Source: [https://en.wikipedia.org/wiki/Microprocessor_chronology] More info: [Forum/Posts/481056] ||Year||Processor||Developer||Max clock in MHz (first version)||CPU Divider for JPC-rr|| |1975|6100|Intersil|4 MHz|250| |1975|BPC|Hewlett Packard|10 MHz|100| |1976|CDP 1802|RCA|6.4 MHz|167| |1976|8x300|Signetics|8 MHz|125| |1978|8086|Intel|5 MHz|200| |1979|8088|Intel|5 MHz|200| |1979|68000|Motorola|8 MHz|125| |1981|6120|Harris Corporation|10 MHz|100| |1981|ROMP|IBM|10 MHz|100| |1982|FOCUS|Hewlett Packard|18 MHz|56| |1982|80186|Intel|6 MHz|167| |?|80C186|Intel|6 MHz|167| |1982|80188|Intel|8 MHz|125| |1982|80286|Intel|6 MHz|167| |1984|68020|Motorola|16 MHz|63| |1984|V20|NEC|5 MHz|200| |1985|80386|Intel|16–40 MHz|25-63| |1985|MicroVax II 78032|DEC|5 MHz|200| |1985|R2000|MIPS|8 MHz|125| |1985|Novix NC4016|Harris Corporation|8 MHz|125| |1986|SPARC|Sun|40 MHz|25| |1986|V60|NEC|16 MHz|63| |1987|CVAX 78034|DEC|12.5 MHz|80| |1987|ARM2|Acorn|8 MHz|125| |1987|68030|Motorola|16 MHz|63| |1987|V70|NEC|20 MHz|50| |1988|R3000|MIPS|12 MHz|83| |1988|80386SX|Intel|12–33 MHz|30-83| |1988|i960|Intel|10 MHz|100| |1989|VAX DC520 "Rigel"|DEC|35 MHz|29| |1989|80486|Intel|25 MHz|40| |1989|i860|Intel|25 MHz|40| |1990|68040|Motorola|40 MHz|25| |1990|POWER1|IBM|20–30 MHz|33-50| |1991|R4000|MIPS Computer Systems|100 MHz|10| |1991|NVAX|DEC|62.5–90.91 MHz|11-16| |1991|RSC|IBM|33 MHz|30| |1992|Alpha 21064|DEC|100–200 MHz|5-10| |1992|microSPARC I|Sun|40–50 MHz|20-25| |1992|PA-7100|Hewlett Packard|100 MHz|10| |1992|486SLC|Cyrix|40 MHz|25| |1993|PowerPC 601|IBM, Motorola|50–80 MHz|13-20| |1993|Pentium|Intel|60–66 MHz|15-17| |1993|POWER2|IBM|55–71.5 MHz|14-18| |1994|68060|Motorola|50 MHz|20| |1994|Alpha 21064A|DEC|200–300 MHz|3-5| |1994|R4600|QED|100–125 MHz|8-10| |1994|PA-7200|Hewlett Packard|125 MHz|8| |1994|PowerPC 603|IBM, Motorola|60–120 MHz|8-17| |1994|PowerPC 604|IBM, Motorola|100–180 MHz|6-10| |1994|PA-7100LC|Hewlett Packard|100 MHz|10| |1995|Alpha 21164|DEC|266–333 MHz|3-4| |1995|UltraSPARC|Sun|143–167 MHz|6-7| |1995|SPARC64|HAL Computer Systems|101–118 MHz|8-10| |1995|Pentium Pro|Intel|150–200 MHz|5-7| |1996|Alpha 21164A|DEC|400–500 MHz|2-3| |1996|K5|AMD|75–100 MHz|10-13| |1996|R10000|MTI|150–250 MHz|4-7| |1996|R5000|QED|180–250 MHz|4-6| |1996|SPARC64 II|HAL Computer Systems|141–161 MHz|6-7| |1996|PA-8000|Hewlett-Packard|160–180 MHz|6-6| |1996|P2SC|IBM|150 MHz|7| |1997|RS64|IBM|125 MHz|8| |1997|Pentium II|Intel|233–300 MHz|3-4| |1997|PowerPC 620|IBM, Motorola|120–150 MHz|7-8| |1997|UltraSPARC IIs|Sun|250–400 MHz|3-4| |1997|S/390 G4|IBM|370 MHz|3| |1997|PowerPC 750|IBM, Motorola|233–366 MHz|3-4| |1997|K6|AMD|166–233 MHz|4-6| |1998|RS64-II|IBM|262 MHz|4| |1998|Alpha 21264|DEC|450–600 MHz|2-2| |1998|MIPS R12000|SGI|270–400 MHz|3-4| |1998|RM7000|QED|250–300 MHz|3-4| |1998|SPARC64 III|HAL Computer Systems|250–330 MHz|3-4| |1998|S/390 G5|IBM|500 MHz|2| |1998|PA-8500|Hewlett Packard|300–440 MHz|2-3| |1998|POWER3|IBM|200 MHz|5| |1999|Pentium III|Intel|450–600 MHz|2-2| |1999|RS64-III|IBM|450 MHz|2| |1999|PowerPC 7400|Motorola|350–500 MHz|2-3| |1999|Athlon|AMD|500–1000 MHz|1-2| |2000|Duron|AMD|550 MHz–1.3 GHz|1-2| |2000|RS64-IV|IBM|600–750 MHz|1-2| |2000|Pentium 4|Intel|1.3–2 GHz|1| |2000|SPARC64 IV|Fujitsu|450–810 MHz|1-2| |2000|z900|IBM|918 MHz|1| |2001|MIPS R14000|SGI|500–600 MHz|2-2| |2001|POWER4|IBM|1.1–1.4 GHz|1| |2001|UltraSPARC III|Sun|750–1200 MHz|1| |2001|Itanium|Intel|733–800 MHz|1| |2001|PowerPC 7450|Motorola|733–800 MHz|1| |2002|Itanium 2|Intel|0.9–1 GHz|1| |2003|Pentium M|Intel|0.9–1.7 GHz|1| |2004|PowerPC BGL|IBM|700 MHz|1| |2007|UltraSPARC T2|Sun|1–1.4 GHz|1| |2007|TILE64|Tilera|600–900 MHz|1-2| |2007|Opteron "Barcelona"|AMD|1.8–3.2 GHz|1| |2007|PowerPC BGP|IBM|850 MHz|1| |2008|Atom|Intel|0.8–1.6 GHz|1| |2008|TILEPro64|Tilera|600–866 MHz|1-2| |2011|AMD Llano|AMD|1.0–1.6 GHz|1|