7, 1994
  • Clock speeds:
    • 75 MHz with 53 MIPS (41.3 SPECint92, 20.1 SPECfp92 on Micronics M4P 256 KiB L2)
    • 100 MHz with 70.7 MIPS (54.59 SPECint92, 26.91 SPECfp92 on Micronics M4P 256 KiB L2)
  • Number of Transistors 1.6 million at 0.6 µm
  • Bus width 32 bits
  • Addressable memory 4 gibibytes
  • Virtual memory 64 tebibytes
  • Pin count 168 PGA Package, 208 sq ftP Package
  • Die size 345 mm²
  • Used in high performance entry-level desktops and value notebooks
  • Family 4 model 8

32-bit processors: the Pentium ("I")

Pentium ("Classic")

  • Bus width 64 bits
  • System bus speed 60 or 66 MHz
  • Address bus 32 bits
  • Addressable Memory 4 gibibytes
  • Virtual Memory 64 tebibytes
  • Superscalar architecture brought 5X the performance of the 33 MHz 486DX processor
  • Runs on 5 volts
  • Used in desktops
  • 16 KiB of L1 cache
  • P5 - 0.8 µm process technology
    • Introduced March 22, 1993
    • Number of transistors 3.1 million
    • Socket 4 273 pin PGA processor package
    • Package dimensions 2.16" x 2.16"
    • Family 5 model 1
    • Variants
      • 60 MHz with 100 MIPS (70.4 SPECint92, 55.1 SPECfp92 on Xpress 256 KiB L2)
      • 66 MHz with 112 MIPS (77.9 SPECint92, 63.6 SPECfp92 on Xpress 256 KiB L2)
  • P54 - 0.6 µm process technology
  • P54C - 0.35 µm process technology
    • Number of transistors 3.3 million
    • 90 mm² die size
    • Family 5 model 2
    • Variants


80486DX4 (chronological entry)


80386EX (Intel386 EX) (chronological entry)


Pentium Pro (chronological entry)

Pentium MMX

32-bit processors: P6/Pentium M microarchitecture

Pentium Pro

  • Introduced November 1, 1995
  • Precursor to Pentium II and III
  • Primarily used in server systems
  • Socket 8 processor package (387 pins) (Dual SPGA)
  • Number of transistors 5.5 million
  • Family 6 model 1
  • 0.6 µm process technology
    • 16 KiB L1 cache
    • 256 KiB integrated L2 cache
    • 60 MHz system bus speed
    • Variants
      • 150 MHz
  • 0.35 µm process technology, or 0.35 µm CPU with 0.6 µm L2 cache
    • Number of transistors 5.5 million
    • 512 KiB or 256 KiB integrated L2 cache
    • 60 or 66 MHz system bus speed
    • Variants
      • 166 MHz (66 MHz bus speed, 512 KiB 0.35 µm cache) Introduced November 1, 1995
      • 180 MHz (60 MHz bus speed, 256 KiB 0.6 µm cache) Introduced November 1, 1995
      • 200 MHz (66 MHz bus speed, 256 KiB 0.6 µm cache) Introduced November 1, 1995
      • 200 MHz (66 MHz bus speed, 512 KiB 0.35 µm cache) Introduced November 1, 1995
      • 200 MHz (66 MHz bus speed, 1 MiB 0.35 µm cache) Introduced August 18, 1997

Pentium II

Celeron (Pentium II-based)


Pentium II Xeon (chronological entry)

Pentium III

Pentium II and III Xeon

  • PII Xeon
  • PIII Xeon
    • Introduced October 25, 1999
    • Number of transistors: 9.5 million at 0.25 µm or 28 million at 0.18 µm)
    • L2 cache is 256 KiB, 1 MiB, or 2 MiB Advanced Transfer Cache (Integrated)
    • Processor Package Style is Single Edge Contact Cartridge (S.E.C.C.2) or SC330
    • System Bus Speed 133 MHz (256 KiB L2 cache) or 100 MHz (1 - 2 MiB L2 cache)
    • System Bus Width 64 bit
    • Addressable memory 64 gibibytes
    • Used in two-way servers and workstations (256 KiB L2) or 4- and 8-way servers (1 - 2 MiB L2)
    • Family 6 model 10
    • Variants

Celeron (Pentium III Coppermine-based)


XScale (chronological entry)


Pentium 4 (not 4EE, 4E, 4F), Itanium, P4-based Xeon, Itanium 2 (chronological entries)

  • Introduced April 2000 – July 2002
  • See main entries

Celeron (Pentium III Tualatin-based)

  • Tualatin Celeron - 0.13 µm process technology
    • 32 KiB L1 cache
    • 256 KiB Advanced Transfer L2 cache
    • 100 MHz system bus speed
    • Family 6 model 11
    • Variants
      • 1.0 GHz
      • 1.1 GHz
      • 1.2 GHz
      • 1.3 GHz
      • 1.4 GHz

Pentium M

  • Banias 0.13 µm process technology
    • Introduced March 2003
    • 64 KiB L1 cache
    • 1 MiB L2 cache (integrated)
    • Based on Pentium III core, with SSE2 SIMD instructions and deeper pipeline
    • Number of transistors 77 million
    • Micro-FCPGA, Micro-FCBGA processor package
    • Heart of the Intel mobile "Centrino" system
    • 400 MHz Netburst-style system bus
    • Family 6 model 9
    • Variants
      • 900 MHz (Ultra low voltage)
      • 1.0 GHz (Ultra low voltage)
      • 1.1 GHz (Low voltage)
      • 1.2 GHz (Low voltage)
      • 1.3 GHz
      • 1.4 GHz
      • 1.5 GHz
      • 1.6 GHz
      • 1.7 GHz
  • Dothan 0.09 µm (90 nm) process technology
    • Introduced May 2004
    • 2 MiB L2 cache
    • Revised data prefetch unit
    • 400 MHz Netburst-style system bus
    • 21W TDP
    • Variants
      • 1.00 GHz (Pentium M 723) (Ultra low voltage, 5W TDP)
      • 1.10 GHz (Pentium M 733) (Ultra low voltage, 5W TDP)
      • 1.20 GHz (Pentium M 753) (Ultra low voltage, 5W TDP)
      • 1.30 GHz (Pentium M 718) (Low voltage, 10W TDP)
      • 1.40 GHz (Pentium M 738) (Low voltage, 10W TDP)
      • 1.50 GHz (Pentium M 758) (Low voltage, 10W TDP)
      • 1.60 GHz (Pentium M 778) (Low voltage, 10W TDP)
      • 1.40 GHz (Pentium M 710)
      • 1.50 GHz (Pentium M 715)
      • 1.60 GHz (Pentium M 725)
      • 1.70 GHz (Pentium M 735)
      • 1.80 GHz (Pentium M 745)
      • 2.00 GHz (Pentium M 755)
      • 2.10 GHz (Pentium M 765)
  • Dothan 533 0.09 µm (90 nm) process technology
    • Introduced Q1 2005
    • Same as Dothan except with a 533 MHz NetBurst-style system bus and 27W TDP
    • Variants
      • 1.60 GHz (Pentium M 730)
      • 1.73 GHz (Pentium M 740)
      • 1.86 GHz (Pentium M 750)
      • 2.00 GHz (Pentium M 760)
      • 2.13 GHz (Pentium M 770)
      • 2.26 GHz (Pentium M 780)

Celeron M

  • Banias-512 0.13 µm process technology
    • Introduced March 2003
    • 64 KiB L1 cache
    • 512 KiB L2 cache (integrated)
    • SSE2 SIMD instructions
    • No SpeedStep technology, is not part of the 'Centrino' package
    • Family 6 model 9
    • Variants
      • 310 - 1.20 GHz
      • 320 - 1.30 GHz
      • 330 - 1.40 GHz
      • 340 - 1.50 GHz
  • Dothan-1024 90 nm process technology
    • 64 KiB L1 cache
    • 1 MiB L2 cache (integrated)
    • SSE2 SIMD instructions
    • No SpeedStep technology, is not part of the 'Centrino' package
    • Variants
      • 350 - 1.30 GHz
      • 350J - 1.30 GHz, with Execute Disable bit
      • 360 - 1.40 GHz
      • 360J - 1.40 GHz, with Execute Disable bit
      • 370 - 1.50 GHz, with Execute Disable bit
      • 380 - 1.60 GHz, with Execute Disable bit
      • 390 - 1.70 GHz, with Execute Disable bit
  • Yonah-1024 65 nm process technology
    • 64 KiB L1 cache
    • 1 MiB L2 cache (integrated)
    • SSE3 SIMD instructions, 533MHz front-side bus, execute-disable bit
    • No SpeedStep technology, is not part of the 'Centrino' package
    • Variants
      • 410 - 1.46 GHz
      • 420 - 1.60 GHz,
      • 423 - 1.06 GHz (ultra low voltage)
      • 430 - 1.73 GHz
      • 440 - 1.86 GHz
      • 443 - 1.20 GHz (ultra low voltage)
      • 450 - 2.00 GHz
  • Merom-1024 65 nm process technology
    • 64 KiB L1 cache
    • 1 MiB L2 cache (integrated)
    • SSE3 SIMD instructions, 533MHz front-side bus, execute-disable bit, 64-bit
    • No SpeedStep technology, is not part of the 'Centrino' package
    • Variants
      • 520 - 1.60 GHz

Intel Core

  • Yonah 0.065 µm (65 nm) process technology
    • Introduced January 2006
    • 667 MHz frontside bus
    • 2 MiB (Shared on Duo) L2 cache
    • SSE3 SIMD instructions
    • Variants:
      • Intel Core Duo T2700 2.33 GHz
      • Intel Core Duo T2600 2.16 GHz
      • Intel Core Duo T2500 2.00 GHz
      • Intel Core Duo T2400 1.83 GHz
      • Intel Core Duo T2300 1.66 GHz
      • Intel Core Duo T2050 1.60 GHz
      • Pentium dual-core T2060 1.60 GHz - 1024 KiB L2-cache
      • Intel Core Solo T1350 1.86 GHz
      • Intel Core Solo T1300 1.66 GHz
      • Intel Core Solo T1200 1.50 GHz [1]

Dual-Core Xeon LV

  • Sossaman 0.065 µm (65 nm) process technology
    • Introduced March 2006
    • Based on Yonah core, with SSE3 SIMD instructions
    • 667 MHz frontside bus
    • 2 MiB Shared L2 cache
    • Variants
      • 2.0 GHz

32-bit processors: NetBurst microarchitecture

Pentium 4

  • 0.18 µm process technology (1.40 and 1.50 GHz)
    • Introduced November 20, 2000
    • L2 cache was 256 KiB Advanced Transfer Cache (Integrated)
    • Processor Package Style was PGA423, PGA478
    • System Bus Speed 400 MHz
    • SSE2 SIMD Extensions
    • Number of Transistors 42 million
    • Used in desktops and entry-level workstations
  • 0.18 µm process technology (1.7 GHz)
    • Introduced April 23, 2001
    • See the 1.4 and 1.5 chips for details
  • 0.18 µm process technology (1.6 and 1.8 GHz)
    • Introduced July 2, 2001
    • See 1.4 and 1.5 chips for details
    • Core Voltage is 1.15 volts in Maximum Performance Mode; 1.05 volts in Battery Optimized Mode
    • Power <1>
    • Used in full-size and then light mobile PCs
  • 0.18 µm process technology Willamette (1.9 and 2.0 GHz)
  • Family 15 model 1
  • Pentium 4 (2 GHz, 2.20 GHz)
  • Pentium 4 (2.4 GHz)
  • 0.13 µm process technology Northwood A (1.7, 1.8, 1.9, 2, 2.2, 2.4, 2.5, 2.6 GHz)
    • Improved branch prediction and other microcodes tweaks
    • 512 KiB integrated L2 cache
    • Number of transistors 55 million
    • 400 MHz system bus.
  • Family 15 model 2
  • 0.13 µm process technology Northwood B (2.26, 2.4, 2.53, 2.66, 2.8, 3.06 GHz)
  • 0.13 µm process technology Northwood C (2.4, 2.6, 2.8, 3.0, 3.2, 3.4 GHz)
    • 800 MHz system bus (all versions include Hyper Threading)
    • 6500 to 10000 MIPS


Itanium (chronological entry)

Xeon

  • Official designation now Xeon, i.e. not "Pentium 4 Xeon"
  • Xeon 1.4, 1.5, 1.7 GHz
    • Introduced May 21, 2001
    • L2 cache was 256 KiB Advanced Transfer Cache (Integrated)
    • Processor Package Style was Organic Lan Grid Array 603 (OLGA 603)
    • System Bus Speed 400 MHz
    • SSE2 SIMD Extensions
    • Used in high-performance and mid-range dual processor enabled workstations
  • Xeon 2.0 GHz and up to 3.6 GHz


Itanium 2 (chronological entry)

Mobile Pentium 4-M

  • 0.13 µm process technology
  • 55 million transistors
  • cache L2 512 KiB
  • BUS a 400 MHz
  • Supports up to 1 GiB of DDR 266 MHz Memory
  • Supports ACPI 2.0 and APM 1.2 System Power Management
  • 1.3 V - 1.2 V (SpeedStep)
  • Power: 1.2 GHz 20.8 W, 1.6 GHz 30 W, 2.6 GHz 35 W
  • Sleep Power 5 W (1.2 V)
  • Deeper Sleep Power = 2.9 W (1.0 V)
    • 1.40 GHz - 23 April 2002
    • 1.50 GHz - 23 April 2002
    • 1.60 GHz - 4 March 2002
    • 1.70 GHz - 4 March 2002
    • 1.80 GHz - 23 April 2002
    • 1.90 GHz - 24 June 2002
    • 2.00 GHz - 24 June 2002
    • 2.20 GHz - 16 September 2002
    • 2.40 GHz - 14 January 2003
    • 2.40 GHz - 14 January 2003
    • 2.50 GHz - 16 April 2003
    • 2.60 GHz - 11 June 2003

Pentium 4 EE

  • Introduced September 2003
  • EE = "Extreme Edition"
  • Built from the Xeon's "Gallatin" core, but with 2MiB cache

Pentium 4E

  • Introduced February 2004
  • built on 0.09 µm (90 nm) process technology Prescott (2.4A, 2.8, 2.8A, 3.0, 3.2, 3.4, 3.6, 3.8) 1 MiB L2 cache
  • 533 MHz system bus (2.4A and 2.8A only)
  • Number of Transistors 125 million on 1 MiB Models
  • Number of Transistors 169 million on 2 MiB Models
  • 800 MHz system bus (all other models)
  • Hyper-Threading support is only available on CPUs using the 800 MHz system bus.
  • The processor's integer instruction pipeline has been increased from 20 stages to 31 stages, which theoretically allows for even greater clock speeds.
  • 7500 to 11000 MIPS
  • LGA-775 versions are in the 5xx series (32-bit) and 5x1 series (with Intel 64)
  • The 6xx series has 2 MiB L2 cache and Intel 64

Pentium 4F

  • Introduced Spring 2004
  • same core as 4E, "Prescott"
  • 3.2–3.6 GHz
  • starting with the D0 stepping of this processor, Intel 64 64-bit extensions has also been incorporated

64-bit processors: IA-64

  • New instruction set, not at all related to x86.
  • Before the feature was eliminated (Montecito, July 2006) IA-64 processors supported 32-bit x86 in hardware, but slowly.

Itanium

Itanium 2

  • Released July 2002
  • 900 MHz and 1 GHz


Pentium M (chronological entry)


Pentium 4EE, 4E (chronological entries)

  • Introduced September 2003, February 2004, respectively
  • See main entries

64-bit processors: Intel64 - NetBurst

  • Intel® Extended Memory 64 Technology
  • Mostly compatible with AMD's AMD64 architecture
  • Introduced Spring 2004, with the Pentium 4F (D0 and later P4 steppings)

Pentium 4F, D0 and later steppings

  • Starting with the D0 stepping of this processor, x86-64 extensions are supported

Pentium D

Main article: List of Intel Pentium D microprocessors
  • Smithfield 90 nm process technology (2.8–3.4 GHz)
    • Introduced May 26, 2005
    • 2.8–3.4 GHz (model numbers 820-840)
    • Number of Transistors 230 million
    • 1 MiB x 2 (non-shared, 2 MiB total) L2 cache
    • Cache coherency between cores requires communication over the FSB
    • Performance increase of 60% over similarly clocked Prescott
    • 2.66 GHz (533 MHz FSB) Pentium D 805 introduced December 2005
  • Presler 65 nm process technology (2.8–3.6 GHz)
    • Introduced January 16, 2006
    • 2.8–3.6 GHz (model numbers 920-960)
    • Number of Transistors 376 million
    • 2 MiB x 2 (non-shared, 4 MiB total) L2 cache

Pentium Extreme Edition

  • Smithfield 90 nm process technology (3.2 GHz)
    • Variants
      • Pentium 840 EE - 3.20 GHz (2 x 1 MiB L2)
  • Presler 65 nm process technology (3.46, 3.73)
    • 2 MiB x 2 (non-shared, 4 MiB total) L2 cache
    • Variants
      • Pentium 955 EE - 3.46 GHz
      • Pentium 965 EE - 3.73 GHz

Xeon

  • Nocona
  • Irwindale
  • Cranford
  • Potomac
    • Introduced April 2005
    • Cranford with 8 MiB of L3 cache
  • Paxville DP (2.8 GHz)
    • Introduced October 10, 2005
    • Dual-core version of Irwindale, with 4 MiB of L2 Cache (2 MiB per core)
    • 2.8 GHz
    • 800 MT/s front side bus
  • Paxville MP - 90 nm process (2.67 - 3.0 GHz)
    • Introduced November 1, 2005
    • Dual-Core Xeon 7000 series
    • MP-capable version of Paxville DP
    • 2 MiB of L2 Cache (1 MiB per core) or 4 MiB of L2 (2 MiB per core)
    • 667 MT/s FSB or 800 MT/s FSB
  • Dempsey - 65 nm process (2.67 - 3.73 GHz)
    • Introduced May 23, 2006
    • Dual-Core Xeon 5000 series
    • MP version of Presler
    • 667 MT/s or 1066 MT/s FSB
    • 4 MiB of L2 Cache (2 MiB per core)
    • Socket J, also known as LGA 771.
  • Tulsa - 65 nm process (2.5 - 3.4 GHz)
    • Introduced August 29, 2006
    • Dual-Core Xeon 7100-series
    • Improved version of Paxville MP
    • 667 MT/s or 800 MT/s FSB

64-bit processors: Intel64 - Intel Core microarchitecture

Xeon

  • Woodcrest - 65 nm process technology
    • Server and Workstation CPU (SMP support for dual CPU system)
    • Introduced June 26, 2006
    • Dual-Core
    • Intel Virtualization Technology, multiple OS support
    • EIST (Enhanced Intel SpeedStep Technology) in 5140, 5148LV, 5150, 5160
    • Execute Disable Bit
    • LaGrande Technology, enhanced security hardware extensions
    • SSSE3 SIMD instructions
    • iAMT2 (Intel Active Management Technology), remotely manage computers
    • Variants
      • Xeon 5160 - 3.00 GHz (4 MiB L2, 1333 MHz FSB, 80 W)
      • Xeon 5150 - 2.66 GHz (4 MiB L2, 1333 MHz FSB, 65 W)
      • Xeon 5140 - 2.33 GHz (4 MiB L2, 1333 MHz FSB, 65 W)
      • Xeon 5130 - 2.00 GHz (4 MiB L2, 1333 MHz FSB, 65 W)
      • Xeon 5120 - 1.86 GHz (4 MiB L2, 1066 MHz FSB, 65 W)
      • Xeon 5110 - 1.60 GHz (4 MiB L2, 1066 MHz FSB, 65 W)
      • Xeon 5148LV - 2.33 GHz (4 MiB L2, 1333 MHz FSB, 40 W) -- Low Voltage Edition
  • Clovertown - 65 nm process technology
    • Server and Workstation CPU (SMP support for dual CPU system)
    • Introduced Dec 13th 2006
    • Quad-Core
    • Intel Virtualization Technology, multiple OS support
    • EIST (Enhanced Intel SpeedStep Technology) in 5140, 5148LV, 5150, 5160
    • Execute Disable Bit
    • LaGrande Technology, enhanced security hardware extensions
    • SSSE3 SIMD instructions
    • iAMT2 (Intel Active Management Technology), remotely manage computers
    • Variants
      • Xeon X5355 - 2.66 GHz (2x4 MiB L2, 1333 MHz FSB, 105 W)
      • Xeon E5345 - 2.33 GHz (2x4 MiB L2, 1333 MHz FSB, 80 W)
      • Xeon E5335 - 2.00 GHz (2x4 MiB L2, 1333 MHz FSB, 80 W)
      • Xeon E5320 - 1.86 GHz (2x4 MiB L2, 1066 MHz FSB, 65 W)
      • Xeon E5310 - 1.60 GHz (2x4 MiB L2, 1066 MHz FSB, 65 W)
      • Xeon L5320 - 1.86 GHz (2x4 MiB L2, 1066 MHz FSB, 40 W)-- Low Voltage Edition

Intel Core 2

  • Conroe - 65 nm process technology
    • Desktop CPU (SMP support restricted to 2 CPUs)
    • Two CPUs in one package
    • Introduced July 27, 2006
    • SSSE3 SIMD instructions
    • Number of Transistors 291 Million on 4 MiB Models
    • Number of Transistors 167 Million on 2 MiB Models
    • Intel Virtualization Technology, multiple OS support
    • LaGrande Technology, enhanced security hardware extensions
    • Execute Disable Bit
    • EIST (Enhanced Intel SpeedStep Technology)
    • iAMT2 (Intel Active Management Technology), remotely manage computers
    • LGA775
    • Variants
      • Core 2 Duo E6850 - 3.00 Ghz (4 MiB L2, 1333 MHz FSB)
      • Core 2 Duo E6800 - 2.93 Ghz (4 MiB L2, 1066 MHz FSB)
      • Core 2 Duo E6750 - 2.67 GHz (4 MiB L2, 1333 MHz FSB)
      • Core 2 Duo E6700 - 2.67 GHz (4 MiB L2, 1066 MHz FSB)
      • Core 2 Duo E6650 - 2.33 GHz (4 MiB L2, 1333 MHz FSB)
      • Core 2 Duo E6600 - 2.40 GHz (4 MiB L2, 1066 MHz FSB)
      • Core 2 Duo E6420 - 2.13 GHz (4 MiB L2, 1066 MHz FSB) (Q207)
      • Core 2 Duo E6400 - 2.13 GHz (2 MiB L2, 1066 MHz FSB)
      • Core 2 Duo E6320 - 1.86 GHz (4 MiB L2, 1066 MHz FSB) (Q207)
      • Core 2 Duo E6300 - 1.86 GHz (2 MiB L2, 1066 MHz FSB)
      • Core 2 Duo E4400 - 2.0 GHz (2 MiB L2, 800 MHz FSB) (Q207)
      • Core 2 Duo E4300 - 1.80 GHz (2 MiB L2, 800 MHz FSB)
  • Conroe XE - 65 nm process technology
    • Desktop Extreme Edition CPU (SMP support restricted to 2 CPUs)
    • Introduced July 27, 2006
    • same features as Conroe
    • LGA775
    • Variants
      • Core 2 Extreme X6800 - 2.93 GHz (4 MiB L2, 1066 MHz FSB)
  • Merom - 65 nm process technology
    • Mobile CPU (SMP support restricted to 2 CPUs)
    • Introduced July 27, 2006
    • same features as Conroe
    • Socket M
    • Variants
      • Core 2 Duo T7700 - 2.40 GHz (4 MiB L2, 800 MHz FSB) (Santa Rosa platform)
      • Core 2 Duo L7400 - 1.50 GHz (4 MiB L2, 667 MHz FSB) (Low Voltage)
      • Core 2 Duo L7200 - 1.33 GHz (4 MiB L2, 667 MHz FSB) (Low Voltage)
      • Core 2 Duo T7600 - 2.33 GHz (4 MiB L2, 667 MHz FSB)
      • Core 2 Duo T7400 - 2.16 GHz (4 MiB L2, 667 MHz FSB)
      • Core 2 Duo T7200 - 2.00 GHz (4 MiB L2, 667 MHz FSB)
      • Core 2 Duo T5600 - 1.83 GHz (2 MiB L2, 667 MHz FSB)
      • Core 2 Duo T5500 - 1.66 GHz (2 MiB L2, 667 MHz FSB)
      • Core 2 Duo T5200 - 1.60 GHz (2 MiB L2, 533 MHz FSB)
  • Kentsfield - 65 nm process technology
    • Desktop CPU Quad Core (SMP support restricted to 4 CPUs)
    • Introduced Dec 13th, 2006
    • same features as Conroe but with 4 CPU Cores
    • Socket 775
    • Variants
      • Core 2 Extreme Q6700 - 2.66 GHz (2x4 MiB L2, 1066 MHz FSB)
      • Core 2 Quad Q6600 - 2.40 GHz (2x4 MiB L2, 1066 MHz FSB) (Jan 7th 07)

Detailed x86 architecture microprocessor lists

Intel 805xx product codes

Intel discontinued the use of part numbers such as 80486 in the marketing of mainstream x86-architecture microprocessors with the introduction of the Pentium brand in 1993. However, numerical codes, in the 805xx range, continued to be assigned to these processors for internal and part numbering uses. The following is a list of such product codes in numerical order:

Product code Marketing name(s) Codename(s)
80500 Pentium P5 (A-step)
80501 Pentium P5
80502 Pentium P54C, P54CS
80503 Pentium MMX P55C, Tillamook
80521 Pentium Pro P6
80522 Pentium II Klamath
80523 Pentium II, Celeron, Pentium II Xeon Deschutes, Covington, Drake
80524 Pentium II, Celeron Dixon, Mendocino
80525 Pentium III, Pentium III Xeon Katmai, Tanner
80526 Pentium III, Celeron, Pentium III Xeon Coppermine, Cascades
80528 Pentium 4, Xeon Willamette (Socket 423), Foster
80530 Pentium III, Celeron Tualatin
80531 Pentium 4, Celeron Willamette (Socket 478)
80532 Pentium 4, Celeron, Xeon Northwood, Prestonia, Gallatin
80535 Pentium M, Celeron M Banias
80536 Pentium M, Celeron M Dothan
80537 Core 2 Duo T-series Merom
80538 Core Solo, Celeron M 4xx Yonah
80539 Core Duo Yonah
80541 Itanium Merced
80546 Pentium 4, Celeron D, Xeon Prescott (Socket 478), Nocona, Irwindale, Cranford, Potomac
80547 Pentium 4, Celeron D Prescott (LGA775)
80550 Dual-Core Xeon 71xx Tulsa
80551 Pentium D, Pentium EE, Dual-Core Xeon Smithfield, Paxville DP
80552 Pentium 4, Celeron D Cedar Mill
80553 Pentium D, Pentium EE Presler
80555 Dual-Core Xeon 50xx Dempsey
80556 Dual-Core Xeon 51xx Woodcrest
80557 Core 2 Duo E-series, Dual-Core Xeon 30xx Conroe
80560 Dual-Core Xeon 70xx Paxville MP
80562 Core 2 Quad, Core 2 Extreme QX-series, Quad-Core Xeon 32xx Kentsfield
80563 Quad-Core Xeon 53xx Clovertown

See also

References

  1. ^ Not listed as an official model by Intel but used by Apple in their Intel-based Mac Mini, released March 2006)

External links


Intel processors (italics indicate non-x86 processors)

4004 | 4040 | 8008 | 8080 | 8085 | 8086 | 8088 | iAPX 432 | 80186 | 80188 | 80286 | 80386 | 80486 | i860 | i960 | Pentium | Pentium Pro | Pentium II | Celeron | Pentium III | XScale | Pentium 4 | Pentium M | Pentium D | Pentium Extreme Edition | Pentium Dual Core | Pentium E | Xeon | Core | Core 2 | Itanium | Itanium 2

List of Intel microprocessors | List of Intel CPU slots and sockets
Retrieved from "http://en.wikipedia.org/wiki/List_of_Intel_microprocessors"
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