Intel's top Pentium chip ... Speed later reached 3.8 GHz. Pentium 4 chips were first built with 180nm process technology and subsequently shrunk to 130, 90 and 65 nm. THIS DEFINITION IS FOR ...

Intel unveiled ... Prescott-based Pentium 4 521 was set at the same frequency and had an 84w TDP while the upcoming 65nm Core 2 Duo had a maximum TDP of 65w when clocked at 3GHz.