Intel's top Pentium chip, introduced in late ... while dual-core Pentium models such as Pentium D and Pentium Processor Extreme Editions omit the "4" designation. See Pentium.

The Pentium 4 570 had a base clock speed of 3.8 ... against Intel's Core series during that period. Intel's first consumer processor to be sold with a clock speed of 4 GHz or higher was the ...

Ironically, Intel ran into more trouble with Pentium 4 just weeks later as the company delayed the microprocessor's launch because of chipset issues. The Pentium 4 chipset glitch persisted after ...

For an understanding of Intel CPU architecture, see Intel microarchitectures. For Pentium 4 and Celeron D in LGA775 ... 4GB of RDRAM and dual processors. A prefetch cache increases performance.

Intel unveiled the design of its Tejas processor in early 2003 with the intention of launching it clocked at frequencies of 7GHz or more the following year (Jayhawk being its Xeon counterpart).