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8088
Intel 8088 processor
Introduced 1979
Initial clock speed
5 MHz
Number of transistors
29,000
Manufacturing technology
3µ
A pivotal sale to IBM's new personal
computer division made the Intel®
8088 processor the brains of IBM's
new hit product--the IBM PC. -
286
Intel 286 processor
Introduced 1982
Initial clock speed
6 MHz
Number of transistors
134,000
Manufacturing technology
1.5µ
The Intel 286 was the first
Intel processor that could
run all the software written
for its predecessor. -
386
Intel 386 processor
Introduced 1985
Initial clock speed
16 MHz
Number of transistors
275,000
Manufacturing technology
1.5µ
The Intel 386 processor could run multiple
software programs at once and featured
275,000 transistors—more than 100 times
as many as the original Intel 4004. -
486
Intel 486 processor
Introduced 1989
Initial clock speed
25 MHz
Number of transistors
1,200,000
Manufacturing technology
1µ
The Intel 486 introduced the integrated
floating point unit. This generation of
computers really allowed users to go from
a command level computer into point and
click computing. -
Pentium
Intel Pentium processor
Introduced 1993
Initial clock speed
66 MHz
Number of transistors
3,100,000
Manufacturing technology
0.8µ
The Intel Pentium processor, executing
112 million commands per second, allowed
computers to more easily incorporate "real
world" data such as speech, sound,
handwriting and photographic images -
Pentium Pro
Intel Pentium Pro processor
Introduced 1995
Initial clock speed
200 MHz
Number of transistors
5,500,000
Manufacturing technology
0.6µ
The Pentium Pro processor delivered
more performance than previous
generation processors through an
innovation called Dynamic Execution.
This made possible the advanced 3D
visualization and interactive capabilities. -
Pentium II
Intel Pentium II processor
Intel Pentium II Xeon processor
Introduced 1997
Initial clock speed
300 MHz
Number of transistors
7,500,000
Manufacturing technology
0.25µ
The Intel Pentium II processor’s significant
performance improvement over previous
Intel-Architecture processors was based on
the seamless combination of the P6
microarchitecture and Intel MMX media
enhancement technology. -
Pentium III
Intel Pentium III processor
Intel Pentium III Xeon processor
Introduced 1999
Initial clock speed
500 MHz
Number of transistors
9,500,000
Manufacturing technology
0.18µ
The Intel Pentium III processor executed
Internet Streaming SIMD Extensions,
extended the concept of processor
identification and utilized multiple
low-power states to conserve power
during idle times. -
Pentium 4
Intel Pentium 4 processor
Introduced 2000
Intel Xeon processor
Introduced 2001
Initial clock speed
1.5 GHz
Number of transistors
42,000,000
Manufacturing technology
0.18µ
The Intel Pentium 4 processor
ushers in the advent of the
nanotechnology age. -
Pentium M
Intel Pentium M processor
Introduced - 2002
Initial Clock Speed
1.7 GHz
Number of transistors
55,000,000
Manufacturing technology
90nm
The Intel Pentium M processor, the Intel
855 chipset family, and the Intel
PRO/Wireless 2100 network connection are
the three components of Intel Centrino
processor technology. Intel Centrino
processor technology was designed
specifically for portable computing. -
Itanium 2
Intel Itanium 2 processor
Introduced 2002
Initial clock speed
1 GHz
Number of transistors
220,000,000
Manufacturing technology
0.13µ
The Intel Itanium 2 processor is the
successor of the first Itanium processor.
The architecture is based on Explicitly Parallel
Instruction Computing (EPIC). It is theoretically
capable of performing roughly 8 times more
work per clock cycle than other CISC and RISC
architectures. -
Pentium D
Intel Pentium D processor
Introduced 2005
Initial clock speed
3.2 GHz
Number of transistors
291,000,000
Manufacturing technology
65nm
The Intel Pentium D processor features
the first desktop duel-core design with two
complete processor cores, that each run at
the same speed, in one physical package. -
Core 2 Duo
Intel Core 2 Duo processor
Intel Core2 Extreme processor
Dual-Core Intel Xeon processor
Introduced 2006
Initial clock speed
2.93 GHz
Number of transistors
291,000,000
Manufacturing technology
65nm
Intel Core2 Duo processor optimizes
mobile microarchitecture of the Intel
Pentium M processor and enhanced it
with many microarchitecture innovations.
Intel Centrino Pro and Intel vPro
processor technology provide excellent
performance from the Dual-Core Intel
Core2 Duo processor. -
Dual-Core Intel Itanium 2
Dual-Core Intel Itanium 2 processor 9000 series
Introduced 2006
Initial clock speed
1.66 GHz
Number of transistors
1,720,000,000
Manufacturing technology
90nm
Dual-Core Intel Itanium 2 processor 9000 series
outperforms the earlier, single-core version of the
Itanium 2 processors. With more than 1.7 billion
transistors and with two execution cores, these
processors double the performance of previous
Itanium processors while reducing average power
consumtion. -
Core2 Quad
Intel Core2 Quad processors
Introduced 2007
Initial clock speed
2.66 GHz
Number of transistors
582,000,000
Manufacturing technology
65nm
The Quad-Core Intel Xeonprocessor provides
50 percent greater performance than industry leading
Dual-Core Intel Xeon processor in the
same power envelope. The quad-core-based
servers enable more applications to run with a
smaller footprint -
Quad-Core Intel Xeon
Quad-Core Intel Xeon processor (Penryn)
Introduced 2007
Initial clock speed3 GHz
Number of transistors
820,000,000
Manufacturing technology
45nm
Intel’s next generation Intel Core™2 processor
family, codenamed "Penryn", contains
industry-leading microarchitecture
enhancements. Further, new SSE4 instructions
for improved video, imaging, and 3D content
performance and new power management
features will extend “Penryn” processor family
leadership in performance and energy efficiency.