CPU History

IBM PC CPU High lights are displayed in a list here, also you can find links to useful reference sites, and other CPU types here. Also there is a glossary of terms here.

CPU History
CPU Model First Seen Date Manufacture Speed In MHz Max Speed in MHz Bus Width Typical Socket Style Aprox Transistor Count Comments
4004 1971 Intel 0.74 4 16 pin dip 2,250 Internal Diagram of the CPU
8008 1972 Intel 0.2 8 18 pin dip 3,500
6502 apr 1974 Intel 2 8 40 pin dip 5,000 Typical machines with this CPU
6800 1975 Motorola 1 8 40 pin dip 6,800 Typical machines with this CPU
8080 1975 Intel 2 3 8 40 pin dip 4,500 Typical machines with this CPU
z80 July 1976 Zilog 2.5 12 8 40 pin dip abt 6000 Typical machines with this CPU
8085 1976 Intel 3 6 8 40 pin dip 6,200
1802 1976 RCA 2 8 8 40 pin dip 5,500 Applications with this CPU
TMS9900 1976 Texus 3.3 16 64 pin DIP 8,000 Applications with this CPU
8086 Jun 1978 Intel 5 12 16 40 pin dip 29,000 Typical machines with this CPU
8088 Jun 1979 Intel 4 12 8 or 16 40 pin dip 29,000
68000 sept 1979 Motorola 16 68,000 Typical machines with this CPU
TMS99000 1981 Texus 25 16
80286 Feb 1982 Intel 8 25 16 68 pin dip 134,000
80186 1983 Intel 6 16 16 40 pin dip
V20 Mar 1984 NEC 8 16 16 40 pin dip 63,000
ARM1 1985 Acorn 32 25,000 Typical machines with this CPU
68020 1985 Motorola 25 32 270,000
64180 1985 Hitachi 12.5 8 64 Pin Superset of the z80
386DX Oct 1985 Intel 16 40 32 132 pin PGA 275,000
MIPS R2000 1986 MIPS Technologies 32 110,000 Typical machines with this CPU
ARM2 1987 Arcorn 8 32 25,000
AMD 29000 1987 AMD 25 32
MIPS R3000 1988 MIPS Technologies 40 32 150,000
386SX Jan 1989 Intel 20 40 16 or 32 132 pin PGA 275,000
ARM3 1989 Acorn 25 32 300,000
68040 1989 Motorola 25 66 32 1,200,000
SparcCY7C601 1990? Sun 40 32 1,800,000 First Sparc CPU
Typical machines with this CPU
Alpha 21064 1992 DEC 100 300 64 1,680,000 Typical machines with this CPU
MIPS R4000 1992 MIPS Technologies 100 64 1,100,000
486DCL Jun 1992 Cyrix 33 32 132 pin PGA 600,000
486SX Sept 1992 Intel 33 32 168 pin PGA 1,200,000
486DX May 1990 Intel 33 50 32 168 pin PGA 1,200,000
486SLC Dec 1992 IBM 66 16 or 32 100-pin QFP 1,350,000
486DX2/66 Aug 1992 Intel (33)66 (40)80 32 168-pin PGA 1,200,000
Arm 610 1993 ARM Ltd 25 32 360,000 Not the very first
PPC601 1993 IBM 50 120 32 2,800,000 Power PC
Typical machines with this CPU
Pentium 60 Mar 1993 Intel 60 32 Socket 4: 273-pin PGA 3,100,000
486DX4/100 mar 1994 Intel (33)100 (40)120 32 168-pin PGA 1,600,000
Pentium 66 Mar 1993 Intel 66 32 Socket 4: 273-pin PGA 3,100,000
MIPS R4600 1994 MIPS Technologies 150 64 1,850,000 SGI Indy Machine
Arm 710 1994 ARM Ltd 33 32 540,000
Sparc Hyper Ross 1994 Sun 72 32 1,700,000
Pentium 75 sept 1994 Intel 75 32 Socket 7 3,300,000
Cyrix 5X86 Aug 1995 IBM (33)/100 (40)/120 32 168-pin PGA 2,000,000
5X86 Nov 1995 AMD (33)/133 32 168-pin PGA 1,600,000
Pentium 90 Mar 1994 Intel (66)/90 32 Socket 7 3,100,000
AMD-K5-90 Mar 1996 AMD (60)/90 (66)/100 32 Socket 7 4,300,000
Pentium 100 Mar 1994 Intel (66)/100 32 Socket 7 3,100,000
Nx586-133 Dec 1994 NexGen 133 32 Proprietary 3,500,000
Sparc Ultra 1 1995 Sun 167 64 5,200,000
Cyrix 6x86-120 Dec 1995 IBM (50)/100 32 Socket 7 3,300,000
Pentium 120 Mar 1995 Intel (60)/120 (60)/150 32 Socket 7 3,300,000 FAN
AMD K5-120 1996 AMD (60)/90 (66)/100 32 Socket 7 4,300,000
Pentium 133 Jun 1995 Intel (66)/133 32 Socket 7 3,300,000 Mile Stone
Cyrix 6x86-133 Feb 1996 IBM (55)/110 (60)/120 32 Socket 7 3,300,000
Pentium Pro 200 Nov 1995 Intel (66)/200 32 Socket 8 5,500,000 Mile Stone
MIPS R5000 1996 MIPS Technologies 180 250 64 3,600,000
MIPS R10000 1996 MIPS Technologies 180 275 64 6,800,000
PPC620 1996 IBM 133 200 64 7,000,000 Power PC
Alpha 21164PS 1997 DEC 400 600 64 3,500,000
Arm SA-1100 1997 Arm Ltd 133 200 2,500,000
Sun Ultra II 1997 Sun 250 450 64 5,400,000
Pentium MMX-166 Jan 1997 Intel (66)/166 (66)/233 32 Socket 7 4,400,000
AMD K6-166 Mar 1997 AMD-NexGen merger (66)/166 (66)/200 32 Socket 7 8,800,000
Cyrix IBM 6x86MX-166 May 1997 IBM (60)/150 (66)/133 32 Socket 7 6,600,000
Intel Celeron 266 Apr 1998 Intel (66)/266 (66)/300 32 Slot 1 7,500,000 Worst Ever
IDT C6-200 Dec 1997 IDT, IBM (66)/200 32 Socket 7 5,400,000
Intel Pentium II-233 Jan 1997 Intel (66)/233 (66)/300 32 Slot 1 7,500,000
K6-2/266 Apr 1998 AMD (66)/266 32 Socket 7 9,300,000
Cyrix M-II 266 & IBM 6x86MX-266 Apr 1998 IBM (83)/208 32 Socket 7 6,600,000
Cyrix M II-300 Apr 1998 IBM, National Semiconductor (75)/225 32 Socket 7 6,600,000
Intel Celeron 300A Aug 1998 Intel (66)/300 32 Slot 1 7,500,000
AMD K6-2/300 Apr 1998 AMD (100)/300 (95)/333 32 Super 7 9,300,000
Cyrix MII 366 Apr 1999 National Semiconductor (100)/250 32 Super 7 6,600,000
Intel Pentium II 333 Jan 1998 Intel (66)/333 (100)/400 32 Slot 1 7,500,000
Intel Celeron 400 Feb 1999 Intel (66)/400 (66)/466 32 Socket 370 19,000,000
AMD K6-2/400 Apr 1998 AMD (100)/400 32 Super 7 9,300,000
Cyrix MII 466 Sept 1999 Cyrix (95)/333 32 Socket 7 6,600,000 Still Born (End of Cyrex)
AMD K6-2/450 Feb 1999 AMD (100)/450 (95)/475 32 Super 7 9,300,000
Pentium-III 450 May 1999 Intel (100)/450 32 Slot 1 9,500,000 First P3
VIA Cyrix III Jun 2000 VIA/NatSemi (100)/500 32 Socket 370 11,200,000
Intel Celeron 500 Aug 1999 Intel (66)/500 32 Socket 370 19,000,000
AMD K6-2/500 Aug 1999 AMD (100)/500 32 Super 7 9,300,000
AMD Athlon 500 Aug 1999 AMD (200)/500 (200)/800 32 Slot A 22,000,000
Alpha 21364 2000 DEC ? 1000 64 100,000,000
Sun Ultra III 2000 Sun 600 900 64
PPC630 2000 IBM 440 64 6,350,000
Intel Pentium-III 550 "Coppermine" Mar 2000 Intel (100)/550 (133)/733 32 Slot 1 & Socket 370 28,100,000
AMD Duron 600 Jul 2000 AMD (200)/600 (200)/700 32 Socket A 25,000,000 Entry Level
AMD Athlon Thunderbird 700 Jun 2000 AMD (200)/700 (200)/800 32 Slot A or Socket A 37,000,000
Intel Pentium-III 800 Aug 2000 Intel (100)/800 (100)/1000 32 Slot 1 28,100,000
Pentium 4 1400 Nov 2000 Intel (400)/1400 (400)/1500 32 Socket 423 42,000,000
AMD Athlon Classic 900 Mar 2000 AMD (200)/900 (200)/1000 32 Slot A 22,000,000
AMD Duron 1000 Aug 2001 AMD (200)/1000 32 Socket A 25,200,000
AMD Athlon Thunderbird 900 Jun 2000 AMD (200)/900 (266)/1200 32 Socket A 37,000,000
Xeon PIII Mar 2001 Intel (100)/900 32 28,000,000
Intel Pentium-III 1.13 "Tualatin" Jul 2001 Intel (133)/1133 32 Socket 370 44,000,000
AMD Athlon XP 1500+ Oct 2001 AMD (266)/1333 (266)/1533 32 Socket A 37,500,000
Pentium 4 2000 Nov 2000 Intel (400)/2000 32 Socket 478 42,000,000
Xeon Sep 2001 Intel (400)/2000 32 42,000,000
Xeon Sep 2002 Intel (400)/2800 32 55,000,000
Xeon Oct 2003 Intel (533)/3060 32 178,000,000
P4 Aug 2002 Intel (533)/2800 32 55,000,000 Last Basic P4
P4 With Hyper Threding Apr 2003 Intel (800)/3000 32 55,000,000 New Hyper Threded Core
Athlon64 2800 2004 AMD 1800 64 754 105,900,000
Athlon64 3000 2005 AMD 1800 2800 64 939 105,900,000
P4 Extreme Feb 2005 Intel (1066)/3730 32 169,000,000
Athlon64 3200 2006 AMD 1800 2800 64 AM2 227,000,000 Dual Core
Intel Core 2 Duo 2006 Intel (1066)2800 64 Socket 775 291,000,000 Dual Core
Xeon 7100 series 2006 Intel (1066)3400 64 Socket LGA-771 1.3 billion Aprox Quad & Dual Core